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
2021-07-08 13:47:46 C 23 42 13.30 +16 01 06.7 V T05
2021-07-08 13:52:28 C 23 42 13.42 +16 01 09.9 V T05
2021-07-08 14:26:52 C 23 42 14.29 +16 01 34.1 V T05
2021-07-09 09:01:36 C 23 42 46.24 +16 14 23.2 V 703
2021-07-09 09:09:11 C 23 42 46.44 +16 14 28.6 V 703
2021-07-09 09:16:44 C 23 42 46.62 +16 14 33.9 V 703
2021-07-09 09:24:17 C 23 42 46.85 +16 14 39.5 V 703
2021-07-10 12:40:08 C 23 43 30.25 +16 33 18.1 V T08
2021-07-10 12:44:10 C 23 43 30.34 +16 33 20.9 V T08
2021-07-10 12:48:09 C 23 43 30.42 +16 33 23.7 V T08
2021-07-10 12:55:28 C 23 43 30.59 +16 33 28.7 V T08
2021-07-14 10:09:38 C 23 45 32.83 +17 34 07.8 U I41
2021-07-14 11:00:08 C 23 45 33.58 +17 34 39.7 U I41
2021-07-16 09:39:46 C 23 46 19.18 +18 03 15.0 U I41
2021-07-16 10:39:31 C 23 46 19.84 +18 03 51.3 U I41
2021-07-16 16:58:49 C 23 46 25.23 +18 07 36.7 q Q21
2021-07-16 17:06:23 C 23 46 25.30 +18 07 41.2 q Q21
2021-07-18 11:36:20 C 23 46 55.94 +18 32 31.5 V T08
2021-07-18 11:40:59 C 23 46 55.98 +18 32 34.1 V T08
2021-07-18 11:45:43 C 23 46 56.01 +18 32 36.9 V T08
2021-07-18 12:12:12 C 23 46 56.20 +18 32 52.2 V T08
2021-07-20 12:51:44 C 23 47 19.43 +18 59 53.6 V T05
2021-07-20 12:55:02 C 23 47 19.44 +18 59 55.5 V T05
2021-07-20 13:00:31 C 23 47 19.44 +18 59 58.4 V T05
2021-07-20 13:07:48 C 23 47 19.46 +19 00 02.5 V T05
2021-07-22 12:30:10 C 23 47 30.50 +19 24 54.7 V T08
2021-07-22 12:32:49 C 23 47 30.50 +19 24 56.0 V T08
2021-07-22 12:40:40 C 23 47 30.48 +19 24 59.9 V T08
2021-07-22 13:24:26 C 23 47 30.37 +19 25 23.1 V T08
2021-07-23 00:48:06 C 23 47 31.17 +19 31 01.8 V 089
2021-07-23 00:53:26 C 23 47 31.16 +19 31 03.9 V 089
2021-07-23 00:58:46 C 23 47 31.12 +19 31 07.2 V 089
2021-07-23 01:01:26 C 23 47 31.09 +19 31 08.7 V 089
2021-07-23 01:06:46 C 23 47 31.11 +19 31 11.1 V 089
2021-07-26 11:50:22 C 23 47 16.32 +20 10 24.5 V T08
2021-07-26 11:53:01 C 23 47 16.27 +20 10 25.6 V T08
2021-07-26 11:57:00 C 23 47 16.24 +20 10 27.2 V T08
2021-07-26 12:05:42 C 23 47 16.14 +20 10 31.0 V T08
2021-07-29 00:57:19 C 23 46 40.40 +20 36 00.7 V 089
2021-07-29 01:00:00 C 23 46 40.39 +20 36 02.3 V 089
2021-07-29 01:02:41 C 23 46 40.32 +20 36 02.8 V 089
2021-07-29 01:05:22 C 23 46 40.26 +20 36 03.9 V 089
2021-07-30 07:41:30 C 23 46 15.16 +20 47 48.8 q U55
2021-07-30 07:51:56 C 23 46 15.01 +20 47 52.5 q U55
2021-07-30 13:44:54 C 23 46 08.82 +20 50 11.9 V T08
2021-07-30 13:55:17 C 23 46 08.61 +20 50 15.8 V T08
2021-07-30 14:01:33 C 23 46 08.48 +20 50 17.9 V T08
2021-07-30 14:26:31 C 23 46 07.97 +20 50 27.1 V T08
2021-07-30 14:58:31 C 23 46 07.32 +20 50 38.6 V T08
2021-07-31 01:25:54 C 23 45 57.18 +20 54 19.4 V 089