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
2009-08-05 20:55:23 C 22 59 11.425 +20 19 45.05 17.7 u A84
2009-08-05 20:58:48 C 22 59 11.239 +20 19 45.34 17.6 u A84
2009-08-05 21:02:15 C 22 59 11.056 +20 19 45.64 17.6 u A84
2009-08-05 21:05:43 C 22 59 10.868 +20 19 45.92 17.6 u A84
2009-08-05 21:09:06 C 22 59 10.676 +20 19 46.21 18.1 u A84
2009-08-05 21:12:34 C 22 59 10.479 +20 19 46.49 17.8 u A84
2009-08-05 21:15:59 C 22 59 10.298 +20 19 46.80 18.1 u A84
2009-08-05 21:19:25 C 22 59 10.111 +20 19 47.08 18.8 u A84
2009-08-05 21:22:54 C 22 59 09.914 +20 19 47.34 18.8 u A84
2009-08-05 21:26:23 C 22 59 09.727 +20 19 47.63 18.8 u A84
2009-08-06 20:07:56 C 22 57 58.224 +20 21 01.99 18.7 u A84
2009-08-06 20:11:23 C 22 57 58.026 +20 21 02.23 17.8 u A84
2009-08-06 20:14:49 C 22 57 57.832 +20 21 02.41 17.2 u A84
2009-08-06 20:21:37 C 22 57 57.451 +20 21 02.80 17.2 u A84
2009-08-06 20:25:04 C 22 57 57.256 +20 21 03.02 17.2 u A84
2009-08-06 20:28:30 C 22 57 57.065 +20 21 03.23 17.4 u A84
2009-08-06 20:31:55 C 22 57 56.878 +20 21 03.38 17.4 u A84
2009-08-06 20:35:21 C 22 57 56.676 +20 21 03.61 17.5 u A84
2009-08-06 20:38:46 C 22 57 56.487 +20 21 03.79 18.5 u A84
2009-08-06 20:42:08 C 22 57 56.294 +20 21 04.00 18.8 u A84
2009-08-06 20:45:34 C 22 57 56.106 +20 21 04.21 18.8 u A84
2009-08-06 20:48:59 C 22 57 55.910 +20 21 04.39 18.6 u A84
2009-08-06 20:52:25 C 22 57 55.717 +20 21 04.59 18.8 u A84
2009-08-06 20:55:52 C 22 57 55.529 +20 21 04.76 18.1 u A84
2009-08-06 23:22:42 C 22 57 46.98 +20 21 06.0 16.4 o 084
2009-08-06 23:26:07 C 22 57 46.85 +20 21 05.8 16.0 o 084
2009-08-06 23:53:37 C 22 57 45.27 +20 21 07.0 16.2 r 084
2009-08-06 23:56:58 C 22 57 45.11 +20 21 07.2 16.3 r 084
2009-08-07 21:58:26 C 22 56 33.453 +20 21 42.39 18.5 u A84
2009-08-07 22:01:53 C 22 56 33.254 +20 21 42.44 18.5 u A84
2009-08-07 22:05:21 C 22 56 33.051 +20 21 42.45 18.5 u A84
2009-08-07 22:08:48 C 22 56 32.838 +20 21 42.56 19.3 u A84
2009-08-07 22:12:15 C 22 56 32.625 +20 21 42.63 19.4 u A84
2009-08-07 22:15:42 C 22 56 32.436 +20 21 42.67 19.3 u A84
2009-08-07 22:19:10 C 22 56 32.222 +20 21 42.74 16.4 u A84
2009-08-07 22:22:37 C 22 56 32.022 +20 21 42.79 16.4 u A84
2009-08-07 22:26:06 C 22 56 31.814 +20 21 42.85 16.4 u A84
2009-08-07 22:29:32 C 22 56 31.609 +20 21 42.90 16.7 u A84
2009-08-07 22:32:59 C 22 56 31.400 +20 21 42.97 16.3 u A84
2009-08-07 22:36:30 C 22 56 31.181 +20 21 43.05 16.4 u A84
2009-08-07 22:39:59 C 22 56 30.976 +20 21 43.04 16.4 u A84
2009-08-07 22:43:26 C 22 56 30.789 +20 21 43.10 16.3 u A84
2009-08-07 22:46:53 C 22 56 30.575 +20 21 43.16 16.3 u A84
2009-08-07 23:41:09 C 22 56 27.31 +20 21 37.5 16.1 r 084
2009-08-07 23:44:27 C 22 56 27.12 +20 21 37.5 16.2 r 084
2009-08-08 22:12:46 C 22 55 11.55 +20 21 26.8 16.1 o 084
2009-08-08 22:16:03 C 22 55 11.35 +20 21 26.6 16.1 o 084
2009-08-11 00:02:54 C 22 52 16.112 +20 18 49.82 16.3 u A84
2009-08-11 00:04:47 C 22 52 15.993 +20 18 49.69 16.3 u A84
2009-08-11 00:06:57 C 22 52 15.853 +20 18 49.50 16.3 u A84