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
2020-01-24 06:44:23	S	15 30 38.942	+65 25 56.53	–	V	C57
2020-01-24 06:44:23	s	1 +99666.560	0 +304512.97	3950.0	–	C57
2020-01-24 07:14:23	S	15 30 59.393	+65 26 55.43	–	V	C57
2020-01-24 07:14:23	s	1 +98797.020	0 +305940.48	2020.0	–	C57
2020-01-24 07:44:23	S	15 31 21.893	+65 27 55.37	–	V	C57
2020-01-24 07:44:23	s	1 +97923.583	0 +307356.29	240.0	–	C57
2020-01-24 09:14:23	S	15 32 30.926	+65 31 06.31	–	V	C57
2020-01-24 09:14:23	s	1 +95280.593	0 +311534.14	7110.0	–	C57
2020-01-24 09:44:23	S	15 32 55.735	+65 32 12.70	–	V	C57
2020-01-24 09:44:23	s	1 +94392.261	0 +312903.76	7240.0	–	C57
2020-01-24 10:14:23	S	15 33 18.593	+65 33 14.22	–	V	C57
2020-01-24 10:14:23	s	1 +93500.373	0 +314261.99	8160.0	–	C57
2020-01-24 10:44:23	S	15 33 39.588	+65 34 11.50	–	V	C57
2020-01-24 10:44:23	s	1 +92604.992	0 +315608.88	10.0	–	C57
2020-01-24 11:14:23	S	15 34 04.778	+65 35 19.14	–	V	C57
2020-01-24 11:14:23	s	1 +91706.182	0 +316944.50	2890.0	–	C57
2020-01-24 11:44:23	S	15 34 28.618	+65 36 22.82	–	V	C57
2020-01-24 11:44:23	s	1 +90804.005	0 +318268.89	6940.0	–	C57
2020-01-24 12:14:23	S	15 34 50.062	+65 37 20.42	–	V	C57
2020-01-24 12:14:23	s	1 +89898.522	0 +319582.11	2270.0	–	C57
2020-01-24 12:44:23	S	15 35 08.887	+65 38 09.67	–	V	C57
2020-01-24 12:44:23	s	1 +88989.793	0 +320884.22	8990.0	–	C57
2020-01-24 13:14:23	S	15 35 38.657	+65 39 31.21	–	V	C57
2020-01-24 13:14:23	s	1 +88077.878	0 +322175.28	7220.0	–	C57
2020-01-24 13:44:23	S	15 36 03.934	+65 40 39.97	–	V	C57
2020-01-24 13:44:23	s	1 +87162.834	0 +323455.34	7060.0	–	C57
2020-01-24 14:44:23	S	15 36 52.990	+65 42 48.60	–	V	C57
2020-01-24 14:44:23	s	1 +85323.590	0 +325982.66	2060.0	–	C57
2020-01-24 15:14:23	S	15 37 14.338	+65 43 43.46	–	V	C57
2020-01-24 15:14:23	s	1 +84399.501	0 +327230.03	7420.0	–	C57
2020-01-24 15:31:10	C	15 35 12.94	+66 19 09.9	–	V	T05
2020-01-24 15:36:52	C	15 35 17.19	+66 19 24.0	–	V	T05
2020-01-24 16:03:21	C	15 35 36.83	+66 20 28.8	–	V	T05
2020-01-24 16:13:32	C	15 35 44.34	+66 20 52.8	–	V	T05
2020-01-24 19:14:23	S	15 40 37.102	+65 52 23.74	–	V	C57
2020-01-24 19:14:23	s	1 +76906.364	0 +336825.07	2340.0	–	C57
2020-01-24 20:14:23	S	15 41 26.918	+65 54 26.06	–	V	C57
2020-01-24 20:14:23	s	1 +75007.172	0 +339118.79	80.0	–	C57
2020-01-24 20:44:23	S	15 41 51.194	+65 55 27.23	–	V	C57
2020-01-24 20:44:23	s	1 +74053.946	0 +340250.16	3430.0	–	C57
2020-01-24 21:44:23	S	15 42 43.529	+65 57 39.78	–	V	C57
2020-01-24 21:44:23	s	1 +72140.467	0 +342482.16	9540.0	–	C57
2020-01-24 22:14:23	S	15 43 08.462	+65 58 42.64	–	V	C57
2020-01-24 22:14:23	s	1 +71180.302	0 +343582.88	2480.0	–	C57
2020-01-24 22:44:23	S	15 43 32.098	+65 59 41.86	–	V	C57
2020-01-24 22:44:23	s	1 +70217.914	0 +344673.46	8790.0	–	C57
2020-01-24 23:14:23	S	15 43 58.277	+66 00 44.93	–	V	C57
2020-01-24 23:14:23	s	1 +69253.346	0 +345753.96	8540.0	–	C57
2020-01-24 23:44:23	S	15 44 21.346	+66 01 42.60	–	V	C57
2020-01-24 23:44:23	s	1 +68286.639	0 +346824.40	1830.0	–	C57

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250577 (2005 AC)