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
2013-12-26 17:06:44 C 09 08 19.95 +00 52 22.0 o D54
2013-12-26 17:10:26 C 09 08 19.86 +00 52 19.0 o D54
2013-12-26 17:12:00 C 09 08 19.91 +00 52 17.8 o D54
2013-12-26 17:13:32 C 09 08 19.83 +00 52 17.1 o D54
2013-12-26 17:34:22 C 09 08 19.72 +00 51 59.2 o D54
2013-12-29 16:28:36 C 09 07 59.52 -00 05 22.8 q D29
2013-12-29 17:04:24 C 09 07 59.13 -00 05 51.9 q D29
2013-12-29 17:40:11 C 09 07 58.71 -00 06 21.2 q D29
2013-12-30 21:45:07 C 09 07 42.92 -00 29 16.1 16.3 q 119
2013-12-30 21:48:48 C 09 07 42.88 -00 29 19.0 16.3 q 119
2013-12-30 21:52:28 C 09 07 42.83 -00 29 21.9 16.3 q 119
2013-12-30 21:56:09 C 09 07 42.78 -00 29 25.1 16.3 q 119
2013-12-30 21:59:49 C 09 07 42.73 -00 29 27.9 16.3 q 119
2013-12-30 22:58:37 C 09 07 41.91 -00 30 15.8 16.2 q 119
2013-12-30 23:02:17 C 09 07 41.86 -00 30 19.0 16.2 q 119
2013-12-30 23:05:59 C 09 07 41.81 -00 30 22.0 16.2 q 119
2014-01-04 07:41:28 C 09 06 02.55 -01 55 54.9 R G45
2014-01-04 07:41:51 C 09 06 02.52 -01 55 55.9 R G45
2014-01-04 08:00:49 C 09 06 02.05 -01 56 11.3 R G45
2014-01-04 08:19:51 C 09 06 01.59 -01 56 27.0 R G45
2014-01-04 08:21:15 C 09 06 01.54 -01 56 28.1 R G45
2014-01-04 08:39:52 C 09 06 01.09 -01 56 43.3 R G45
2014-01-04 08:40:56 C 09 06 01.04 -01 56 44.4 R G45
2014-01-04 08:59:50 C 09 06 00.60 -01 56 59.5 R G45
2014-01-04 09:19:05 C 09 06 00.09 -01 57 15.5 R G45
2014-01-04 09:58:09 C 09 05 59.14 -01 57 47.4 R G45
2014-01-04 10:16:03 C 09 05 58.70 -01 58 01.9 R G45
2014-01-04 10:35:04 C 09 05 58.20 -01 58 17.7 R G45
2014-01-04 10:53:13 C 09 05 57.78 -01 58 32.6 R G45
2014-01-04 11:11:51 C 09 05 57.30 -01 58 47.8 R G45
2014-01-05 04:34:11 C 09 05 35.12 -02 12 44.0 u X14
2014-01-05 04:41:58 C 09 05 34.90 -02 12 50.1 u X14
2014-01-05 04:49:14 C 09 05 34.73 -02 12 56.9 u X14
2014-01-05 05:05:20 C 09 05 34.26 -02 13 09.8 u X14
2014-01-09 12:21:18 C 09 02 39.769 -03 37 38.06 L F51
2014-01-09 12:41:56 C 09 02 38.988 -03 37 54.81 L F51
2014-01-09 13:02:38 C 09 02 38.214 -03 38 10.61 L F51
2014-01-09 13:23:19 C 09 02 37.419 -03 38 28.35 L F51
2014-01-09 20:49:10 C 09 02 23.15 -03 44 35.6 o C41
2014-01-09 21:01:01 C 09 02 22.71 -03 44 45.2 o C41
2014-01-09 21:04:07 C 09 02 22.56 -03 44 47.8 o C41
2014-01-09 21:09:20 C 09 02 22.40 -03 44 51.5 o C41
2014-01-10 09:45:59 C 09 01 55.49 -03 55 00.9 V G45
2014-01-10 10:05:26 C 09 01 54.74 -03 55 17.1 V G45
2014-01-10 10:30:38 C 09 01 53.75 -03 55 37.3 V G45
2014-01-10 10:53:19 C 09 01 52.86 -03 55 55.8 V G45
2014-01-11 06:42:00 C 09 01 10.51 -04 11 53.7 q 703
2014-01-11 06:50:49 C 09 01 10.17 -04 12 00.1 q 703
2014-01-11 06:59:38 C 09 01 09.80 -04 12 07.7 q 703
2014-01-14 06:05:43 C 08 58 14.47 -05 08 50.0 u H21