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List of unnumbered minor planets: 1998

From Wikipedia, the free encyclopedia

This is a partial list of unnumbered minor planets for principal provisional designations assigned between 1 January and 31 December 1998. As of June 2024, a total of 341 bodies remain unnumbered for this period.[1][2][3][4] Also see previous and next year.

  Near-Earth obj.     MBA (inner)   MBA (outer)   Centaur
  Mars-crosser   MBA (middle)     Jupiter trojan    Trans-Neptunian obj.
  Unclassified

A

[edit]
U Designation Class Physical Observations Description and notes Ref
H D Opp. Arc Last Used
6 1998 AK10 MCA 20.9 200 m single 33 days 02 Feb 1998 26 Disc.: Spacewatch MPC · JPL
0 1998 AA12 MBA-I 18.72 540 m multiple 1998–2021 15 Apr 2021 42 Disc.: Spacewatch MPC · JPL

B

[edit]
U Designation Class Physical Observations Description and notes Ref
H D Opp. Arc Last Used
0 1998 BY7 APO 21.47 180 m multiple 1998–2021 04 Aug 2021 156 Disc.: Spacewatch
Potentially hazardous object
MPC · JPL
7 1998 BT13 APO 26.5 18 m single 6 days 30 Jan 1998 15 Disc.: Spacewatch MPC · JPL
2 1998 BZ13 MBA-I 19.39 410 m multiple 1998–2023 27 Mar 2023 42 Disc.: Spacewatch
Alt.: 2016 EF148
MPC · JPL
0 1998 BJ21 MBA-I 17.7 860 m multiple 1998–2020 23 Nov 2020 99 Disc.: Spacewatch MPC · JPL
7 1998 BR26 APO 26.0 22 m single 1 day 31 Jan 1998 19 Disc.: Spacewatch MPC · JPL
2 1998 BJ28 MBA-M 17.9 1.1 km multiple 1998–2020 14 Feb 2020 57 Disc.: Spacewatch
Added on 22 July 2020
Alt.: 2016 ET53
MPC · JPL
0 1998 BB29 MBA-O 16.92 2.3 km multiple 1998–2021 13 Apr 2021 92 Disc.: Spacewatch
Alt.: 2013 TG95, 2015 FV48
MPC · JPL
0 1998 BJ29 MBA-I 18.14 700 m multiple 1993–2020 15 Feb 2020 51 Disc.: Spacewatch
Added on 21 August 2021
Alt.: 2004 XU142
MPC · JPL
7 1998 BC34 Asteroid 20.8 390 m single 11 days 02 Feb 1998 15 Disc.: Spacewatch
MCA at MPC
MPC · JPL
0 1998 BN35 MBA-M 18.14 700 m multiple 1998–2021 11 Nov 2021 36 Disc.: Spacewatch
Alt.: 2015 KR61
MPC · JPL

D

[edit]
U Designation Class Physical Observations Description and notes Ref
H D Opp. Arc Last Used
0 1998 DO11 MBA-O 16.6 2.7 km multiple 1998–2021 10 Jun 2021 203 Disc.: NEAT/GEODSS
Alt.: 2014 YJ47
MPC · JPL
6 1998 DX11 APO 27.0 14 m single 3 days 26 Feb 1998 13 Disc.: Spacewatch MPC · JPL
8 1998 DV20 APO 20.3 310 m single 10 days 06 Mar 1998 11 Disc.: Spacewatch MPC · JPL
0 1998 DH22 MBA-I 19.9 310 m multiple 1998–2021 17 Feb 2021 141 Disc.: Spacewatch
Added on 17 June 2021
Alt.: 2011 BR143
MPC · JPL
0 1998 DA25 MBA-O 16.97 2.2 km multiple 1998–2021 08 Sep 2021 79 Disc.: Spacewatch
Added on 22 July 2020
Alt.: 2020 HF22
MPC · JPL
0 1998 DM25 MBA-I 18.9 490 m multiple 1998–2021 10 Apr 2021 35
Added on 29 January 2022
MPC · JPL
0 1998 DF26 MBA-I 18.96 480 m multiple 1998–2021 08 May 2021 43 Disc.: Spacewatch MPC · JPL
7 1998 DK36 ATI 25.0 36 m single 1 day 24 Feb 1998 4 Disc.: Mauna Kea Obs. MPC · JPL
0 1998 DV38 MBA-M 17.9 1.5 km multiple 1998–2017 01 Jul 2017 39 Disc.: Spacewatch MPC · JPL
0 1998 DX38 MBA-I 18.8 520 m multiple 1998–2020 17 Dec 2020 47 Disc.: Spacewatch MPC · JPL

E

[edit]
U Designation Class Physical Observations Description and notes Ref
H D Opp. Arc Last Used
3 1998 EE3 APO 27.2 13 m single 3 days 04 Mar 1998 11 Disc.: Spacewatch MPC · JPL
1 1998 EO3 MBA-I 18.7 540 m multiple 1998–2020 15 May 2020 35 Disc.: Spacewatch
Added on 19 October 2020
MPC · JPL
2 1998 EP4 APO 21.5 180 m multiple 1996–1998 05 Apr 1998 71 Disc.: Spacewatch MPC · JPL
0 1998 EK22 MBA-O 16.94 2.3 km multiple 1998–2021 03 May 2021 93 Disc.: Spacewatch
Alt.: 2015 BU119
MPC · JPL

F

[edit]
U Designation Class Physical Observations Description and notes Ref
H D Opp. Arc Last Used
0 1998 FL5 APO 21.52 170 m multiple 1998–2022 19 Oct 2022 114 Disc.: LINEAR MPC · JPL
0 1998 FM9 AMO 19.70 410 m multiple 1998–2022 22 Jan 2022 121 Disc.: LINEAR MPC · JPL
2 1998 FS11 MCA 19.4 390 m multiple 1998–2005 09 Mar 2005 82 Disc.: NEAT/GEODSS MPC · JPL
6 1998 FG12 APO 21.0 220 m single 39 days 02 May 1998 42 Disc.: LINEAR MPC · JPL
4 1998 FS144 TNO 6.7 235 km multiple 1998–2022 26 Apr 2022 22 Disc.: Cerro Tololo
LoUTNOs, cubewano (hot), BR-mag: 1.53; taxonomy: IR
MPC · JPL

G

[edit]
U Designation Class Physical Observations Description and notes Ref
H D Opp. Arc Last Used
0 1998 GO MBA-I 18.5 590 m multiple 1998–2020 04 Jan 2020 53 Disc.: Spacewatch
Alt.: 2013 EQ27, 2013 EO179
MPC · JPL
0 1998 GC1 AMO 21.27 210 m multiple 1998–2023 10 Dec 2023 95 Disc.: LINEAR MPC · JPL
0 1998 GL10 AMO 19.0 560 m multiple 1998–2015 21 May 2015 286 Disc.: LINEAR
Alt.: 2014 UW34
MPC · JPL
1 1998 GM10 MCA 19.3 410 m multiple 1998–2021 19 Jun 2021 84 Disc.: LINEAR
Alt.: 2021 ES4
MPC · JPL
0 1998 GF13 MBA-I 17.98 750 m multiple 1998–2022 25 Jan 2022 127 Disc.: Spacewatch MPC · JPL

H

[edit]
U Designation Class Physical Observations Description and notes Ref
H D Opp. Arc Last Used
4 1998 HH1 AMO 23.2 81 m single 32 days 19 May 1998 40 Disc.: Spacewatch MPC · JPL
3 1998 HM1 APO 24.4 47 m single 7 days 25 Apr 1998 33 Disc.: Spacewatch MPC · JPL
0 1998 HK5 MBA-M 17.9 1.1 km multiple 1998–2020 23 Jun 2020 67 Disc.: Spacewatch
Added on 22 July 2020
MPC · JPL
2 1998 HZ7 MBA-O 17.2 2.0 km multiple 1998–2004 18 Jul 2004 102 Disc.: Kleť Obs. MPC · JPL
0 1998 HX15 MBA-I 17.5 940 m multiple 1998–2019 25 Oct 2019 73 Disc.: Spacewatch
Added on 22 July 2020
Alt.: 2002 JV148, 2010 EM148
MPC · JPL
0 1998 HE16 MBA-M 17.45 1.4 km multiple 1998–2021 13 Sep 2021 95 Disc.: Spacewatch MPC · JPL
0 1998 HX27 MBA-O 16.52 2.8 km multiple 1998–2021 11 Jul 2021 77 Disc.: Spacewatch
Added on 22 July 2020
Alt.: 2009 DO34, 2010 GM87
MPC · JPL
2 1998 HT31 APO 20.8 250 m single 19 days 09 May 1998 133 Disc.: NEAT/GEODSS
Potentially hazardous object
MPC · JPL
2 1998 HD43 MBA-I 19.1 450 m multiple 1998–2021 10 Apr 2021 34 Disc.: Spacewatch
Added on 24 December 2021
MPC · JPL
0 1998 HH49 APO 21.43 190 m multiple 1998–2023 17 Oct 2023 25 Disc.: Spacewatch
Potentially hazardous object
MPC · JPL
9 1998 HP126 ATE 25.77 25 m single 1 day 25 Apr 1998 15 Disc.: LINEAR
Added on 21 August 2021
MPC · JPL
3 1998 HL151 TNO 8.1 100 km multiple 1998–2013 08 May 2013 25 Disc.: Mauna Kea Obs.
LoUTNOs, other TNO, BR-mag: 1.06
MPC · JPL
2 1998 HN151 TNO 8.3 91 km multiple 1998–2017 01 Apr 2017 31 Disc.: Mauna Kea Obs.
LoUTNOs, other TNO
MPC · JPL
3 1998 HO151 TNO 8.2 95 km multiple 1998–2017 30 Mar 2017 19 Disc.: Mauna Kea Obs.
LoUTNOs, other TNO
MPC · JPL
E 1998 HR151 TNO 8.6 65 km single 63 days 30 Jun 1998 11 Disc.: Mauna Kea Obs.
LoUTNOs, cubewano?
MPC · JPL
0 1998 HF159 MBA-I 18.6 570 m multiple 1998–2019 24 Sep 2019 61 Disc.: Spacewatch MPC · JPL

J

[edit]
U Designation Class Physical Observations Description and notes Ref
H D Opp. Arc Last Used
0 1998 JG2 MCA 18.9 490 m multiple 1998–2020 23 Jun 2020 104 Disc.: Whipple Obs. MPC · JPL

K

[edit]
U Designation Class Physical Observations Description and notes Ref
H D Opp. Arc Last Used
4 1998 KH APO 19.2 510 m multiple 1998–2015 01 Jun 2015 133 Disc.: LINEAR MPC · JPL
4 1998 KD3 APO 20.6 270 m single 28 days 21 Jun 1998 172 Disc.: LINEAR
AMO at MPC
MPC · JPL
1 1998 KF3 AMO 19.14 520 m multiple 1998–2017 20 Jul 2017 87 Disc.: LINEAR MPC · JPL
8 1998 KO3 APO 19.5 450 m single 6 days 30 May 1998 60 Disc.: LINEAR MPC · JPL
2 1998 KF6 MCA 20.3 260 m multiple 1998–2019 08 May 2019 70 Disc.: LINEAR
Alt.: 2013 JT6
MPC · JPL
0 1998 KF11 MBA-M 18.62 1.1 km multiple 1998–2021 28 Sep 2021 61 Disc.: Spacewatch MPC · JPL
1 1998 KK16 MCA 17.5 1.8 km multiple 1998–2020 23 Dec 2020 123 Disc.: LINEAR MPC · JPL
6 1998 KJ17 AMO 23.5 71 m single 8 days 05 Jun 1998 59 Disc.: LINEAR MPC · JPL
0 1998 KY26 APO 25.73 25 m multiple 1998–2024 01 May 2024 236 Disc.: Spacewatch MPC · JPL
0 1998 KC43 MBA-O 15.71 4.0 km multiple 1998–2022 08 Jan 2022 156 Disc.: Spacewatch
Alt.: 2010 LU125, 2018 PK2
MPC · JPL
2 1998 KY61 TNO 7.3 115 km multiple 1998–2017 22 Aug 2017 58 Disc.: Cerro Tololo
LoUTNOs, cubewano (cold)
MPC · JPL
4 1998 KS65 TNO 7.65 98 km multiple 1998–2021 12 Sep 2021 57 Disc.: Cerro Tololo
LoUTNOs, cubewano (cold), BR-mag: 1.73; taxonomy: RR-IR
MPC · JPL
E 1998 KD66 TNO 8.9 57 km single 10 days 30 May 1998 3 Disc.: Cerro Tololo
LoUTNOs, cubewano?
MPC · JPL
E 1998 KE66 TNO 9.0 54 km single 10 days 30 May 1998 3 Disc.: Cerro Tololo
LoUTNOs, cubewano?
MPC · JPL
E 1998 KF66 TNO 9.8 52 km single 10 days 30 May 1998 3 Disc.: Cerro Tololo
LoUTNOs, plutino?
MPC · JPL
E 1998 KG66 TNO 8.9 57 km single 10 days 30 May 1998 3 Disc.: Cerro Tololo
LoUTNOs, cubewano?
MPC · JPL
0 1998 KG69 MBA-M 17.45 1.8 km multiple 1998–2021 30 Jul 2021 96 Disc.: Spacewatch MPC · JPL
0 1998 KH69 MBA-I 18.2 680 m multiple 1998–2020 16 Oct 2020 39 Disc.: Spacewatch MPC · JPL

L

[edit]
U Designation Class Physical Observations Description and notes Ref
H D Opp. Arc Last Used
0 1998 LE APO 20.36 300 m multiple 1998–2024 19 May 2024 111 Disc.: LINEAR MPC · JPL

M

[edit]
U Designation Class Physical Observations Description and notes Ref
H D Opp. Arc Last Used
0 1998 MN MBA-I 17.44 970 m multiple 1998–2022 10 Jan 2022 108 Disc.: Spacewatch
Alt.: 2016 NF18
MPC · JPL
0 1998 MS HUN 18.39 620 m multiple 1998–2022 25 Jan 2022 62 Disc.: Spacewatch
Added on 24 December 2021
MPC · JPL
0 1998 MS2 AMO 20.4 300 m multiple 1998–2023 12 Jan 2023 145 Disc.: CSS MPC · JPL
0 1998 MQ4 MBA-M 17.95 760 m multiple 1998–2019 27 Nov 2019 154 Disc.: Spacewatch
Alt.: 2011 UK386
MPC · JPL
0 1998 ML5 MBA-O 16.16 3.3 km multiple 1998–2021 29 Oct 2021 183 Disc.: Spacewatch
Alt.: 2008 AP99, 2010 OM
MPC · JPL
7 1998 MV5 APO 24.0 56 m single 9 days 02 Jul 1998 27 Disc.: LINEAR MPC · JPL
0 1998 MM14 MCA 18.66 550 m multiple 1998–2021 31 Oct 2021 84 Disc.: LINEAR MPC · JPL

O

[edit]
U Designation Class Physical Observations Description and notes Ref
H D Opp. Arc Last Used
0 1998 OL4 MBA-M 17.47 1.8 km multiple 1998–2021 08 Dec 2021 64 Disc.: Spacewatch
Added on 30 September 2021
Alt.: 2021 QV
MPC · JPL
7 1998 OP4 AMO 24.0 56 m single 4 days 31 Jul 1998 21 Disc.: Spacewatch MPC · JPL
0 1998 OS15 MBA-M 17.0 1.7 km multiple 1998–2020 11 Oct 2020 162 Disc.: Spacewatch
Alt.: 2010 LX73
MPC · JPL

Q

[edit]
U Designation Class Physical Observations Description and notes Ref
H D Opp. Arc Last Used
3 1998 QQ APO 18.7 650 m multiple 1998–2019 18 Oct 2019 172 Disc.: LINEAR
Alt.: 2015 TV350
MPC · JPL
0 1998 QF1 MCA 18.82 510 m multiple 1998–2022 06 Jan 2022 111 Disc.: LINEAR MPC · JPL
1 1998 QH1 AMO 20.7 260 m multiple 1998–2002 14 Sep 2002 47 Disc.: LINEAR MPC · JPL
3 1998 QJ1 CEN 16.5 2.9 km single 62 days 18 Oct 1998 51 Disc.: LINEAR MPC · JPL
0 1998 QE3 MCA 18.27 640 m multiple 1998–2024 06 Aug 2024 71 Disc.: LINEAR MPC · JPL
5 1998 QV3 AMO 20.5 280 m single 58 days 13 Oct 1998 63 Disc.: LINEAR MPC · JPL
0 1998 QV27 MCA 19.02 500 m multiple 1998–2023 16 Apr 2023 59 Disc.: Spacewatch MPC · JPL
0 1998 QF28 MBA-M 17.64 1.7 km multiple 1998–2021 29 Aug 2021 69 Disc.: Spacewatch
Alt.: 2012 RC7
MPC · JPL
8 1998 QH28 AMO 22.9 93 m single 7 days 30 Aug 1998 15 Disc.: Spacewatch MPC · JPL
0 1998 QK28 APO 19.54 450 m multiple 1998–2024 11 Jan 2024 586 Disc.: LINEAR
Potentially hazardous object
MPC · JPL
0 1998 QP52 MCA 18.08 1.3 km multiple 1998–2022 09 Jan 2022 103 Disc.: LINEAR MPC · JPL
0 1998 QJ56 MCA 18.0 1.1 km multiple 1998–2024 30 Jun 2024 122 Disc.: LINEAR MPC · JPL
3 1998 QX56 MBA-I 18.8 520 m multiple 1998–2019 03 Oct 2019 42 Disc.: Spacewatch MPC · JPL
2 1998 QO59 MBA-I 19.4 390 m multiple 1998–2018 08 Aug 2018 22 Disc.: Spacewatch MPC · JPL
0 1998 QU59 MBA-M 17.90 1.1 km multiple 1998–2022 26 Jan 2022 67 Disc.: Spacewatch
Alt.: 2017 BM4
MPC · JPL
0 1998 QA62 APO 19.29 500 m multiple 1998-2022 12 Apr 2022 80 Disc.: LINEAR
Potentially hazardous object
MPC · JPL
1 1998 QQ85 MCA 18.05 1.4 km multiple 1998–2021 29 Nov 2021 69 Disc.: LINEAR
Alt.: 2007 PN4
MPC · JPL
1 1998 QX104 MCA 19.69 360 m multiple 1995–2023 11 Oct 2023 31 Disc.: ODAS MPC · JPL
5 1998 QA105 AMO 21.5 180 m single 58 days 27 Oct 1998 24 Disc.: Spacewatch MPC · JPL
3 1998 QA107 MCA 20.2 270 m multiple 1998–2018 14 Sep 2018 41 Disc.: Spacewatch
Alt.: 2008 RZ75
MPC · JPL
1 1998 QQ110 MBA-M 17.9 1.1 km multiple 1998–2015 10 Oct 2015 44 Disc.: Spacewatch
Alt.: 2015 TA182
MPC · JPL
0 1998 QA112 MBA-I 18.44 610 m multiple 1998–2021 05 Nov 2021 99 Disc.: Spacewatch MPC · JPL
0 1998 QK112 MBA-M 17.96 1.4 km multiple 1998–2021 07 Nov 2021 93 Disc.: Spacewatch MPC · JPL
0 1998 QL112 MBA-O 17.23 2.0 km multiple 1998–2021 25 Nov 2021 80 Disc.: Spacewatch MPC · JPL
1 1998 QM112 MBA-O 18.06 1.3 km multiple 1998–2023 23 Jul 2023 37 Disc.: Spacewatch MPC · JPL

R

[edit]
U Designation Class Physical Observations Description and notes Ref
H D Opp. Arc Last Used
2 1998 RC MCA 19.2 610 m multiple 1998–2020 26 Sep 2020 68 Disc.: Spacewatch
Added on 9 March 2021
Alt.: 2020 OO6
MPC · JPL
0 1998 RJ8 MBA-O 17.4 1.8 km multiple 1998–2019 25 Sep 2019 56 Disc.: Spacewatch MPC · JPL
2 1998 RS8 MBA-M 18.3 1.2 km multiple 2007–2016 07 Nov 2016 30 Disc.: Spacewatch MPC · JPL
1 1998 RB10 MBA-I 17.9 780 m multiple 1998–2017 13 Dec 2017 65 Disc.: Spacewatch MPC · JPL
2 1998 RK10 MBA-I 18.7 540 m multiple 1998–2017 11 Dec 2017 48 Disc.: Spacewatch MPC · JPL
0 1998 RU10 MBA-I 18.9 490 m multiple 1995–2020 16 Oct 2020 90 Disc.: Spacewatch MPC · JPL
0 1998 RJ11 MBA-I 19.21 450 m multiple 1998–2023 06 Sep 2023 54 Disc.: Spacewatch
Alt.: 2016 TT88
MPC · JPL
0 1998 RZ11 MBA-I 18.65 550 m multiple 1998–2021 12 May 2021 41 Disc.: Spacewatch MPC · JPL
0 1998 RK12 MBA-I 18.0 750 m multiple 1998–2021 15 Jan 2021 146 Disc.: Spacewatch
Alt.: 2010 AW120
MPC · JPL
0 1998 RL13 MBA-M 17.7 1.6 km multiple 1998–2017 25 Oct 2017 45 Disc.: Spacewatch
Alt.: 2003 UW394
MPC · JPL
0 1998 RO15 MBA-O 16.79 2.4 km multiple 1998–2021 28 Nov 2021 101 Disc.: Spacewatch
Alt.: 2007 ES240
MPC · JPL
0 1998 RY20 MBA-M 18.08 780 m multiple 1998–2023 21 Aug 2023 37 Disc.: Spacewatch
Added on 22 July 2020
MPC · JPL
0 1998 RL21 MBA-M 18.86 540 m multiple 1998–2023 07 Sep 2023 66 Disc.: Spacewatch MPC · JPL
0 1998 RA22 MBA-I 19.1 450 m multiple 1998–2020 15 Oct 2020 61 Disc.: Spacewatch MPC · JPL
1 1998 RJ81 MBA-I 19.61 350 m multiple 1998–2023 06 Aug 2023 24 Disc.: Spacewatch
Alt.: 2009 VG11
MPC · JPL
0 1998 RN81 MBA-M 18.0 1.1 km multiple 1998–2019 24 Dec 2019 49 Disc.: Spacewatch MPC · JPL
1 1998 RS81 MBA-M 17.84 1.5 km multiple 1998–2021 08 Nov 2021 60 Disc.: Spacewatch MPC · JPL
1 1998 RT81 MBA-I 18.91 490 m multiple 1998–2022 25 Jan 2022 34 Disc.: Spacewatch MPC · JPL
0 1998 RV81 MBA-I 19.52 370 m multiple 1998–2021 28 Sep 2021 28 Disc.: Spacewatch MPC · JPL
1 1998 RW81 MBA-O 17.5 1.8 km multiple 1998–2019 19 Dec 2019 31 Disc.: DB Missing
Added on 22 July 2020
MPC · JPL
2 1998 RX81 MBA-I 19.0 470 m multiple 1998–2020 07 Sep 2020 40 Disc.: DB Missing
Added on 19 October 2020
MPC · JPL
0 1998 RY81 MBA-O 17.08 2.1 km multiple 1998–2021 28 Oct 2021 55 Disc.: Spacewatch
Added on 5 November 2021
MPC · JPL

S

[edit]
U Designation Class Physical Observations Description and notes Ref
H D Opp. Arc Last Used
0 1998 SM MBA-M 17.81 1.5 km multiple 1998–2021 27 Oct 2021 89 Disc.: Spacewatch MPC · JPL
1 1998 SG2 AMO 19.3 490 m multiple 1998–2018 12 Jul 2018 196 Disc.: LONEOS MPC · JPL
0 1998 SH2 APO 20.8 383 m multiple 1998–2016 27 Oct 2016 144 Disc.: Spacewatch
Potentially hazardous object
Alt.: 2016 EC156
MPC · JPL
1 1998 SP4 MBA-M 18.8 730 m multiple 1998–2021 03 Jan 2021 61 Disc.: Spacewatch
Alt.: 2011 SF2
MPC · JPL
6 1998 SS4 AMO 21.8 160 m single 24 days 13 Oct 1998 36 Disc.: LINEAR MPC · JPL
1 1998 SU4 APO 21.42 200 m multiple 1998–2014 30 Sep 2014 98 Disc.: LINEAR
Potentially hazardous object
MPC · JPL
1 1998 SG7 MBA-O 17.75 1.6 km multiple 1998–2024 10 Sep 2024 33 Disc.: Spacewatch MPC · JPL
0 1998 SD9 ATE 24.09 54 m multiple 2008–2018 15 Sep 2018 115 Disc.: LINEAR MPC · JPL
5 1998 SY14 APO 20.6 270 m single 125 days 24 Jan 1999 68 Disc.: LINEAR
Potentially hazardous object
MPC · JPL
2 1998 SZ14 AMO 19.1 540 m multiple 1998–2014 02 Jan 2014 66 Disc.: LINEAR
Alt.: 2013 WK103
MPC · JPL
0 1998 SL15 MBA-I 18.3 650 m multiple 1998–2020 15 Sep 2020 97 Disc.: Spacewatch MPC · JPL
0 1998 SM16 MBA-I 18.25 670 m multiple 1998–2022 27 Jan 2022 66 Disc.: Spacewatch
Alt.: 2011 CQ77
MPC · JPL
0 1998 SL18 MBA-M 17.9 1.1 km multiple 1998–2021 07 Jan 2021 52 Disc.: Spacewatch
Added on 22 July 2020
Alt.: 2011 SL202
MPC · JPL
1998 ST21 HUN 19.5 370 m single 9 days 30 Sep 1998 12 Disc.: Spacewatch MPC · JPL
0 1998 SJ27 MBA-I 17.76 830 m multiple 1998–2022 24 Jan 2022 79 Disc.: Woomera Obs.
Alt.: 2020 KG1
MPC · JPL
2 1998 SG28 MBA-O 17.9 1.5 km multiple 1998–2020 23 Sep 2020 32 Disc.: Spacewatch
Added on 19 October 2020
MPC · JPL
2 1998 SH28 MCA 19.7 340 m multiple 1998–2018 14 Aug 2018 22 Disc.: Spacewatch
Added on 24 December 2021
MPC · JPL
0 1998 SB31 MBA-I 18.2 680 m multiple 1998–2019 29 Oct 2019 79 Disc.: Spacewatch
Alt.: 2012 SH27, 2015 HR58
MPC · JPL
1998 SQ33 MBA-M 18.0 1.4 km single 11 days 27 Sep 1998 19 Disc.: LINEAR MPC · JPL
1 1998 SE35 AMO 19.3 490 m multiple 1998–2020 19 Jan 2020 118 Disc.: LINEAR MPC · JPL
0 1998 SB39 MBA-O 17.41 1.8 km multiple 1998–2021 19 Aug 2021 72 Disc.: Spacewatch
Alt.: 2015 VQ79
MPC · JPL
3 1998 SE39 MBA-M 18.6 800 m multiple 1998–2020 17 Oct 2020 34 Disc.: Spacewatch
Alt.: 2020 QN35
MPC · JPL
0 1998 SM40 MBA-M 18.2 960 m multiple 1998–2020 12 Nov 2020 51 Disc.: Spacewatch
Alt.: 2007 VX134
MPC · JPL
1 1998 SP40 MBA-I 19.6 360 m multiple 1998–2020 20 Oct 2020 74 Disc.: Spacewatch MPC · JPL
2 1998 SE41 MBA-M 18.5 590 m multiple 1998–2020 20 Feb 2020 35 Disc.: Spacewatch
Alt.: 2016 CP68
MPC · JPL
1998 ST41 MBA-I 18.8 520 m single 9 days 28 Sep 1998 10 Disc.: Spacewatch MPC · JPL
1 1998 SV41 MBA-I 19.6 360 m multiple 1998–2020 14 Dec 2020 42 Disc.: Spacewatch
Alt.: 2009 VH9, 2009 WC265, 2009 WN296
MPC · JPL
0 1998 SW41 MCA 18.1 1.3 km multiple 1998–2021 03 Dec 2021 69 Disc.: Spacewatch
Added on 5 November 2021
MPC · JPL
1 1998 SR44 MBA-O 17.3 1.9 km multiple 1998–2020 12 Dec 2020 83 Disc.: Spacewatch
Alt.: 2009 RG49
MPC · JPL
1 1998 SJ52 MBA-I 18.3 650 m multiple 1998–2020 13 Jul 2020 71 Disc.: Spacewatch
Added on 22 July 2020
Alt.: 2009 QT4
MPC · JPL
0 1998 SM52 MBA-O 17.38 1.9 km multiple 1998–2021 30 Nov 2021 68 Disc.: Spacewatch
Alt.: 2009 SG196
MPC · JPL
2 1998 SJ91 MBA-O 16.7 2.5 km multiple 1998–2017 15 Dec 2017 33 Disc.: LINEAR
Alt.: 2004 RA89
MPC · JPL
0 1998 SD151 MBA-O 16.6 2.8 km multiple 1998–2021 17 Jan 2021 146 Disc.: LINEAR
Alt.: 2010 EU154, 2014 WO498
MPC · JPL
2 1998 SS167 MBA-M 18.4 880 m multiple 1998–2020 17 Oct 2020 52 Disc.: Spacewatch
Added on 17 January 2021
MPC · JPL
0 1998 SJ172 MBA-I 19.14 440 m multiple 1998–2021 10 Jan 2021 37
Added on 29 January 2022
MPC · JPL
0 1998 SL172 MBA-M 18.0 1.1 km multiple 1998–2019 04 Aug 2019 47 Disc.: SDSS MPC · JPL
0 1998 SM172 MBA-M 17.9 1.1 km multiple 1998–2020 10 Dec 2020 75 Disc.: SDSS
Added on 22 July 2020
Alt.: 2007 VF29
MPC · JPL
0 1998 SF173 MBA-M 18.28 1.2 km multiple 1998–2021 27 Oct 2021 49 Disc.: SDSS
Added on 5 November 2021
MPC · JPL
0 1998 ST173 MBA-O 15.88 3.7 km multiple 1996–2022 27 Jan 2022 161 Disc.: SDSS
Alt.: 2014 SH157, 2019 TP22
MPC · JPL
0 1998 SV173 MBA-I 18.3 650 m multiple 1998–2020 08 Dec 2020 97 Disc.: SDSS MPC · JPL
0 1998 SB174 MBA-O 16.75 2.5 km multiple 1998–2021 08 Dec 2021 67 Disc.: SDSS
Added on 19 October 2020
MPC · JPL
0 1998 SO174 MBA-O 17.13 2.1 km multiple 1998–2021 09 Dec 2021 88 Disc.: SDSS MPC · JPL
0 1998 SS174 MBA-M 18.08 1.3 km multiple 1998–2021 08 Nov 2021 37 Disc.: SDSS MPC · JPL
0 1998 SF175 MBA-O 16.2 3.2 km multiple 1998–2020 05 Nov 2020 79 Disc.: SDSS
Added on 22 July 2020
MPC · JPL
0 1998 SH175 MBA-M 17.96 1.4 km multiple 1998–2021 06 Nov 2021 46 Disc.: SDSS
Added on 5 November 2021
MPC · JPL
1 1998 SX176 MBA-I 19.1 450 m multiple 1998–2022 01 Sep 2022 30 Disc.: Spacewatch MPC · JPL
3 1998 SZ176 MBA-I 18.9 490 m multiple 1998–2016 22 Nov 2016 29 Disc.: SDSS
Alt.: 2016 WP5
MPC · JPL
0 1998 SZ177 MBA-M 17.16 1.6 km multiple 1998–2022 27 Jan 2022 110 Disc.: SDSS MPC · JPL
0 1998 SJ178 MBA-I 18.01 740 m multiple 1998–2021 02 Dec 2021 104 Disc.: SDSS MPC · JPL
0 1998 SM178 MBA-M 17.1 1.6 km multiple 1998–2021 16 Jan 2021 101 Disc.: SDSS
Alt.: 2010 JB101
MPC · JPL
0 1998 SN178 MBA-I 18.41 620 m multiple 1998–2022 27 Jan 2022 85 Disc.: SDSS MPC · JPL
0 1998 SV178 MBA-M 17.48 1.8 km multiple 1998–2021 03 Oct 2021 73 Disc.: SDSS MPC · JPL
0 1998 SA179 MBA-O 16.4 2.9 km multiple 1993–2020 19 Dec 2020 85 Disc.: Spacewatch
Alt.: 1993 UR1
MPC · JPL
0 1998 SD179 MBA-I 18.68 550 m multiple 1998–2021 07 Apr 2021 100 Disc.: SDSS MPC · JPL
0 1998 SE179 MBA-I 18.50 590 m multiple 1998–2021 30 Sep 2021 77 Disc.: SDSS MPC · JPL
0 1998 SG179 MBA-O 17.36 1.9 km multiple 1998–2021 20 Apr 2021 49 Disc.: SDSS MPC · JPL
0 1998 SK179 MBA-I 18.2 680 m multiple 1998–2019 31 May 2019 47 Disc.: SDSS MPC · JPL
0 1998 SP179 MBA-I 18.61 560 m multiple 1998–2021 01 Oct 2021 69 Disc.: SDSS MPC · JPL
0 1998 SQ179 MBA-I 18.68 550 m multiple 1998–2022 27 Jan 2022 65 Disc.: SDSS MPC · JPL
0 1998 ST179 MBA-O 17.27 2.0 km multiple 1998–2021 05 Jul 2021 76 Disc.: SDSS MPC · JPL
0 1998 SX179 MBA-I 18.9 490 m multiple 1998–2020 14 Nov 2020 68 Disc.: SDSS MPC · JPL
0 1998 SY179 MBA-I 18.2 680 m multiple 1998–2020 15 Oct 2020 46 Disc.: SDSS MPC · JPL
0 1998 SZ179 MBA-M 18.77 520 m multiple 1998–2018 14 Sep 2018 66 Disc.: SDSS
Alt.: 2010 KH60
MPC · JPL
1 1998 SA180 MBA-I 19.07 460 m multiple 1998–2022 27 Jan 2022 51 Disc.: SDSS MPC · JPL
0 1998 SC180 MBA-M 17.93 1.4 km multiple 1998–2021 09 Dec 2021 65 Disc.: SDSS MPC · JPL
0 1998 SD180 MBA-O 16.8 2.4 km multiple 1998–2020 15 Oct 2020 49 Disc.: SDSS MPC · JPL
0 1998 SE180 MBA-I 18.81 520 m multiple 1998–2023 10 Sep 2023 39 Disc.: Spacewatch MPC · JPL
0 1998 SF180 MBA-I 18.6 570 m multiple 1998–2020 17 Oct 2020 58 Disc.: SDSS MPC · JPL
0 1998 SK180 MBA-O 17.44 1.8 km multiple 1998–2021 09 Apr 2021 56 Disc.: SDSS MPC · JPL
0 1998 SL180 MBA-M 17.91 1.5 km multiple 1998–2021 05 Oct 2021 76 Disc.: SDSS MPC · JPL
2 1998 SM180 MBA-I 18.4 620 m multiple 1998–2021 01 Dec 2021 33 Disc.: SDSS MPC · JPL
0 1998 SP180 MBA-M 17.4 980 m multiple 1998–2020 10 Dec 2020 29 Disc.: SDSS MPC · JPL
0 1998 SR180 MBA-I 18.0 750 m multiple 1998–2020 06 Dec 2020 99 Disc.: SDSS MPC · JPL
0 1998 SS180 MBA-I 18.8 520 m multiple 1998–2020 16 Sep 2020 45 Disc.: SDSS MPC · JPL
0 1998 ST180 MBA-M 17.81 810 m multiple 1998–2021 09 Apr 2021 40 Disc.: SDSS MPC · JPL
0 1998 SU180 MBA-I 18.9 490 m multiple 1998–2017 16 Nov 2017 39 Disc.: Spacewatch MPC · JPL
0 1998 SV180 MBA-M 17.70 1.2 km multiple 1998–2022 10 Jan 2022 44 Disc.: SDSS MPC · JPL
0 1998 SW180 MBA-I 19.1 450 m multiple 1998–2020 05 Nov 2020 56 Disc.: SDSS MPC · JPL
0 1998 SX180 MBA-M 17.87 1.4 km multiple 1998–2024 16 Mar 2024 23 Disc.: SDSS MPC · JPL
0 1998 SY180 MBA-M 18.1 1.0 km multiple 1998–2015 09 Sep 2015 30 Disc.: SDSS MPC · JPL
0 1998 SA181 MBA-I 18.68 550 m multiple 1998–2021 29 Nov 2021 37 Disc.: Spacewatch MPC · JPL
0 1998 SD181 MBA-I 18.80 520 m multiple 1998–2021 02 Dec 2021 55 Disc.: SDSS MPC · JPL
0 1998 SE181 MBA-I 19.44 380 m multiple 1998–2021 11 Jun 2021 32 Disc.: SDSS MPC · JPL
2 1998 SK181 MBA-O 16.9 2.3 km multiple 1998–2020 16 Oct 2020 34 Disc.: SDSS
Added on 17 January 2021
MPC · JPL
0 1998 SL181 MBA-I 17.94 780 m multiple 1998–2023 15 Apr 2023 41 Disc.: SDSS
Added on 17 January 2021
MPC · JPL
0 1998 SM181 MBA-I 19.59 370 m multiple 1998–2023 03 Oct 2023 61 Disc.: Spacewatch
Added on 17 January 2021
MPC · JPL
0 1998 SN181 MBA-M 17.8 1.2 km multiple 1998–2021 16 Jan 2021 44 Disc.: SDSS
Added on 17 January 2021
MPC · JPL
0 1998 SO181 MBA-O 17.6 1.7 km multiple 1998–2021 15 Jan 2021 52 Disc.: SDSS
Added on 9 March 2021
MPC · JPL
2 1998 SP181 MBA-O 18.0 1.4 km multiple 1998–2020 20 Oct 2020 22 Disc.: SDSS
Added on 9 March 2021
MPC · JPL
1 1998 SQ181 MBA-I 19.6 360 m multiple 1998–2017 16 Oct 2017 30 Disc.: SDSS
Added on 9 March 2021
MPC · JPL
0 1998 SR181 MBA-I 18.73 530 m multiple 1998–2021 09 Jun 2021 48 Disc.: No observations
Added on 17 June 2021
MPC · JPL
0 1998 SS181 MBA-I 18.5 590 m multiple 1998–2017 13 Nov 2017 38 Disc.: SDSS
Added on 21 August 2021
MPC · JPL
1 1998 ST181 MBA-I 20.0 300 m multiple 1998–2018 13 Aug 2018 24 Disc.: SDSS
Added on 21 August 2021
MPC · JPL
0 1998 SU181 MBA-O 18.16 1.3 km multiple 1998–2017 28 Sep 2017 37 Disc.: SDSS
Added on 21 August 2021
MPC · JPL
0 1998 SV181 MCA 20.22 270 m multiple 1998–2021 06 Sep 2021 36 Disc.: SDSS
Added on 21 August 2021
MPC · JPL
0 1998 SX181 MBA-I 19.24 430 m multiple 1998–2024 12 Jun 2024 49 Disc.: SDSS
Added on 21 August 2021
MPC · JPL
2 1998 SZ181 MBA-O 17.51 1.8 km multiple 1998–2021 01 Nov 2021 37 Disc.: SDSS
Added on 5 November 2021
MPC · JPL
0 1998 SA182 MBA-O 17.0 2.3 km multiple 1998–2023 19 Mar 2023 38 Disc.: SDSS
Added on 24 December 2021
MPC · JPL

T

[edit]
U Designation Class Physical Observations Description and notes Ref
H D Opp. Arc Last Used
1 1998 TT3 AMO 18.8 620 m multiple 1998–2017 16 Apr 2017 132 Disc.: LONEOS MPC · JPL
0 1998 TB4 MBA-M 18.1 710 m multiple 1998–2019 27 Nov 2019 38 Disc.: Spacewatch MPC · JPL
0 1998 TA5 MBA-M 18.43 620 m multiple 1994–2023 11 Oct 2023 48 Disc.: Spacewatch
Alt.: 2002 PG123
MPC · JPL
0 1998 TX9 MBA-M 17.96 1.0 km multiple 1998–2022 09 May 2022 58 Disc.: Spacewatch MPC · JPL
0 1998 TZ13 MBA-I 18.5 590 m multiple 1998–2020 14 Nov 2020 67 Disc.: Spacewatch
Alt.: 2009 UM73
MPC · JPL
0 1998 TZ14 MBA-O 16.9 2.4 km multiple 1998-2021 03 Dec 2021 95 Disc.: Spacewatch Alt.: 2015 KH9 MPC · JPL
0 1998 TY19 HUN 18.9 490 m multiple 1998–2019 17 Nov 2019 67 Disc.: Spacewatch
Alt.: 2011 SB26
MPC · JPL
5 1998 TG20 MBA-I 19.6 360 m multiple 1998–2015 23 Oct 2015 17 Disc.: Spacewatch
Added on 21 August 2021
MPC · JPL
0 1998 TX21 MBA-O 17.3 2.1 km multiple 1998–2021 09 Jan 2021 81 Disc.: Spacewatch
Alt.: 2010 DX50
MPC · JPL
0 1998 TC24 MBA-I 18.6 570 m multiple 1998–2021 07 Sep 2021 58 Disc.: Spacewatch
Added on 30 September 2021
Alt.: 2006 VX123, 2015 AC71, 2021 PK48
MPC · JPL
0 1998 TH25 MBA-I 19.0 470 m multiple 1998–2021 31 Oct 2021 33
Added on 29 January 2022
MPC · JPL
1 1998 TV25 MBA-I 18.3 650 m multiple 1998–2017 07 Dec 2017 53 Disc.: Spacewatch MPC · JPL
0 1998 TF26 MBA-I 17.88 790 m multiple 1998–2021 27 Oct 2021 85 Disc.: Spacewatch MPC · JPL
1 1998 TE28 MBA-M 18.6 800 m multiple 1998–2020 15 Dec 2020 79 Disc.: Spacewatch
Added on 17 January 2021
Alt.: 2016 YV19
MPC · JPL
0 1998 TA29 MBA-O 17.34 2.0 km multiple 1998–2024 14 Aug 2024 67 Disc.: Spacewatch
Added on 21 August 2021
Alt.: 2003 SB357, 2019 RN15
MPC · JPL
0 1998 TU38 MBA-I 18.8 520 m multiple 1998–2018 07 Aug 2018 38 Disc.: Spacewatch MPC · JPL

U

[edit]
U Designation Class Physical Observations Description and notes Ref
H D Opp. Arc Last Used
8 1998 UR AMO 22.7 100 m single 11 days 27 Oct 1998 23 Disc.: LINEAR MPC · JPL
1 1998 UM1 AMO 23.4 74 m multiple 1998–2018 19 Nov 2018 65 Disc.: LINEAR
Alt.: 2018 RP4
MPC · JPL
1 1998 UH10 MBA-O 17.2 2.0 km multiple 1998–2019 08 Jan 2019 38 Disc.: Spacewatch MPC · JPL
1998 UG13 MBA-O 18.1 1.3 km single 9 days 23 Oct 1998 9 Disc.: Spacewatch MPC · JPL
2 1998 US18 APO 20.9 230 m multiple 1998–2019 28 Nov 2019 68 Disc.: Spacewatch
Potentially hazardous object
Alt.: 2019 VC1
MPC · JPL
8 1998 UY24 APO 21.6 170 m single 10 days 08 Nov 1998 16 Disc.: LINEAR MPC · JPL
2 1998 UR43 TNO 8.3 103 km multiple 1998–2017 23 Dec 2017 38 Disc.: Kitt Peak
LoUTNOs, plutino, BR-mag: 1.27; taxonomy: BR
MPC · JPL
1 1998 UO46 MBA-I 18.6 570 m multiple 1998–2020 16 Dec 2020 48 Disc.: Spacewatch MPC · JPL
0 1998 UX47 MBA-M 17.2 1.1 km multiple 1998–2019 03 Dec 2019 109 Disc.: Spacewatch
Alt.: 2010 JK133, 2013 CB223, 2014 OF315
MPC · JPL
0 1998 UD50 MBA-M 17.24 2.0 km multiple 1998–2021 30 Nov 2021 127 Disc.: Spacewatch
Added on 22 July 2020
MPC · JPL
0 1998 UZ50 MBA-M 17.9 1.1 km multiple 1998–2021 18 Jan 2021 90 Disc.: Spacewatch
Alt.: 2005 JT6, 2015 VQ14
MPC · JPL
0 1998 UB51 MBA-I 18.7 540 m multiple 1998–2020 24 Nov 2020 77 Disc.: Spacewatch MPC · JPL
0 1998 UC51 MBA-I 18.4 620 m multiple 1998–2021 08 Jun 2021 77 Disc.: Spacewatch MPC · JPL
2 1998 UH51 MBA-M 17.8 1.2 km multiple 1998–2015 14 Dec 2015 26 Disc.: Spacewatch MPC · JPL
0 1998 UN51 MBA-I 18.1 660 m multiple 1998–2024 14 Aug 2024 75 Disc.: Spacewatch MPC · JPL
2 1998 UO51 MBA-I 19.36 400 m multiple 1998–2021 08 Dec 2021 36 Disc.: Spacewatch MPC · JPL
1 1998 US51 MBA-O 17.6 1.7 km multiple 1998–2020 10 Dec 2020 51 Disc.: Spacewatch
Added on 17 January 2021
MPC · JPL
0 1998 UT51 MBA-M 18.2 960 m multiple 1998–2021 12 Jan 2021 40 Disc.: Spacewatch
Added on 17 January 2021
MPC · JPL
0 1998 UU51 MBA-M 18.3 920 m multiple 1998–2020 10 Dec 2020 45 Disc.: No observations
Added on 17 January 2021
MPC · JPL
0 1998 UV51 MBA-I 18.3 650 m multiple 1998–2021 15 Apr 2021 51 Disc.: DB Missing
Added on 17 June 2021
MPC · JPL

V

[edit]
U Designation Class Physical Observations Description and notes Ref
H D Opp. Arc Last Used
0 1998 VP AMO 19.14 550 m multiple 1998–2023 03 Sep 2023 89 Disc.: LINEAR MPC · JPL
1 1998 VQ MCA 19.77 430 m multiple 1998–2024 06 Sep 2024 70 Disc.: LINEAR
Alt.: 2011 VM1
MPC · JPL
1 1998 VS APO 22.3 120 m multiple 1998–2019 05 Feb 2019 67 Disc.: LINEAR
AMO at MPC
MPC · JPL
2 1998 VE31 APO 20.9 230 m multiple 1998–2012 02 Dec 2012 98 Disc.: LINEAR MPC · JPL
0 1998 VD32 APO 22.65 100 m multiple 1998–2020 25 Nov 2020 135 Disc.: LINEAR
Alt.: 2020 SS7
MPC · JPL
0 1998 VP40 MBA-O 16.9 2.7 km multiple 1998–2021 05 Jan 2021 85 Disc.: Spacewatch
Alt.: 2010 EG6
MPC · JPL
0 1998 VE42 MBA-I 17.87 790 m multiple 1998–2021 30 Oct 2021 74 Disc.: Spacewatch
Added on 5 November 2021
Alt.: 2021 LY23
MPC · JPL
0 1998 VF57 MBA-M 18.2 960 m multiple 1998–2019 29 Oct 2019 56 Disc.: Spacewatch
Alt.: 2015 TS391
MPC · JPL
0 1998 VM57 MBA-M 17.9 1.1 km multiple 1998–2019 05 Sep 2019 38 Disc.: Spacewatch
Added on 22 July 2020
MPC · JPL

W

[edit]
U Designation Class Physical Observations Description and notes Ref
H D Opp. Arc Last Used
7 1998 WY1 AMO 21.9 150 m single 12 days 28 Nov 1998 30 Disc.: LINEAR MPC · JPL
0 1998 WA2 AMO 19.8 390 m multiple 1998–2021 07 Jan 2021 214 Disc.: LINEAR
Alt.: 2020 PE
MPC · JPL
0 1998 WB2 APO 21.86 150 m multiple 1998–2023 15 Oct 2023 225 Disc.: LINEAR
Potentially hazardous object
Alt.: 2010 GJ7
MPC · JPL
2 1998 WL4 APO 19.5 450 m multiple 1998–2019 30 Nov 2019 83 Disc.: Spacewatch MPC · JPL
0 1998 WR5 AMO 18.76 540 m multiple 1998-2023 06 Dec 2023 68 Disc.: LINEAR MPC · JPL
2 1998 WS5 MCA 18.6 570 m multiple 1990–2002 23 Nov 2002 76 Disc.: LINEAR MPC · JPL
3 1998 WU24 CEN 15.0 6.0 km single 87 days 20 Feb 1999 62 Disc.: LINEAR
, BR-mag: 1.31
MCA at MPC
MPC · JPL
3 1998 WV24 TNO 7.4 104 km multiple 1998–2020 14 Nov 2020 26 Disc.: Kitt Peak
LoUTNOs, other TNO, BR-mag: 1.27; taxonomy: BR; binary: 91 km
MPC · JPL
2 1998 WX24 TNO 6.7 152 km multiple 1998–2018 09 Dec 2018 35 Disc.: Kitt Peak
LoUTNOs, cubewano (cold), BR-mag: 1.79; taxonomy: RR
MPC · JPL
E 1998 WZ24 TNO 8.1 113 km single 65 days 22 Jan 1999 6 Disc.: Kitt Peak
LoUTNOs, plutino?
MPC · JPL
0 1998 WN26 MBA-O 16.7 2.5 km multiple 1998–2021 08 Jan 2021 106 Disc.: Spacewatch MPC · JPL
0 1998 WY27 MBA-M 18.1 1.0 km multiple 1998–2021 07 Jan 2021 38 Disc.: Spacewatch
Alt.: 2011 WP60
MPC · JPL
0 1998 WR29 MBA-M 17.0 2.2 km multiple 1998–2021 30 Nov 2021 73 Disc.: Spacewatch
Added on 24 December 2021
MPC · JPL
3 1998 WS31 TNO 8.26 105 km multiple 1998–2021 11 Jan 2021 33 Disc.: Kitt Peak
LoUTNOs, plutino, BR-mag: 1.32; taxonomy: IR-BR
MPC · JPL
2 1998 WV31 TNO 7.5 150 km multiple 1998–2017 20 Dec 2017 28 Disc.: Kitt Peak
LoUTNOs, plutino, BR-mag: 1.31; taxonomy: BR
MPC · JPL
2 1998 WW31 TNO 6.7 148 km multiple 1998–2019 26 Oct 2019 38 Disc.: Kitt Peak
LoUTNOs, cubewano (hot), albedo: 0.054; binary: 123 km
MPC · JPL
5 1998 WY31 TNO 6.98 132 km multiple 1998–2023 29 Feb 2023 29 Disc.: Kitt Peak
LoUTNOs, cubewano (cold)
MPC · JPL
4 1998 WZ31 TNO 8.21 108 km multiple 1998–2021 01 Dec 2021 29 Disc.: Kitt Peak
LoUTNOs, plutino, BR-mag: 1.26; taxonomy: BB-BR
MPC · JPL
1 1998 WW39 MBA-I 18.7 540 m multiple 1998–2019 28 Nov 2019 60 Disc.: Spacewatch
Alt.: 2017 BK116
MPC · JPL
0 1998 WY42 MBA-O 17.1 2.1 km multiple 1998–2020 11 Dec 2020 74 Disc.: Spacewatch MPC · JPL
0 1998 WC43 MBA-O 17.2 2.0 km multiple 1998–2020 14 Nov 2020 40 Disc.: Spacewatch
Added on 17 January 2021
Alt.: 2014 SC50
MPC · JPL
0 1998 WD43 JT 14.84 6.0 km multiple 1998–2021 30 Nov 2021 94 Disc.: Spacewatch
Added on 17 January 2021
Greek camp (L4)
Alt.: 2020 RE30
MPC · JPL
2 1998 WJ44 MBA-M 18.95 480 m multiple 1998–2023 12 Oct 2023 39 Disc.: La Palma Obs.
Added on 22 July 2020
MPC · JPL
E 1998 WK44 JT 14.5 7.0 km single 5 days 22 Nov 1998 9 Disc.: La Palma Obs.
Greek camp (L4)
MPC · JPL
0 1998 WT44 MBA-M 16.90 1.2 km multiple 1998–2021 13 Jul 2021 200 Disc.: La Palma Obs.
Alt.: 2008 JF3, 2017 OX9
MPC · JPL
0 1998 WV44 MBA-M 17.40 1.8 km multiple 1998–2022 07 Jan 2022 130 Disc.: La Palma Obs.
Alt.: 2015 PX177
MPC · JPL
0 1998 WA45 MBA-M 17.00 1.7 km multiple 1998–2021 17 Apr 2021 143 Disc.: La Palma Obs. MPC · JPL
0 1998 WF45 MBA-I 18.5 590 m multiple 1998–2021 18 Jan 2021 52 Disc.: La Palma Obs.
Added on 24 August 2020
MPC · JPL
1 1998 WL45 MBA-I 18.4 620 m multiple 1998–2021 09 Apr 2021 38 Disc.: La Palma Obs.
Added on 30 September 2021
MPC · JPL
2 1998 WH46 MBA-M 18.4 620 m multiple 1998–2018 08 Aug 2018 23 Disc.: Spacewatch
Added on 17 January 2021
MPC · JPL
0 1998 WJ46 MBA-I 18.51 590 m multiple 1998–2021 30 Nov 2021 125 Disc.: Spacewatch
Added on 5 November 2021
MPC · JPL
0 1998 WL46 MBA-M 17.63 1.7 km multiple 1998–2021 27 Nov 2021 99 Disc.: Spacewatch MPC · JPL
0 1998 WO46 MBA-I 18.98 480 m multiple 1998–2022 06 Jan 2022 58 Disc.: Spacewatch MPC · JPL
0 1998 WR46 MBA-I 18.9 490 m multiple 1998–2018 15 Oct 2018 49 Disc.: Spacewatch MPC · JPL
0 1998 WU46 HUN 19.03 460 m multiple 1998–2021 15 Sep 2021 48 Disc.: Spacewatch MPC · JPL
1 1998 WW46 MBA-I 18.7 540 m multiple 1998–2021 04 Jan 2021 60 Disc.: Spacewatch MPC · JPL

X

[edit]
U Designation Class Physical Observations Description and notes Ref
H D Opp. Arc Last Used
1 1998 XD9 MCA 17.8 820 m multiple 1998–2020 21 May 2020 158 Disc.: LINEAR MPC · JPL
9 1998 XD12 APO 20.96 260 m single 10 days 24 Dec 1998 60 Disc.: LINEAR
Potentially hazardous object
MPC · JPL
4 1998 XN17 ATE 22.8 98 m multiple 1998–2004 24 Mar 2004 36 Disc.: LINEAR MPC · JPL
0 1998 XT18 MBA-I 18.11 710 m multiple 1998–2021 18 Mar 2021 34 Disc.: Spacewatch
Added on 24 December 2021
MPC · JPL

Y

[edit]
U Designation Class Physical Observations Description and notes Ref
H D Opp. Arc Last Used
0 1998 YG10 MCA 19.14 430 m multiple 1998-2024 19 Jan 2024 51 Disc.: Spacewatch MPC · JPL
0 1998 YO21 MBA-M 17.77 1.2 km multiple 1998–2023 17 Sep 2023 94 Disc.: Spacewatch MPC · JPL
1 1998 YV27 MBA-I 19.2 430 m multiple 1998–2020 11 Oct 2020 43 Disc.: La Palma Obs.
Added on 9 March 2021
Alt.: 2020 QU11
MPC · JPL

References

[edit]
  1. ^ "Data Available from the Minor Planet Center – MPCORB.DAT". Minor Planet Center. 29 January 2022. (doc)
  2. ^ "NEOWISE Diameters and Albedos – V2.0". PDS Small Bodies Node. 2019. Retrieved 31 January 2022.
  3. ^ Johnston, Wm. Robert (2 January 2022). "List of Known Trans-Neptunian Objects". Johnston's Archive. Retrieved 31 January 2022.
  4. ^ "List Of Jupiter Trojans". Minor Planet Center. 26 January 2021. Retrieved 31 January 2022.