List of unnumbered minor planets: 2004 S

This is a partial list of unnumbered minor planets for principal provisional designations assigned during 16–30 September 2004. As of February 2022^[update], a total of 203 bodies remain unnumbered for this period.^[1]^[2]^[3] Objects for this year are listed on the following pages: A–B · C · D–E · F · G–H · J–O · P–Q · R_i · R_ii · R_iii · S · T_i · T_ii · T_iii · T_iv · U–V · W–X and Y. Also see previous and next year.

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

S

U	Designation	Class	Physical		Observations				Description and notes	Ref
U	Designation	Class	H	D	Opp.	Arc	Last	Used	Description and notes	Ref

7	2004 SA	AMO	26.1	21 m	single	1 day	17 Sep 2004	32	Disc.: Spacewatch	MPC · JPL
2	2004 SD	MCA	18.4	620 m	multiple	2004–2020	21 May 2020	85	Disc.: LINEAR Alt.: 2012 KF6	MPC · JPL
–	2004 SL	MCA	17.5	940 m	single	23 days	08 Oct 2004	29	Disc.: LINEAR	MPC · JPL
6	2004 SR	APO	23.8	62 m	single	18 days	01 Oct 2004	73	Disc.: LINEAR	MPC · JPL
0	2004 SS	AMO	21.9	150 m	multiple	2004–2017	22 Nov 2017	293	Disc.: LINEAR Potentially hazardous object	MPC · JPL
0	2004 SV	MBA-O	16.40	2.9 km	multiple	2004–2021	07 Dec 2021	197	Disc.: LINEAR Alt.: 2010 VQ20	MPC · JPL
0	2004 SW	MBA-M	17.47	1.3 km	multiple	2004–2022	03 Jan 2022	73	Disc.: LINEAR	MPC · JPL
–	2004 SY	MBA-M	17.2	1.1 km	single	42 days	21 Oct 2004	37	Disc.: LINEAR	MPC · JPL
6	2004 SA1	APO	25.3	31 m	single	6 days	22 Sep 2004	33	Disc.: LINEAR AMO at MPC	MPC · JPL
2	2004 SB1	APO	20.4	300 m	multiple	1995–2018	05 Aug 2018	246	Disc.: LINEAR	MPC · JPL
0	2004 SH1	MBA-M	17.60	1.3 km	multiple	2004–2021	09 Jun 2021	98	Disc.: LINEAR	MPC · JPL
0	2004 SF2	MBA-I	18.5	590 m	multiple	2001–2020	20 Oct 2020	108	Disc.: Spacewatch Alt.: 2016 GY79	MPC · JPL
3	2004 SJ2	MBA-M	18.0	1.1 km	multiple	2004–2013	09 Nov 2013	29	Disc.: Spacewatch	MPC · JPL
4	2004 ST2	ATE	24.2	51 m	multiple	2004–2018	23 Sep 2018	64	Disc.: LINEAR	MPC · JPL
1	2004 SW2	MBA-I	18.1	710 m	multiple	2004–2019	05 Jan 2019	143	Disc.: Berg. Gladbach	MPC · JPL
0	2004 SE4	MBA-I	18.65	550 m	multiple	1997–2021	06 Apr 2021	32	Disc.: Spacewatch	MPC · JPL
1	2004 SM4	MBA-M	18.50	590 m	multiple	2004–2021	09 Dec 2021	35	Disc.: Spacewatch Added on 24 December 2021	MPC · JPL
6	2004 SY4	APO	24.4	47 m	single	15 days	05 Oct 2004	51	Disc.: SSS AMO at MPC	MPC · JPL
0	2004 SK5	MBA-I	18.61	560 m	multiple	2004–2021	14 Apr 2021	58	Disc.: Spacewatch	MPC · JPL
3	2004 SX5	MBA-I	18.8	520 m	multiple	2004–2016	02 Jan 2016	30	Disc.: Spacewatch	MPC · JPL
0	2004 SV6	MBA-M	17.80	1.2 km	multiple	2004–2021	27 Nov 2021	65	Disc.: Spacewatch Added on 30 September 2021	MPC · JPL
3	2004 SA7	MBA-I	19.0	470 m	multiple	2004–2019	19 Nov 2019	30	Disc.: Spacewatch	MPC · JPL
1	2004 SK7	MBA-M	18.34	900 m	multiple	2004–2021	27 Oct 2021	70	Disc.: Spacewatch Added on 22 July 2020	MPC · JPL
0	2004 SZ7	MBA-O	16.84	2.4 km	multiple	2004–2021	25 Nov 2021	123	Disc.: Spacewatch Alt.: 2015 PN298	MPC · JPL
–	2004 SD8	MBA-I	19.8	330 m	single	10 days	21 Sep 2004	9	Disc.: Spacewatch	MPC · JPL
1	2004 SE8	MBA-I	17.5	940 m	multiple	2003–2021	08 Jan 2021	76	Disc.: Spacewatch	MPC · JPL
3	2004 SU8	MBA-I	18.6	570 m	multiple	2004–2020	23 Jan 2020	23	Disc.: LINEAR	MPC · JPL
1	2004 SZ8	MBA-M	17.5	1.3 km	multiple	2004–2019	04 Apr 2019	81	Disc.: LINEAR Alt.: 2017 SR112	MPC · JPL
0	2004 SA9	MBA-I	19.33	400 m	multiple	2004–2021	07 Nov 2021	78	Disc.: LINEAR	MPC · JPL
0	2004 SV10	MBA-M	17.73	1.2 km	multiple	2004–2021	07 Aug 2021	166	Disc.: SSS Alt.: 2017 SX34	MPC · JPL
–	2004 SN13	MBA-M	17.4	980 m	single	27 days	11 Oct 2004	14	Disc.: LINEAR	MPC · JPL
0	2004 SN15	MBA-O	16.84	2.4 km	multiple	1993–2021	28 Nov 2021	110	Disc.: LONEOS Added on 5 November 2021 Alt.: 2015 PR209	MPC · JPL
3	2004 SE19	MBA-I	18.7	540 m	multiple	2004–2019	29 Oct 2019	42	Disc.: LINEAR	MPC · JPL
8	2004 SA20	APO	22.8	98 m	single	17 days	08 Oct 2004	19	Disc.: LINEAR	MPC · JPL
1	2004 SC20	MBA-I	18.2	680 m	multiple	2004–2019	04 Oct 2019	65	Disc.: Astronomical Research Obs. Alt.: 2008 UB269	MPC · JPL
2	2004 SA22	MBA-M	17.7	860 m	multiple	2000–2016	07 Aug 2016	32	Disc.: Spacewatch Added on 21 August 2021	MPC · JPL
0	2004 SU23	MBA-M	18.27	660 m	multiple	2004–2021	08 Dec 2021	34	Disc.: Spacewatch	MPC · JPL
1	2004 SM24	MBA-O	17.11	2.1 km	multiple	2004–2021	25 Nov 2021	64	Disc.: Spacewatch Alt.: 2021 QC33	MPC · JPL
0	2004 SW24	MBA-I	19.00	470 m	multiple	2004–2021	02 Oct 2021	54	Disc.: LPL/Spacewatch II Alt.: 2011 UU378	MPC · JPL
3	2004 SD26	APO	18.7	650 m	multiple	2004–2007	20 Sep 2007	66	Disc.: LINEAR	MPC · JPL
8	2004 SE26	APO	25.8	25 m	single	2 days	23 Sep 2004	18	Disc.: LINEAR	MPC · JPL
1	2004 SQ26	HUN	19.3	410 m	multiple	2004–2021	15 Jan 2021	38	Disc.: Spacewatch	MPC · JPL
6	2004 SR26	APO	26.6	17 m	single	2 days	24 Sep 2004	26	Disc.: LINEAR AMO at MPC	MPC · JPL
6	2004 SS26	APO	23.1	85 m	single	2 days	24 Sep 2004	32	Disc.: LINEAR	MPC · JPL
7	2004 ST26	APO	26.3	20 m	single	1 day	24 Sep 2004	25	Disc.: Spacewatch	MPC · JPL
9	2004 SU26	APO	24.9	37 m	single	1 day	24 Sep 2004	11	Disc.: LINEAR	MPC · JPL
9	2004 SW26	ATE	25.7	26 m	single	1 day	24 Sep 2004	24	Disc.: LPL/Spacewatch II	MPC · JPL
1	2004 SV27	MBA-O	17.0	2.2 km	multiple	2004–2021	10 Oct 2021	45	Disc.: Spacewatch Added on 30 September 2021 Alt.: 2010 OM35	MPC · JPL
0	2004 SD34	MBA-M	18.23	950 m	multiple	2004–2021	08 Nov 2021	60	Disc.: Spacewatch	MPC · JPL
1	2004 SK34	MBA-O	17.9	1.5 km	multiple	2004–2018	11 Aug 2018	31	Disc.: Spacewatch	MPC · JPL
1	2004 SM34	MBA-O	17.23	2.0 km	multiple	2004–2021	04 Oct 2021	48	Disc.: Spacewatch	MPC · JPL
2	2004 SP34	MBA-M	18.0	1.1 km	multiple	2004–2017	17 Sep 2017	21	Disc.: Spacewatch	MPC · JPL
0	2004 SR34	MBA-M	18.23	950 m	multiple	2004–2021	11 Oct 2021	87	Disc.: Spacewatch	MPC · JPL
0	2004 SY34	MBA-M	17.86	1.1 km	multiple	2004–2021	01 Nov 2021	126	Disc.: LINEAR	MPC · JPL
0	2004 SL35	MBA-M	17.4	1.4 km	multiple	2004–2017	12 Aug 2017	30	Disc.: Spacewatch	MPC · JPL
0	2004 SN35	MBA-O	17.14	2.1 km	multiple	2004–2022	25 Jan 2022	66	Disc.: Spacewatch Added on 17 January 2021	MPC · JPL
1	2004 SS35	MBA-M	18.6	800 m	multiple	2004–2017	12 Aug 2017	20	Disc.: Spacewatch	MPC · JPL
0	2004 SY35	MBA-M	17.93	1.1 km	multiple	2004–2021	08 Jul 2021	38	Disc.: Spacewatch	MPC · JPL
0	2004 SQ36	MBA-I	18.73	530 m	multiple	2004–2021	09 May 2021	63	Disc.: Spacewatch	MPC · JPL
0	2004 SA37	MBA-O	17.45	1.8 km	multiple	2004–2021	08 Nov 2021	71	Disc.: Spacewatch Added on 21 August 2021 Alt.: 2010 PM42	MPC · JPL
0	2004 SB37	MBA-I	18.2	680 m	multiple	2004–2019	19 Nov 2019	31	Disc.: Spacewatch	MPC · JPL
0	2004 SO37	MBA-O	17.72	1.6 km	multiple	2004–2021	28 Nov 2021	54	Disc.: Spacewatch	MPC · JPL
0	2004 SU37	MBA-M	17.9	1.1 km	multiple	2004–2019	08 Jan 2019	37	Disc.: Spacewatch	MPC · JPL
0	2004 SG38	MBA-M	17.6	1.3 km	multiple	2004–2018	30 Dec 2018	37	Disc.: Spacewatch Alt.: 2015 AO151	MPC · JPL
0	2004 SH38	MBA-I	19.46	380 m	multiple	2004–2021	26 Oct 2021	79	Disc.: Spacewatch Alt.: 2011 UY138	MPC · JPL
0	2004 SB43	MBA-M	17.2	2.0 km	multiple	2004–2020	19 Jan 2020	35	Disc.: LINEAR	MPC · JPL
0	2004 SR43	MBA-I	18.93	490 m	multiple	2004–2021	30 Nov 2021	66	Disc.: LINEAR Alt.: 2014 QR440	MPC · JPL
–	2004 SF44	MBA-M	17.4	1.4 km	single	22 days	10 Oct 2004	16	Disc.: LINEAR	MPC · JPL
0	2004 SL44	MBA-M	17.38	1.9 km	multiple	2004–2021	05 Jun 2021	112	Disc.: LINEAR Alt.: 2013 RX42	MPC · JPL
3	2004 SW44	MBA-M	18.7	760 m	multiple	2004–2021	08 Dec 2021	47	Disc.: LINEAR	MPC · JPL
1	2004 SC47	MBA-I	18.2	680 m	multiple	2004–2019	20 Dec 2019	126	Disc.: LINEAR Alt.: 2015 RX95	MPC · JPL
3	2004 SU50	MBA-M	18.3	1.2 km	multiple	2004–2013	22 Oct 2013	23	Disc.: LPL/Spacewatch II	MPC · JPL
2	2004 SW50	MBA-M	18.89	700 m	multiple	2004–2021	27 Oct 2021	34	Disc.: LPL/Spacewatch II Added on 5 November 2021 Alt.: 2021 RT70	MPC · JPL
0	2004 SE51	MBA-O	18.07	1.4 km	multiple	2004–2021	27 Nov 2021	66	Disc.: LPL/Spacewatch II Added on 5 November 2021	MPC · JPL
5	2004 SU55	AMO	24.7	41 m	single	81 days	12 Dec 2004	40	Disc.: LINEAR	MPC · JPL
3	2004 SC56	ATE	22.7	291 m	multiple	2004–2010	01 Sep 2010	161	Disc.: LINEAR	MPC · JPL
1	2004 SJ56	MBA-M	18.29	920 m	multiple	2004–2021	01 Nov 2021	48	Disc.: LONEOS Added on 5 November 2021 Alt.: 2021 PG107	MPC · JPL
1	2004 SC60	TNO	7.2	131 km	multiple	2004–2021	30 Sep 2021	135	Disc.: Palomar Obs. LoUTNOs, res · 4:7	MPC · JPL
3	2004 SG61	MBA-I	18.6	570 m	multiple	2004–2016	04 Jan 2016	37	Disc.: LINEAR Alt.: 2015 VP114	MPC · JPL
0	2004 SZ61	MBA-M	18.05	1.0 km	multiple	2004–2021	30 Jul 2021	48	Disc.: LPL/Spacewatch II Alt.: 2015 BU194	MPC · JPL
0	2004 SF62	MBA-M	18.06	730 m	multiple	2002–2022	07 Jan 2022	26	Disc.: Spacewatch	MPC · JPL
2	2004 SO62	MBA-O	17.9	1.5 km	multiple	1999–2019	29 Oct 2019	32	Disc.: Mauna Kea Obs. Added on 17 January 2021 Alt.: 2004 RW350, 2009 SS306	MPC · JPL
0	2004 SV62	MBA-M	17.82	1.1 km	multiple	2004–2021	06 Oct 2021	75	Disc.: Spacewatch	MPC · JPL
0	2004 SY62	MBA-M	17.22	2.0 km	multiple	2004–2021	09 Apr 2021	74	Disc.: Spacewatch	MPC · JPL
0	2004 SE63	MBA-O	17.04	2.2 km	multiple	2002–2021	06 Nov 2021	57	Disc.: Spacewatch	MPC · JPL
1	2004 SF63	MBA-M	17.8	820 m	multiple	1992–2020	11 Oct 2020	105	Disc.: Spacewatch	MPC · JPL
1	2004 SH63	MBA-M	17.5	1.3 km	multiple	2004–2017	10 Oct 2017	43	Disc.: Spacewatch	MPC · JPL
0	2004 SM63	MBA-M	17.63	890 m	multiple	2004–2022	24 Jan 2022	62	Disc.: Spacewatch	MPC · JPL
0	2004 SQ63	MBA-I	18.87	500 m	multiple	1997–2021	05 Jul 2021	59	Disc.: Spacewatch	MPC · JPL
0	2004 SR63	MBA-M	18.20	960 m	multiple	2004–2021	08 Aug 2021	63	Disc.: Spacewatch	MPC · JPL
3	2004 SS63	MBA-M	18.0	1.1 km	multiple	2004–2017	16 Oct 2017	37	Disc.: Spacewatch	MPC · JPL
0	2004 SU63	MBA-O	16.73	2.5 km	multiple	2004–2021	26 Nov 2021	92	Disc.: Spacewatch	MPC · JPL
0	2004 SV63	MBA-M	18.19	970 m	multiple	2004–2021	27 Sep 2021	76	Disc.: Spacewatch	MPC · JPL
0	2004 SW63	MBA-M	17.0	1.7 km	multiple	2004–2019	24 Jan 2019	48	Disc.: Spacewatch Alt.: 2010 CG17	MPC · JPL
0	2004 SX63	MBA-M	17.6	1.3 km	multiple	2004–2020	22 Apr 2020	36	Disc.: Spacewatch	MPC · JPL
0	2004 SY63	MBA-M	18.11	1.0 km	multiple	2004–2021	06 Nov 2021	92	Disc.: Spacewatch	MPC · JPL
0	2004 SA64	MBA-I	19.0	470 m	multiple	2004–2020	21 Jun 2020	38	Disc.: Spacewatch	MPC · JPL
2	2004 SB64	MBA-I	19.0	470 m	multiple	2004–2018	16 Jun 2018	24	Disc.: LPL/Spacewatch II	MPC · JPL
0	2004 SE64	MBA-I	18.5	590 m	multiple	2004–2019	04 Dec 2019	52	Disc.: Spacewatch	MPC · JPL
3	2004 SL64	MBA-I	18.7	540 m	multiple	2004–2020	22 Jan 2020	37	Disc.: Spacewatch	MPC · JPL
1	2004 SM64	MBA-I	18.3	650 m	multiple	2004–2020	22 Jan 2020	45	Disc.: LPL/Spacewatch II	MPC · JPL
0	2004 SN64	MBA-M	18.32	910 m	multiple	2004–2021	07 Nov 2021	76	Disc.: LPL/Spacewatch II	MPC · JPL
0	2004 SO64	MBA-M	17.74	1.2 km	multiple	2004–2021	17 Jun 2021	30	Disc.: SSS	MPC · JPL
1	2004 SP64	MBA-I	19.0	470 m	multiple	2004–2019	25 Sep 2019	30	Disc.: Spacewatch	MPC · JPL
0	2004 SR64	MBA-M	18.60	800 m	multiple	2004–2021	03 Oct 2021	46	Disc.: Spacewatch	MPC · JPL
0	2004 SX64	MBA-I	18.55	580 m	multiple	2004–2021	07 Feb 2021	39	Disc.: LPL/Spacewatch II	MPC · JPL
0	2004 SB65	MBA-I	18.9	490 m	multiple	2004–2019	19 Dec 2019	61	Disc.: Spacewatch	MPC · JPL
0	2004 SL65	MBA-I	18.4	620 m	multiple	2004–2021	12 Jun 2021	58	Disc.: Spacewatch	MPC · JPL
0	2004 SM65	MBA-I	18.56	580 m	multiple	2004–2021	08 May 2021	41	Disc.: LPL/Spacewatch II	MPC · JPL
0	2004 SO65	MBA-O	16.90	2.3 km	multiple	2004–2021	09 May 2021	52	Disc.: LPL/Spacewatch II	MPC · JPL
0	2004 SP65	MBA-I	18.70	540 m	multiple	2004–2021	27 Oct 2021	68	Disc.: Spacewatch	MPC · JPL
0	2004 SQ65	MBA-O	17.57	1.7 km	multiple	2004–2020	24 Oct 2020	46	Disc.: Spacewatch	MPC · JPL
0	2004 SR65	MBA-O	17.18	2.0 km	multiple	2004–2021	26 Oct 2021	39	Disc.: Spacewatch Added on 22 July 2020	MPC · JPL
2	2004 ST65	MBA-I	18.9	490 m	multiple	2004–2021	08 Jun 2021	49	Disc.: Spacewatch Added on 22 July 2020	MPC · JPL
0	2004 SV65	MBA-O	16.6	2.7 km	multiple	2004–2021	06 Oct 2021	82	Disc.: Mauna Kea Obs. Added on 19 October 2020 Alt.: 2010 PM30	MPC · JPL
2	2004 SX65	MBA-I	18.8	520 m	multiple	2004–2019	26 Sep 2019	21	Disc.: Spacewatch Added on 17 January 2021	MPC · JPL
0	2004 SY65	MBA-O	17.1	2.1 km	multiple	2004–2020	20 Dec 2020	51	Disc.: Spacewatch Added on 17 January 2021 Alt.: 2017 DW94	MPC · JPL
0	2004 SB66	MBA-M	17.8	820 m	multiple	2003–2020	18 Aug 2020	33	Disc.: LPL/Spacewatch II Added on 17 June 2021	MPC · JPL
0	2004 SD66	MBA-O	17.21	2.0 km	multiple	2004–2021	26 Nov 2021	63	Disc.: Spacewatch Added on 21 August 2021	MPC · JPL
2	2004 SE66	MBA-M	18.62	560 m	multiple	2004–2016	08 Aug 2016	32	Disc.: LPL/Spacewatch II Added on 21 August 2021	MPC · JPL
0	2004 SF66	MBA-I	19.1	450 m	multiple	2004–2019	05 Nov 2019	30	Disc.: Spacewatch Added on 21 August 2021	MPC · JPL
0	2004 SG66	MBA-I	18.98	480 m	multiple	2004–2021	08 Sep 2021	46	Disc.: Spacewatch Added on 21 August 2021	MPC · JPL
0	2004 SJ66	MBA-M	18.15	990 m	multiple	2004–2021	06 Nov 2021	48	Disc.: Spacewatch Added on 30 September 2021	MPC · JPL
0	2004 SK66	MBA-I	19.07	460 m	multiple	2004–2021	08 Dec 2021	55	Disc.: LPL/Spacewatch II Added on 5 November 2021	MPC · JPL
0	2004 SL66	MBA-I	18.80	520 m	multiple	2004–2015	07 Nov 2015	25	Disc.: Spacewatch Added on 5 November 2021	MPC · JPL
1	2004 SM66	MBA-O	17.50	1.8 km	multiple	2004–2021	07 Nov 2021	42	Disc.: Spacewatch Added on 5 November 2021	MPC · JPL
2	2004 SN66	MBA-O	18.15	1.3 km	multiple	2004–2021	06 Nov 2021	25	Disc.: LPL/Spacewatch II Added on 5 November 2021	MPC · JPL

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References

^ "Data Available from the Minor Planet Center – MPCORB.DAT". Minor Planet Center. 29 January 2022. (doc)
^ "NEOWISE Diameters and Albedos – V2.0". PDS Small Bodies Node. 2019. Retrieved 1 February 2022.
^ Johnston, Wm. Robert (2 January 2022). "List of Known Trans-Neptunian Objects". Johnston's Archive. Retrieved 1 February 2022.

[MPCORB-1] "Data Available from the Minor Planet Center – MPCORB.DAT". Minor Planet Center. 29 January 2022. (doc)

[PDS-NEOWISE-diameters-2] "NEOWISE Diameters and Albedos – V2.0". PDS Small Bodies Node. 2019. Retrieved 1 February 2022.

[johnstonsarchive-TNO-list-3] Johnston, Wm. Robert (2 January 2022). "List of Known Trans-Neptunian Objects". Johnston's Archive. Retrieved 1 February 2022.

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