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
2020-12-01 15:03:18 C 11 25 44.78 -05 45 04.6 V T08
2020-12-01 15:28:42 C 11 25 47.73 -05 45 30.3 V T08
2020-12-01 15:39:23 C 11 25 48.99 -05 45 41.4 V T08
2020-12-03 01:32:39 C 11 29 51.58 -06 19 53.3 V 221
2020-12-03 01:48:28 C 11 29 53.53 -06 20 09.7 V 221
2020-12-03 14:41:33 C 11 31 26.03 -06 33 21.5 V T05
2020-12-03 14:46:10 C 11 31 26.61 -06 33 26.4 V T05
2020-12-03 14:57:29 C 11 31 27.92 -06 33 37.4 V T05
2020-12-03 15:34:29 C 11 31 32.28 -06 34 15.8 V T05
2020-12-04 11:15:11 C 11 33 54.40 -06 54 21.6 V 703
2020-12-04 11:31:13 C 11 33 56.37 -06 54 38.2 V 703
2020-12-04 11:39:13 C 11 33 57.32 -06 54 45.8 V 703
2020-12-07 13:59:50 C 11 43 00.36 -08 11 21.2 V T05
2020-12-07 14:05:06 C 11 43 01.02 -08 11 26.4 V T05
2020-12-07 14:13:04 C 11 43 01.95 -08 11 34.3 V T05
2020-12-07 14:37:40 C 11 43 04.96 -08 12 00.1 V T05
2020-12-09 15:06:17 C 11 49 04.52 -09 02 30.8 V T08
2020-12-09 15:07:37 C 11 49 04.69 -09 02 31.7 V T08
2020-12-09 15:13:37 C 11 49 05.40 -09 02 38.3 V T08
2020-12-09 15:14:17 C 11 49 05.52 -09 02 39.3 V T08
2020-12-09 15:36:07 C 11 49 08.19 -09 03 02.1 V T08
2020-12-09 15:38:07 C 11 49 08.43 -09 03 04.4 V T08
2020-12-09 15:42:07 C 11 49 08.91 -09 03 07.8 V T08
2020-12-09 15:46:47 C 11 49 09.48 -09 03 13.6 V T08
2020-12-10 15:17:15 C 11 52 05.59 -09 27 51.5 V T05
2020-12-10 15:23:12 C 11 52 06.35 -09 27 58.0 V T05
2020-12-10 15:37:50 C 11 52 08.14 -09 28 13.3 V T05
2020-12-10 15:51:46 C 11 52 09.83 -09 28 28.1 V T05
2020-12-11 15:07:30 C 11 55 05.31 -09 52 56.2 V T05
2020-12-11 15:15:25 C 11 55 06.28 -09 53 04.4 V T05
2020-12-11 15:43:43 C 11 55 09.78 -09 53 34.5 V T05
2020-12-11 15:51:39 C 11 55 10.77 -09 53 42.8 V T05
2020-12-12 12:23:12 C 11 57 46.49 -10 15 24.0 V 703
2020-12-12 12:31:15 C 11 57 47.51 -10 15 32.1 V 703
2020-12-12 12:39:18 C 11 57 48.52 -10 15 40.4 V 703
2020-12-12 12:47:21 C 11 57 49.46 -10 15 48.9 V 703
2020-12-15 10:54:24 C 12 06 48.41 -11 30 14.7 V 703
2020-12-15 11:02:03 C 12 06 49.45 -11 30 23.6 V 703
2020-12-15 11:09:43 C 12 06 50.37 -11 30 31.5 V 703
2020-12-15 11:17:22 C 12 06 51.34 -11 30 39.2 V 703
2020-12-15 14:17:36 C 12 07 14.73 -11 33 50.3 V T05
2020-12-15 14:23:33 C 12 07 15.47 -11 33 56.3 V T05
2020-12-15 14:31:28 C 12 07 16.51 -11 34 04.5 V T05
2020-12-15 14:51:17 C 12 07 19.01 -11 34 26.3 V T05
2020-12-16 12:01:47 C 12 10 04.03 -11 57 03.4 V 703
2020-12-16 12:09:53 C 12 10 05.05 -11 57 12.1 V 703
2020-12-16 12:17:59 C 12 10 06.06 -11 57 20.8 V 703
2020-12-16 12:26:05 C 12 10 07.16 -11 57 28.7 V 703
2020-12-19 11:19:56 C 12 19 27.69 -13 13 24.8 V 703
2020-12-19 11:28:01 C 12 19 28.80 -13 13 34.1 V 703