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
2011-10-19 11:49:25 C 03 48 09.07 +27 25 36.5 r 703
2011-10-19 11:56:54 C 03 48 08.67 +27 25 34.6 r 703
2011-10-19 12:04:13 C 03 48 08.35 +27 25 32.1 r 703
2011-10-22 09:12:30 C 03 44 50.95 +27 06 26.3 c 704
2011-10-22 09:29:42 C 03 44 50.04 +27 06 21.7 c 704
2011-10-22 09:46:45 C 03 44 49.09 +27 06 16.3 c 704
2011-10-22 10:03:50 C 03 44 48.19 +27 06 11.1 c 704
2011-10-22 10:20:59 C 03 44 47.26 +27 06 05.8 c 704
2011-10-24 13:04:05 C 03 42 06.336 +26 50 15.81 L F51
2011-10-24 13:26:02 C 03 42 05.065 +26 50 08.46 L F51
2011-10-24 13:47:53 C 03 42 03.801 +26 50 01.13 L F51
2011-10-24 14:09:49 C 03 42 02.534 +26 49 53.69 L F51
2011-10-28 07:28:42 C 03 36 49.74 +26 18 02.7 c 704
2011-10-28 07:33:00 C 03 36 49.42 +26 18 00.3 r 703
2011-10-28 07:45:16 C 03 36 48.67 +26 17 55.5 r 703
2011-10-28 07:46:01 C 03 36 48.60 +26 17 55.7 c 704
2011-10-28 07:57:42 C 03 36 47.84 +26 17 50.8 r 703
2011-10-28 08:03:23 C 03 36 47.50 +26 17 49.4 c 704
2011-10-28 08:10:12 C 03 36 47.05 +26 17 46.2 r 703
2011-10-28 08:20:47 C 03 36 46.37 +26 17 42.7 c 704
2011-10-28 08:38:09 C 03 36 45.16 +26 17 37.2 c 704
2011-10-31 06:40:53 C 03 32 16.54 +25 49 08.3 o 691
2011-10-31 07:10:43 C 03 32 14.49 +25 48 55.7 o 691
2011-10-31 07:36:20 C 03 32 12.72 +25 48 44.9 o 691
2011-11-02 07:40:29 C 03 28 58.14 +25 27 30.0 c 704
2011-11-02 07:58:16 C 03 28 56.88 +25 27 22.3 c 704
2011-11-02 08:16:03 C 03 28 55.60 +25 27 13.8 c 704
2011-11-02 08:33:50 C 03 28 54.32 +25 27 05.5 c 704
2011-11-02 08:51:46 C 03 28 53.04 +25 26 57.1 c 704
2011-11-15 07:45:46 C 03 06 18.181 +22 40 46.35 L F51
2011-11-15 07:48:05 C 03 06 17.42 +22 40 43.3 r 703
2011-11-15 07:48:56 C 03 06 17.35 +22 40 42.5 r 703
2011-11-15 07:55:19 C 03 06 16.92 +22 40 39.4 r 703
2011-11-15 07:56:07 C 03 06 16.81 +22 40 37.9 r 703
2011-11-15 08:02:36 C 03 06 16.30 +22 40 35.2 r 703
2011-11-15 08:03:25 C 03 06 16.23 +22 40 33.9 r 703
2011-11-15 08:03:31 C 03 06 16.832 +22 40 35.93 L F51
2011-11-15 08:10:00 C 03 06 15.76 +22 40 30.3 r 703
2011-11-15 08:10:50 C 03 06 15.69 +22 40 29.4 r 703
2011-11-17 07:19:43 C 03 02 50.06 +22 12 09.1 r G96
2011-11-17 07:32:38 C 03 02 49.12 +22 12 01.2 r G96
2011-11-17 07:45:40 C 03 02 48.12 +22 11 53.3 r G96
2011-11-17 07:58:41 C 03 02 47.14 +22 11 45.3 r G96
2011-11-17 09:05:05 C 03 02 42.18 +22 11 04.2 c 704
2011-11-17 09:23:07 C 03 02 40.84 +22 10 53.2 c 704
2011-11-17 09:41:35 C 03 02 39.48 +22 10 41.9 c 704
2011-11-17 09:59:41 C 03 02 38.14 +22 10 30.7 c 704
2011-11-17 10:17:48 C 03 02 36.82 +22 10 19.6 c 704
2011-11-22 07:02:25 C 02 54 27.862 +20 58 43.69 L F51
2011-11-22 07:18:54 C 02 54 26.671 +20 58 33.15 L F51