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
2016-10-12 11:12:42 C 01 18 45.06 +23 16 13.1 L T05
2016-10-12 11:29:11 C 01 18 43.89 +23 16 02.8 L T05
2016-10-19 09:55:41 C 01 07 35.35 +21 24 31.7 q 703
2016-10-19 10:04:21 C 01 07 34.82 +21 24 25.4 q 703
2016-10-19 10:13:01 C 01 07 34.28 +21 24 18.7 q 703
2016-10-19 10:21:42 C 01 07 33.68 +21 24 13.6 q 703
2016-10-20 04:36:43 C 01 06 24.41 +21 11 19.4 q G96
2016-10-20 04:42:55 C 01 06 23.96 +21 11 15.4 q G96
2016-10-20 04:49:11 C 01 06 23.54 +21 11 10.9 q G96
2016-10-20 04:55:22 C 01 06 23.12 +21 11 06.7 q G96
2016-10-20 10:01:55 C 01 06 03.25 +21 07 31.4 L T05
2016-10-20 10:05:26 C 01 06 03.01 +21 07 29.0 L T05
2016-10-20 10:14:41 C 01 06 02.41 +21 07 22.2 L T05
2016-10-20 10:26:05 C 01 06 01.64 +21 07 14.4 L T05
2016-10-20 10:28:24 C 01 06 01.49 +21 07 12.5 L T05
2016-10-20 10:44:51 C 01 06 00.39 +21 07 00.6 L T05
2016-10-20 10:45:33 C 01 06 00.35 +21 07 00.5 L T05
2016-10-20 11:03:28 C 01 05 59.15 +21 06 47.3 L T05
2016-10-23 18:03:02 C 01 01 08.22 +20 09 45.8 q Z52
2016-10-23 18:41:55 C 01 01 05.88 +20 09 17.8 q Z52
2016-10-24 09:14:59 C 01 00 13.92 +19 58 49.4 L T05
2016-10-24 09:34:57 C 01 00 12.66 +19 58 34.8 L T05
2016-10-24 09:44:35 C 01 00 12.07 +19 58 27.7 L T05
2016-10-24 09:57:09 C 01 00 11.28 +19 58 18.8 L T05
2016-10-24 10:10:11 C 01 00 10.45 +19 58 09.7 L T05
2016-10-24 10:26:37 C 01 00 09.48 +19 57 57.0 L T05
2016-10-24 10:27:20 C 01 00 09.41 +19 57 56.6 L T05
2016-10-24 10:42:38 C 01 00 08.50 +19 57 45.1 L T05
2016-10-25 10:05:58 C 00 58 47.426 +19 40 41.38 L F51
2016-10-25 10:23:14 C 00 58 46.387 +19 40 28.67 L F51
2016-10-25 10:40:39 C 00 58 45.340 +19 40 15.86 L F51
2016-10-25 10:44:36 C 00 58 45.103 +19 40 12.99 L F51
2016-10-25 11:02:50 C 00 58 43.974 +19 39 59.84 L F51
2016-10-25 11:20:58 C 00 58 42.940 +19 39 45.69 L F51
2016-10-25 11:39:00 C 00 58 41.853 +19 39 32.85 L F51
2016-10-31 18:05:58 C 00 50 54.10 +17 50 15.4 q Z52
2016-10-31 18:58:13 C 00 50 51.62 +17 49 38.2 q Z52
2016-10-31 19:52:45 C 00 50 49.01 +17 48 59.6 q Z52
2016-10-31 20:42:18 C 00 50 46.63 +17 48 24.5 q Z52
2016-10-31 21:11:03 C 00 50 45.25 +17 48 04.0 q Z52
2016-10-31 21:44:40 C 00 50 43.64 +17 47 40.1 q Z52
2016-11-04 20:22:11 C 00 46 43.36 +16 41 42.2 o K95
2016-11-04 20:32:40 C 00 46 42.91 +16 41 35.1 o K95
2016-11-05 08:48:40 C 00 46 14.93 +16 33 05.2 L T05
2016-11-05 09:13:15 C 00 46 13.93 +16 32 48.8 L T05
2016-11-05 09:21:12 C 00 46 13.63 +16 32 43.2 L T05
2016-11-05 09:44:45 C 00 46 12.68 +16 32 27.1 L T05
2016-11-07 03:44:37 C 00 44 43.62 +16 04 18.9 q 703
2016-11-07 03:53:16 C 00 44 43.27 +16 04 12.9 q 703
2016-11-07 04:01:56 C 00 44 42.97 +16 04 07.4 q 703