250577 — IAA Minor Planet Database

Orbital Elements

Epoch (TDB)	2025-11-21 (JD 2461000.5)
Eccentricity (e)	0.5177899759 ± 4.66e-08
Semi-major axis (a)	1.0498878886 AU ± 1.40e-09
Inclination (i)	46.88188522° ± 2.24e-05
Long. of Asc. Node (Ω)	315.75700687° ± 1.15e-05
Arg. of Perihelion (ω)	285.59238587° ± 1.04e-05
Mean Anomaly (M)	89.72869737° ± 1.12e-05
Mean Motion (n)	0.9162160334°/day ± 1.83e-09
Perihelion dist (q)	0.50626646 AU ± 4.90e-08
Aphelion dist (Q)	1.59350931 AU ± 4.90e-08
Orbital Period	1.07575752 yr ± 2.15e-09

Physical Parameters

H (abs. magnitude)	18.37
G (slope)	0.15

Orbit Solution

Source	IAA
Solution Date	2026-06-01
RMS Residual	0.541″
Uncertainty	0
Orbit Type	Apollo
MOID	0.073964 AU
Observations Used	255
Radar Obs Used	1
Oppositions	1
Arc Total	2004-2020
First Observation Used	2004-12-15
Last Observation Used	2025-10-09

Observations (400)

Date	Type	RA	Dec	Mag	Band	Observatory
2020-01-25 00:14:23	S	15 44 48.571	+66 02 48.62	–	V	C57
2020-01-25 00:14:23	s	1 +67317.838	0 +347884.85	8740.0	–	C57
2020-01-25 00:44:23	S	15 45 15.653	+66 03 55.69	–	V	C57
2020-01-25 00:44:23	s	1 +66346.982	0 +348935.33	9350.0	–	C57
2020-01-25 01:14:23	S	15 45 40.289	+66 04 53.40	–	V	C57
2020-01-25 01:14:23	s	1 +65374.115	0 +349975.88	3730.0	–	C57
2020-01-25 01:44:23	S	15 46 07.488	+66 05 53.66	–	V	C57
2020-01-25 01:44:23	s	1 +64399.274	0 +351006.55	1970.0	–	C57
2020-01-25 02:14:23	S	15 46 33.302	+66 07 02.39	–	V	C57
2020-01-25 02:14:23	s	1 +63422.502	0 +352027.38	4140.0	–	C57
2020-01-25 03:14:23	S	15 47 29.801	+66 09 15.19	–	V	C57
2020-01-25 03:14:23	s	1 +61463.319	0 +354039.67	600.0	–	C57
2020-01-25 03:44:23	S	15 47 53.590	+66 10 13.51	–	V	C57
2020-01-25 03:44:23	s	1 +60480.984	0 +355031.21	5030.0	–	C57
2020-01-25 04:14:23	S	15 48 22.202	+66 11 19.50	–	V	C57
2020-01-25 04:14:23	s	1 +59496.873	0 +356013.05	3690.0	–	C57
2020-01-25 04:44:23	S	15 48 48.391	+66 12 23.18	–	V	C57
2020-01-25 04:44:23	s	1 +58511.021	0 +356985.25	6660.0	–	C57
2020-01-25 05:44:23	S	15 49 44.633	+66 14 33.40	–	V	C57
2020-01-25 05:44:23	s	1 +56534.244	0 +358900.83	5800.0	–	C57
2020-01-25 06:14:23	S	15 50 12.050	+66 15 33.08	–	V	C57
2020-01-25 06:14:23	s	1 +55543.392	0 +359844.29	2120.0	–	C57
2020-01-25 06:44:23	S	15 50 38.237	+66 16 35.36	–	V	C57
2020-01-25 06:44:23	s	1 +54550.945	0 +360778.24	3020.0	–	C57
2020-01-25 07:14:23	S	15 51 07.486	+66 17 38.72	–	V	C57
2020-01-25 07:14:23	s	1 +53556.937	0 +361702.73	8580.0	–	C57
2020-01-25 07:44:23	S	15 51 33.799	+66 18 42.55	–	V	C57
2020-01-25 07:44:23	s	1 +52561.404	0 +362617.78	8870.0	–	C57
2020-01-25 08:14:23	S	15 52 02.606	+66 19 48.22	–	V	C57
2020-01-25 08:14:23	s	1 +51564.380	0 +363523.42	3940.0	–	C57
2020-01-25 11:34:50	C	15 52 03.63	+67 06 06.0	–	V	703
2020-01-25 11:42:32	C	15 52 10.59	+67 06 24.8	–	V	703
2020-01-25 11:50:14	C	15 52 17.48	+67 06 43.7	–	V	703
2020-01-25 11:57:56	C	15 52 24.40	+67 07 02.2	–	V	703
2020-01-28 12:52:11	C	17 27 52.56	+69 07 46.7	–	V	703
2020-01-28 12:58:21	C	17 28 03.33	+69 07 49.4	–	V	703
2020-01-28 13:04:31	C	17 28 14.06	+69 07 52.1	–	V	703
2021-02-03 03:48:27	C	02 03 13.92	+65 17 48.2	–	U	I41
2021-02-03 03:49:47	C	02 03 14.14	+65 17 43.7	–	U	I41
2021-02-03 04:44:23	C	02 03 22.89	+65 14 40.2	–	U	I41
2021-02-03 04:45:45	C	02 03 23.09	+65 14 35.6	–	U	I41
2021-02-10 03:21:47	C	02 26 49.66	+55 37 57.8	–	U	I41
2021-02-10 03:23:09	C	02 26 49.83	+55 37 52.8	–	U	I41
2021-02-10 03:51:39	C	02 26 53.09	+55 36 09.8	–	U	I41
2021-02-10 03:53:47	C	02 26 53.34	+55 36 01.8	–	U	I41
2021-02-17 05:20:38	C	02 44 49.63	+45 19 08.7	–	V	T08
2021-02-17 05:25:16	C	02 44 50.07	+45 18 51.9	–	V	T08
2021-02-17 05:33:18	C	02 44 50.72	+45 18 21.9	–	V	T08
2021-02-17 05:48:43	C	02 44 52.14	+45 17 24.3	–	V	T08
2021-03-03 03:24:29	C	03 09 25.03	+25 14 35.6	–	V	703

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250577 (2005 AC)