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
2025-12-15 13:51:14 C 09 38 14.312 +01 33 17.93 X F51
2025-12-15 14:26:08 C 09 38 15.690 +01 32 47.72 X F51
2025-12-16 02:17:22 B 09 38 46.183 +01 22 29.75 X J51
2025-12-16 02:26:31 B 09 38 46.630 +01 22 21.68 X J51
2025-12-16 02:38:08 B 09 38 47.028 +01 22 10.85 X J51
2025-12-17 10:05:10 C 09 40 04.732 +00 54 40.79 V 703
2025-12-17 10:08:26 C 09 40 04.854 +00 54 37.91 V 703
2025-12-17 10:11:41 C 09 40 04.987 +00 54 35.03 V 703
2025-12-17 10:14:58 C 09 40 05.084 +00 54 32.08 V 703
2025-12-18 01:13:37 B 09 40 41.398 +00 41 18.85 V R71
2025-12-18 01:26:20 B 09 40 41.892 +00 41 07.98 V R71
2025-12-18 01:38:32 B 09 40 42.360 +00 40 57.18 V R71
2025-12-18 01:54:18 C 09 40 42.749 +00 40 57.11 V M22
2025-12-18 01:56:15 C 09 40 42.806 +00 40 55.24 V M22
2025-12-18 02:01:33 C 09 40 43.008 +00 40 50.30 V M22
2025-12-18 02:04:00 C 09 40 43.104 +00 40 48.50 V M22
2025-12-18 18:57:33 C 09 41 23.07 +00 25 36.9 V D29
2025-12-18 19:17:53 C 09 41 23.81 +00 25 18.8 V D29
2025-12-18 19:38:14 C 09 41 24.54 +00 25 00.7 V D29
2025-12-19 01:40:49 B 09 41 38.868 +00 19 36.98 V R71
2025-12-19 01:50:57 B 09 41 39.233 +00 19 28.09 V R71
2025-12-19 02:01:03 B 09 41 39.583 +00 19 18.95 V R71
2025-12-19 08:47:07 C 09 41 55.324 +00 13 17.47 V 703
2025-12-19 08:50:23 C 09 41 55.424 +00 13 14.63 V 703
2025-12-19 08:53:39 C 09 41 55.576 +00 13 11.82 V 703
2025-12-19 08:56:55 C 09 41 55.676 +00 13 08.94 V 703
2025-12-20 07:26:42 C 09 42 46.414 -00 06 48.92 V W68
2025-12-20 07:30:39 C 09 42 46.495 -00 06 52.42 V W68
2025-12-20 07:39:26 C 09 42 46.846 -00 07 00.16 V W68
2025-12-20 08:05:06 C 09 42 47.678 -00 07 23.27 V W68
2025-12-20 08:22:52 C 09 42 48.278 -00 07 39.32 V W68
2025-12-21 09:35:47 C 09 43 43.658 -00 30 40.54 V 703
2025-12-21 09:39:06 C 09 43 43.756 -00 30 43.63 V 703
2025-12-21 09:42:24 C 09 43 43.864 -00 30 46.30 V 703
2025-12-21 09:45:43 C 09 43 43.979 -00 30 49.54 V 703
2025-12-26 06:41:34 C 09 47 33.163 -02 18 52.70 V W68
2025-12-26 06:45:29 C 09 47 33.240 -02 18 56.34 V W68
2025-12-26 06:55:25 C 09 47 33.506 -02 19 05.74 V W68
2025-12-26 07:09:11 C 09 47 33.874 -02 19 18.91 V W68
2025-12-26 12:02:55 C 09 47 42.654 -02 24 07.38 X F51
2025-12-26 12:19:23 C 09 47 43.080 -02 24 23.03 X F51
2025-12-26 12:52:29 C 09 47 43.930 -02 24 54.37 X F51
2025-12-28 01:24:04 B 09 48 45.343 -02 59 44.30 V L65
2025-12-28 01:28:12 B 09 48 45.468 -02 59 48.41 V L65
2025-12-28 01:32:20 B 09 48 45.574 -02 59 52.76 V L65
2025-12-29 23:31:20 C 09 49 56.496 -03 43 52.43 V M22
2025-12-29 23:35:16 C 09 49 56.580 -03 43 56.21 V M22
2025-12-30 00:07:05 C 09 49 57.266 -03 44 27.17 V M22
2025-12-30 00:21:27 C 09 49 57.566 -03 44 41.28 V M22
2025-12-30 00:37:45 C 09 49 57.900 -03 44 56.87 V M22