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
2021-04-17 15:13:05 C 20 57 11.06 -16 50 43.6 V T05
2021-04-22 14:01:29 C 21 12 59.25 -14 34 22.7 V T05
2021-04-22 14:09:30 C 21 13 00.29 -14 34 13.4 V T05
2021-04-22 14:14:46 C 21 13 00.94 -14 34 07.4 V T05
2021-04-22 14:40:33 C 21 13 04.23 -14 33 37.9 V T05
2021-04-24 14:32:51 C 21 19 11.00 -13 38 23.3 V T08
2021-04-24 14:38:51 C 21 19 11.75 -13 38 16.7 V T08
2021-04-24 14:46:15 C 21 19 12.65 -13 38 08.2 V T08
2021-04-24 15:08:52 C 21 19 15.46 -13 37 42.4 V T08
2021-04-28 14:22:57 C 21 31 00.69 -11 47 39.9 V T08
2021-04-28 14:34:54 C 21 31 02.10 -11 47 26.0 V T08
2021-04-28 14:41:32 C 21 31 02.88 -11 47 18.6 V T08
2021-04-28 15:05:17 C 21 31 05.68 -11 46 51.3 V T08
2021-04-30 14:28:47 C 21 36 44.93 -10 52 08.7 V T05
2021-04-30 14:34:44 C 21 36 45.59 -10 52 02.0 V T05
2021-04-30 14:45:59 C 21 36 46.90 -10 51 49.3 V T05
2021-04-30 14:58:36 C 21 36 48.34 -10 51 34.7 V T05
2021-05-10 14:21:17 C 22 03 28.88 -06 17 55.5 V T08
2021-05-10 14:29:56 C 22 03 29.78 -06 17 45.8 V T08
2021-05-10 14:36:41 C 22 03 30.47 -06 17 38.1 V T08
2021-05-10 14:58:29 C 22 03 32.72 -06 17 13.7 V T08
2021-05-12 14:21:55 C 22 08 28.19 -05 23 55.2 V T05
2021-05-12 14:27:55 C 22 08 28.77 -05 23 48.4 V T05
2021-05-12 14:35:15 C 22 08 29.52 -05 23 40.3 V T05
2021-05-14 14:08:25 C 22 13 19.09 -04 30 33.8 V T08
2021-05-14 14:23:00 C 22 13 20.52 -04 30 17.6 V T08
2021-05-14 14:37:38 C 22 13 21.94 -04 30 01.2 V T08
2021-05-14 14:46:16 C 22 13 22.78 -04 29 51.8 V T08
2021-05-18 14:03:45 C 22 22 42.67 -02 44 44.8 V T08
2021-05-18 14:29:48 C 22 22 45.10 -02 44 16.5 V T08
2021-05-18 14:50:30 C 22 22 47.02 -02 43 53.9 V T08
2021-05-21 14:12:46 C 22 29 28.978 -01 26 25.30 U F51
2021-05-21 14:24:41 C 22 29 30.043 -01 26 12.48 U F51
2021-05-21 14:30:35 C 22 29 30.582 -01 26 05.95 U F51
2021-05-24 10:51:31 C 22 35 41.84 -00 13 00.7 V 703
2021-05-24 10:58:00 C 22 35 42.39 -00 12 54.1 V 703
2021-05-24 11:04:30 C 22 35 42.97 -00 12 46.9 V 703
2021-05-24 11:10:59 C 22 35 43.54 -00 12 40.4 V 703
2021-05-24 13:29:19 C 22 35 56.03 -00 10 11.7 V T05
2021-05-24 13:33:57 C 22 35 56.41 -00 10 06.5 V T05
2021-05-24 13:42:32 C 22 35 57.16 -00 09 57.4 V T05
2021-05-24 13:59:05 C 22 35 58.59 -00 09 39.9 V T05
2021-05-28 14:08:03 C 22 44 18.02 +01 31 14.4 V T05
2021-05-28 14:14:00 C 22 44 18.51 +01 31 20.5 V T05
2021-05-28 14:33:08 C 22 44 20.07 +01 31 40.6 V T05
2021-05-28 14:48:21 C 22 44 21.32 +01 31 56.3 V T05
2021-05-30 13:22:07 C 22 48 14.09 +02 19 58.8 V T08
2021-05-30 13:26:47 C 22 48 14.48 +02 20 03.6 V T08
2021-05-30 13:34:44 C 22 48 15.11 +02 20 11.5 V T08
2021-05-30 13:52:00 C 22 48 16.50 +02 20 29.1 V T08