IAA RAS IAA Minor Planet Database

1943 Anteros (1973 EC)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2559124685 ± 4.56e-09
Semi-major axis (a)1.4305268274 AU ± 2.21e-10
Inclination (i)8.70770606° ± 4.43e-07
Long. of Asc. Node (Ω)246.29352243° ± 3.59e-06
Arg. of Perihelion (ω)338.43657351° ± 3.83e-06
Mean Anomaly (M)260.37411854° ± 1.39e-06
Mean Motion (n)0.5760607241°/day ± 1.34e-10
Perihelion dist (q)1.06443718 AU ± 6.53e-09
Aphelion dist (Q)1.79661648 AU ± 6.53e-09
Orbital Period1.71097636 yr ± 3.97e-10
Physical Parameters
H (abs. magnitude)15.68
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.170″
Uncertainty0
Orbit TypeAmor
MOID0.061739 AU
Observations Used5660
Gaia Obs Used192
Oppositions20
Arc Total1968-2026
First Observation Used1973-03-10
Last Observation Used2026-04-07
Observations (6464)
Date Type RA Dec Mag Band Observatory
2014-05-26 23:47:03 S 10 26 52.57 -00 10 18.0 – L C51
2014-05-27 01:21:50 S 10 27 11.02 -00 09 53.2 – L C51
2014-05-27 02:56:38 S 10 27 29.48 -00 09 28.3 – L C51
2014-05-27 04:31:16 S 10 27 47.93 -00 09 03.3 – L C51
2014-05-27 04:31:27 S 10 27 47.97 -00 09 03.6 – L C51
2014-05-27 06:06:03 S 10 28 06.42 -00 08 38.5 – L C51
2014-05-27 07:40:52 S 10 28 24.94 -00 08 13.8 – L C51
2014-05-27 09:15:40 S 10 28 43.46 -00 07 49.0 – L C51
2014-05-27 10:50:28 S 10 29 02.01 -00 07 24.6 – L C51
2014-05-27 12:25:05 S 10 29 20.52 -00 06 59.3 – L C51
2014-05-27 12:25:16 S 10 29 20.57 -00 06 59.7 – L C51
2014-05-27 13:59:52 S 10 29 39.11 -00 06 34.8 – L C51
2014-05-27 15:34:41 S 10 29 57.69 -00 06 10.3 – L C51
2014-05-27 17:09:29 S 10 30 16.32 -00 05 45.7 – L C51
2014-05-27 18:44:17 S 10 30 34.93 -00 05 21.3 – L C51
2014-05-27 20:18:54 S 10 30 53.52 -00 04 56.5 – L C51
2014-05-27 21:53:42 S 10 31 12.18 -00 04 32.1 – L C51
2014-05-27 23:28:30 S 10 31 30.85 -00 04 07.8 – L C51
2014-05-28 01:03:18 S 10 31 49.53 -00 03 43.4 – L C51
2014-05-28 02:37:55 S 10 32 08.20 -00 03 18.8 – L C51
2014-05-28 02:38:06 S 10 32 08.24 -00 03 19.2 – L C51
2014-05-28 04:12:43 S 10 32 26.90 -00 02 54.4 – L C51
2014-05-28 05:47:31 S 10 32 45.65 -00 02 30.3 – L C51
2014-05-28 07:22:19 S 10 33 04.39 -00 02 06.2 – L C51
2014-05-28 08:57:07 S 10 33 23.16 -00 01 42.1 – L C51
2014-05-28 10:31:44 S 10 33 41.88 -00 01 17.5 – L C51
2014-05-28 10:31:55 S 10 33 41.94 -00 01 17.9 – L C51
2014-05-28 12:06:32 S 10 34 00.69 -00 00 53.6 – L C51
2014-05-28 13:41:20 S 10 34 19.50 -00 00 29.5 – L C51
2014-05-28 15:16:08 S 10 34 38.32 -00 00 05.6 – L C51
2014-05-28 16:50:56 S 10 34 57.16 +00 00 18.4 – L C51
2014-05-28 18:25:33 S 10 35 15.989 +00 00 42.52 – L C51
2014-05-28 20:00:21 S 10 35 34.85 +00 01 06.4 – L C51
2014-05-28 21:35:09 S 10 35 53.73 +00 01 30.3 – L C51
2014-05-28 23:09:57 S 10 36 12.64 +00 01 54.0 – L C51
2014-05-29 00:44:34 S 10 36 31.51 +00 02 18.4 – L C51
2014-05-29 00:44:45 S 10 36 31.56 +00 02 17.7 – L C51
2014-05-29 02:19:22 S 10 36 50.45 +00 02 41.8 – L C51
2014-05-29 03:54:10 S 10 37 09.40 +00 03 05.5 – L C51
2014-05-29 05:28:58 S 10 37 28.36 +00 03 29.0 – L C51
2014-05-29 07:03:46 S 10 37 47.35 +00 03 52.6 – L C51
2014-05-29 08:38:23 S 10 38 06.29 +00 04 16.4 – L C51
2014-05-29 10:13:11 S 10 38 25.31 +00 04 39.9 – L C51
2014-05-29 11:47:59 S 10 38 44.33 +00 05 03.3 – L C51
2014-05-29 13:22:48 S 10 39 03.37 +00 05 26.6 – L C51
2014-05-29 14:57:35 S 10 39 22.42 +00 05 50.0 – L C51
2014-05-29 18:07:00 S 10 40 00.54 +00 06 37.0 – L C51
2014-05-29 19:41:48 S 10 40 19.64 +00 07 00.1 – L C51
2014-05-29 21:16:36 S 10 40 38.750 +00 07 23.30 – L C51
2014-05-30 00:26:02 S 10 41 16.99 +00 08 09.9 – L C51