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
2021-08-22 22:56:39 C 23 23 05.90 +21 39 12.4 V 089
2021-08-22 23:14:04 C 23 23 04.76 +21 39 09.0 V 089
2021-08-22 23:17:35 C 23 23 04.56 +21 39 07.2 V 089
2021-08-22 23:21:04 C 23 23 04.33 +21 39 07.0 V 089
2021-08-22 23:24:33 C 23 23 04.06 +21 39 06.2 V 089
2021-08-22 23:28:02 C 23 23 03.83 +21 39 05.2 V 089
2021-08-23 23:11:39 C 23 21 35.21 +21 33 16.0 V 089
2021-08-23 23:15:08 C 23 21 34.94 +21 33 15.7 V 089
2021-08-23 23:18:37 C 23 21 34.73 +21 33 15.0 V 089
2021-08-23 23:22:06 C 23 21 34.52 +21 33 13.6 V 089
2021-08-23 23:25:35 C 23 21 34.26 +21 33 12.6 V 089
2021-08-23 23:29:04 C 23 21 34.03 +21 33 12.4 V 089
2021-08-23 23:32:33 C 23 21 33.81 +21 33 11.5 V 089
2021-08-23 23:36:02 C 23 21 33.56 +21 33 10.4 V 089
2021-08-23 23:39:31 C 23 21 33.34 +21 33 09.5 V 089
2021-08-23 23:43:00 C 23 21 33.11 +21 33 08.6 V 089
2021-08-24 08:06:11 C 23 21 01.71 +21 30 58.2 U I41
2021-08-24 08:07:40 C 23 21 01.61 +21 30 57.8 U I41
2021-08-24 23:12:04 C 23 20 03.89 +21 26 42.3 V 089
2021-08-24 23:15:33 C 23 20 03.59 +21 26 41.1 V 089
2021-08-24 23:19:02 C 23 20 03.38 +21 26 40.4 V 089
2021-08-24 23:22:31 C 23 20 03.16 +21 26 39.3 V 089
2021-08-24 23:26:00 C 23 20 02.94 +21 26 38.0 V 089
2021-08-24 23:29:29 C 23 20 02.70 +21 26 37.5 V 089
2021-08-24 23:32:58 C 23 20 02.48 +21 26 36.1 V 089
2021-08-24 23:36:27 C 23 20 02.24 +21 26 35.6 V 089
2021-08-24 23:39:56 C 23 20 02.00 +21 26 34.1 V 089
2021-08-25 12:53:09 C 23 19 10.88 +21 22 45.2 V T05
2021-08-25 13:34:42 C 23 19 08.03 +21 22 32.1 V T05
2021-08-25 13:39:47 C 23 19 07.68 +21 22 30.4 V T05
2021-08-25 14:20:52 C 23 19 04.88 +21 22 17.3 V T05
2021-08-25 23:14:39 C 23 18 31.02 +21 19 26.0 V 089
2021-08-25 23:18:08 C 23 18 30.79 +21 19 24.4 V 089
2021-08-25 23:21:37 C 23 18 30.56 +21 19 23.5 V 089
2021-08-25 23:25:06 C 23 18 30.33 +21 19 22.7 V 089
2021-08-25 23:28:35 C 23 18 30.09 +21 19 21.4 V 089
2021-08-25 23:32:04 C 23 18 29.79 +21 19 20.1 V 089
2021-08-25 23:35:33 C 23 18 29.62 +21 19 18.8 V 089
2021-08-25 23:39:02 C 23 18 29.36 +21 19 18.0 V 089
2021-08-25 23:42:31 C 23 18 29.13 +21 19 17.0 V 089
2021-08-25 23:46:00 C 23 18 28.91 +21 19 15.8 V 089
2021-08-27 09:04:51 C 23 16 18.22 +21 08 04.9 V 703
2021-08-27 09:12:52 C 23 16 17.66 +21 08 02.2 V 703
2021-08-27 09:20:54 C 23 16 17.10 +21 07 59.1 V 703
2021-08-27 09:28:55 C 23 16 16.55 +21 07 56.2 V 703
2021-08-27 10:25:16 C 23 16 13.35 +21 07 39.5 V T08
2021-08-27 10:27:56 C 23 16 13.16 +21 07 38.6 V T08
2021-08-27 10:31:54 C 23 16 12.88 +21 07 37.3 V T08
2021-08-27 16:42:20 C 23 15 48.71 +21 05 16.7 V N86
2021-08-27 16:54:49 C 23 15 47.83 +21 05 11.8 V N86