285571 — IAA Minor Planet Database

Orbital Elements

Epoch (TDB)	2025-11-21 (JD 2461000.5)
Eccentricity (e)	0.4324411214 ± 8.16e-10
Semi-major axis (a)	1.9035657241 AU ± 5.85e-10
Inclination (i)	13.48266244° ± 1.16e-06
Long. of Asc. Node (Ω)	297.16245353° ± 7.40e-07
Arg. of Perihelion (ω)	7.05697041° ± 3.81e-06
Mean Anomaly (M)	231.96152491° ± 1.27e-06
Mean Motion (n)	0.3752843568°/day ± 1.73e-10
Perihelion dist (q)	1.08038563 AU ± 1.59e-09
Aphelion dist (Q)	2.72674582 AU ± 1.76e-09
Orbital Period	2.62634524 yr ± 1.21e-09

Physical Parameters

H (abs. magnitude)	18.65
G (slope)	0.15

Orbit Solution

Source	IAA
Solution Date	2026-05-31
RMS Residual	0.478″
Uncertainty	0
Orbit Type	Amor
MOID	0.064547 AU
Observations Used	7147
Radar Obs Used	1
Oppositions	13
Arc Total	2000-2021
First Observation Used	2000-08-09
Last Observation Used	2024-12-06

Observations (13272)

Date	Type	RA	Dec	Mag	Band	Observatory
2021-08-01 02:00:54	V	20 34 44.01	+21 44 16.6	14.3	V	247
2021-08-01 02:00:54	v	1 285.10202	+40.68184	–	–	247
2021-08-01 02:01:53	V	20 34 44.11	+21 44 22.4	14.0	V	247
2021-08-01 02:01:53	v	1 285.10202	+40.68184	–	–	247
2021-08-01 02:02:53	V	20 34 44.30	+21 44 29.9	14.2	V	247
2021-08-01 02:02:53	v	1 285.10202	+40.68184	–	–	247
2021-08-01 02:03:53	V	20 34 44.37	+21 44 35.1	14.1	V	247
2021-08-01 02:03:53	v	1 285.10202	+40.68184	–	–	247
2021-08-01 02:03:59	S	20 32 08.938	+21 01 48.61	–	V	C57
2021-08-01 02:03:59	s	1 -113719.26	8 +361028.83	610.0	–	C57
2021-08-01 02:04:52	V	20 34 44.45	+21 44 40.6	14.2	V	247
2021-08-01 02:04:52	v	1 285.10202	+40.68184	–	–	247
2021-08-01 02:05:52	V	20 34 44.59	+21 44 49.0	14.2	V	247
2021-08-01 02:05:52	v	1 285.10202	+40.68184	–	–	247
2021-08-01 02:06:51	V	20 34 44.75	+21 44 55.0	14.4	V	247
2021-08-01 02:06:51	v	1 285.10202	+40.68184	–	–	247
2021-08-01 02:13:59	S	20 32 10.687	+21 02 47.51	–	V	C57
2021-08-01 02:13:59	s	1 -114044.94	1 +360789.92	4520.0	–	C57
2021-08-01 02:14:55	V	20 34 45.62	+21 45 42.7	14.5	V	247
2021-08-01 02:14:55	v	1 285.10202	+40.68184	–	–	247
2021-08-01 02:15:55	V	20 34 45.79	+21 45 50.1	14.3	V	247
2021-08-01 02:15:55	v	1 285.10202	+40.68184	–	–	247
2021-08-01 02:16:54	V	20 34 45.90	+21 45 56.0	14.2	V	247
2021-08-01 02:16:54	v	1 285.10202	+40.68184	–	–	247
2021-08-01 02:17:54	V	20 34 45.99	+21 46 01.4	14.2	V	247
2021-08-01 02:17:54	v	1 285.10202	+40.68184	–	–	247
2021-08-01 02:23:59	S	20 32 12.492	+21 03 45.25	–	V	C57
2021-08-01 02:23:59	s	1 -114370.32	2 +360550.07	7410.0	–	C57
2021-08-01 02:33:59	S	20 32 14.174	+21 04 43.82	–	V	C57
2021-08-01 02:33:59	s	1 -114695.40	9 +360309.28	9280.0	–	C57
2021-08-01 02:43:59	S	20 32 16.015	+21 05 42.65	–	V	C57
2021-08-01 02:43:59	s	1 -115020.20	2 +360067.54	140.0	–	C57
2021-08-01 02:53:59	S	20 32 17.717	+21 06 40.46	–	V	C57
2021-08-01 02:53:59	s	1 -115344.70	0 +359824.86	9960.0	–	C57
2021-08-01 02:58:51	V	20 34 51.55	+21 50 32.9	14.8	V	247
2021-08-01 02:58:51	v	1 279.74313	+26.94155	–	–	247
2021-08-01 02:59:48	V	20 34 51.65	+21 50 38.6	14.5	V	247
2021-08-01 02:59:48	v	1 279.74313	+26.94155	–	–	247
2021-08-01 03:00:45	V	20 34 51.76	+21 50 44.5	14.3	V	247
2021-08-01 03:00:45	v	1 279.74313	+26.94155	–	–	247
2021-08-01 03:01:42	V	20 34 51.89	+21 50 50.9	14.5	V	247
2021-08-01 03:01:42	v	1 279.74313	+26.94155	–	–	247
2021-08-01 03:02:39	V	20 34 51.96	+21 50 56.0	14.6	V	247
2021-08-01 03:02:39	v	1 279.74313	+26.94155	–	–	247
2021-08-01 03:03:36	V	20 34 52.05	+21 51 01.8	14.6	V	247
2021-08-01 03:03:36	v	1 279.74313	+26.94155	–	–	247
2021-08-01 03:03:59	S	20 32 19.471	+21 07 38.71	–	V	C57
2021-08-01 03:03:59	s	1 -115668.90	1 +359581.23	8760.0	–	C57
2021-08-01 03:04:33	V	20 34 52.17	+21 51 07.9	14.5	V	247
2021-08-01 03:04:33	v	1 279.74313	+26.94155	–	–	247

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285571 (2000 PQ9)