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
2021-08-27 17:07:20 C 23 15 46.91 +21 05 07.7 V N86
2021-08-27 17:20:01 C 23 15 46.02 +21 05 02.1 V N86
2021-08-27 21:16:50 C 23 15 30.61 +21 03 33.8 16.1 V G15
2021-08-27 21:18:24 C 23 15 30.45 +21 03 33.2 16.5 V G15
2021-08-27 21:19:56 C 23 15 30.39 +21 03 33.0 16.2 V G15
2021-08-27 22:27:50 C 23 15 25.43 +21 03 08.2 V 089
2021-08-27 22:31:18 C 23 15 25.18 +21 03 07.2 V 089
2021-08-27 22:34:47 C 23 15 24.95 +21 03 06.0 V 089
2021-08-27 22:38:16 C 23 15 24.70 +21 03 04.6 V 089
2021-08-27 22:41:45 C 23 15 24.45 +21 03 03.5 V 089
2021-08-27 22:45:14 C 23 15 24.21 +21 03 02.2 V 089
2021-08-27 23:21:59 C 23 15 21.65 +21 02 48.0 V 089
2021-08-27 23:25:27 C 23 15 21.41 +21 02 47.1 V 089
2021-08-27 23:28:56 C 23 15 21.18 +21 02 45.7 V 089
2021-08-27 23:32:25 C 23 15 20.92 +21 02 44.6 V 089
2021-08-28 13:41:36 C 23 14 24.046 +20 57 25.45 U F51
2021-08-28 14:15:10 C 23 14 21.699 +20 57 11.84 U F51
2021-08-28 14:31:54 C 23 14 20.531 +20 57 05.00 U F51
2021-08-28 23:31:51 C 23 13 45.12 +20 53 26.1 V 089
2021-08-28 23:35:19 C 23 13 44.87 +20 53 24.7 V 089
2021-08-28 23:38:47 C 23 13 44.63 +20 53 23.1 V 089
2021-08-28 23:42:16 C 23 13 44.38 +20 53 21.8 V 089
2021-08-28 23:45:44 C 23 13 44.15 +20 53 20.5 V 089
2021-08-28 23:49:13 C 23 13 43.90 +20 53 19.1 V 089
2021-08-28 23:52:41 C 23 13 43.64 +20 53 17.4 V 089
2021-08-28 23:56:10 C 23 13 43.42 +20 53 16.1 V 089
2021-08-28 23:59:39 C 23 13 43.17 +20 53 14.8 V 089
2021-08-29 00:03:07 C 23 13 42.95 +20 53 13.3 V 089
2021-08-29 09:51:13 C 23 13 04.17 +20 49 19.7 V T05
2021-08-29 09:55:15 C 23 13 03.89 +20 49 18.2 V T05
2021-08-29 10:02:55 C 23 13 03.34 +20 49 15.1 V T05
2021-08-29 10:12:17 C 23 13 02.67 +20 49 11.2 V T05
2021-08-30 19:44:07 C 23 10 47.72 +20 34 31.9 16.2 V G15
2021-08-30 19:46:11 C 23 10 47.59 +20 34 31.1 16.2 V G15
2021-08-30 19:52:59 C 23 10 47.10 +20 34 28.0 16.1 V G15
2021-08-31 09:26:21 C 23 09 51.84 +20 28 22.3 V T08
2021-08-31 09:32:19 C 23 09 51.41 +20 28 19.6 V T08
2021-08-31 09:37:38 C 23 09 51.03 +20 28 17.2 V T08
2021-08-31 10:28:20 C 23 09 47.38 +20 27 53.6 V T08
2021-08-31 22:02:53 C 23 09 00.30 +20 22 17.2 V 089
2021-08-31 22:06:21 C 23 09 00.07 +20 22 15.7 V 089
2021-08-31 22:09:49 C 23 08 59.82 +20 22 13.9 V 089
2021-08-31 22:13:17 C 23 08 59.58 +20 22 12.1 V 089
2021-08-31 23:57:24 C 23 08 52.17 +20 21 21.4 V 089
2021-09-01 00:00:53 C 23 08 51.94 +20 21 20.2 V 089
2021-09-01 00:04:21 C 23 08 51.70 +20 21 18.5 V 089
2021-09-01 00:07:49 C 23 08 51.47 +20 21 16.7 V 089
2021-09-01 00:11:17 C 23 08 51.20 +20 21 15.1 V 089
2021-09-01 00:14:45 C 23 08 50.96 +20 21 13.3 V 089
2021-09-02 19:09:14 C 23 05 57.47 +19 59 28.0 Y 557