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
2016-08-11 20:14:51 C 01 56 04.95 +25 13 46.2 q D29
2016-08-12 03:20:33 C 01 56 18.22 +25 16 04.9 V 160
2016-08-12 03:23:23 C 01 56 18.29 +25 16 06.0 V 160
2016-08-12 03:26:12 C 01 56 18.36 +25 16 07.0 V 160
2016-08-13 01:00:45 C 01 56 57.75 +25 23 08.5 q 160
2016-08-13 01:03:42 C 01 56 57.81 +25 23 09.0 q 160
2016-08-13 01:06:42 C 01 56 57.91 +25 23 10.5 q 160
2016-08-14 00:52:57 C 01 57 39.03 +25 30 43.8 V 160
2016-08-14 00:55:42 C 01 57 39.08 +25 30 44.8 V 160
2016-08-14 00:58:26 C 01 57 39.19 +25 30 45.7 V 160
2016-08-22 07:29:20 C 02 01 53.32 +26 25 47.0 u H21
2016-08-22 07:35:11 C 02 01 53.39 +26 25 48.5 u H21
2016-08-22 07:41:02 C 02 01 53.46 +26 25 49.6 u H21
2016-08-22 07:48:03 C 02 01 53.53 +26 25 51.6 u H21
2016-08-22 23:46:10 C 02 02 06.71 +26 29 35.4 q 160
2016-08-22 23:49:14 C 02 02 06.75 +26 29 36.1 q 160
2016-08-22 23:52:17 C 02 02 06.80 +26 29 37.2 q 160
2016-08-26 13:39:12 C 02 02 56.38 +26 47 55.8 L T05
2016-08-26 13:41:25 C 02 02 56.43 +26 47 56.3 L T05
2016-08-26 14:18:35 C 02 02 56.55 +26 48 02.9 L T05
2016-08-26 14:40:33 C 02 02 56.66 +26 48 07.1 L T05
2016-09-06 12:59:24 C 02 01 38.37 +27 20 49.6 L T05
2016-09-06 13:17:11 C 02 01 38.02 +27 20 50.5 L T05
2016-09-06 13:43:30 C 02 01 37.51 +27 20 52.0 L T05
2016-09-06 13:59:00 C 02 01 37.16 +27 20 52.3 L T05
2016-09-06 14:23:33 C 02 01 36.75 +27 20 53.6 L T05
2016-09-06 20:09:43 C 02 01 30.86 +27 21 07.5 q D29
2016-09-06 20:50:27 C 02 01 30.07 +27 21 09.1 q D29
2016-09-10 09:02:03 C 01 59 44.16 +27 22 37.1 q 703
2016-09-10 09:09:16 C 01 59 43.95 +27 22 37.1 q 703
2016-09-10 09:16:31 C 01 59 43.76 +27 22 37.2 q 703
2016-09-10 09:23:46 C 01 59 43.55 +27 22 36.8 q 703
2016-09-22 04:12:52 C 01 49 09.90 +26 49 41.0 o Z22
2016-09-22 04:23:32 C 01 49 09.35 +26 49 37.4 o Z22
2016-09-22 12:28:48 C 01 48 45.50 +26 47 46.9 L T05
2016-09-22 12:47:17 C 01 48 44.53 +26 47 42.5 L T05
2016-09-22 13:17:07 C 01 48 42.96 +26 47 35.7 L T05
2016-09-22 13:24:59 C 01 48 42.55 +26 47 33.1 L T05
2016-09-25 09:23:27 C 01 45 08.72 +26 29 22.1 q 703
2016-09-25 09:49:32 C 01 45 07.15 +26 29 12.8 q 703
2016-09-28 00:56:36 C 01 41 31.58 +26 08 39.4 c A24
2016-09-28 00:57:40 C 01 41 31.50 +26 08 38.9 c A24
2016-09-28 01:58:25 C 01 41 27.75 +26 08 17.3 c A24
2016-09-28 01:59:29 C 01 41 27.70 +26 08 17.0 c A24
2016-09-28 23:33:59 C 01 40 10.74 +26 00 26.1 c A24
2016-09-28 23:35:01 C 01 40 10.68 +26 00 25.8 c A24
2016-09-30 11:42:50 C 01 37 57.48 +25 46 26.7 L T05
2016-09-30 11:59:18 C 01 37 56.46 +25 46 20.4 L T05
2016-09-30 12:03:38 C 01 37 56.18 +25 46 18.4 L T05
2016-09-30 12:27:06 C 01 37 54.64 +25 46 09.0 L T05