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
2021-01-12 13:02:34 C 13 45 09.12 -23 23 25.5 V 703
2021-01-13 14:55:36 C 13 49 28.41 -23 48 55.4 V T08
2021-01-13 15:00:54 C 13 49 29.26 -23 49 00.6 V T08
2021-01-13 15:08:52 C 13 49 30.59 -23 49 08.5 V T08
2021-01-15 15:02:59 C 13 57 37.40 -24 35 33.1 V T05
2021-01-15 15:11:33 C 13 57 38.85 -24 35 41.3 V T05
2021-01-15 15:41:08 C 13 57 43.84 -24 36 10.0 V T05
2021-01-16 12:28:12 C 14 01 18.07 -24 55 56.9 V 703
2021-01-16 12:35:36 C 14 01 19.37 -24 56 04.2 V 703
2021-01-16 12:43:01 C 14 01 20.63 -24 56 11.6 V 703
2021-01-16 12:50:25 C 14 01 21.89 -24 56 18.5 V 703
2021-01-17 15:00:04 C 14 05 54.41 -25 20 50.0 V T08
2021-01-17 15:04:43 C 14 05 55.18 -25 20 53.9 V T08
2021-01-17 15:13:20 C 14 05 56.67 -25 21 01.9 V T08
2021-01-17 15:39:55 C 14 06 01.24 -25 21 27.0 V T08
2021-01-29 14:46:12 C 14 59 05.06 -29 19 43.5 V T08
2021-01-29 14:51:31 C 14 59 06.07 -29 19 46.7 V T08
2021-01-29 15:00:01 C 14 59 07.71 -29 19 52.6 V T08
2021-01-29 15:27:52 C 14 59 13.05 -29 20 13.1 V T08
2021-02-02 15:11:20 C 15 18 11.92 -30 23 35.3 V T08
2021-02-02 15:17:18 C 15 18 13.10 -30 23 39.1 V T08
2021-02-02 15:46:21 C 15 18 18.87 -30 23 56.8 V T08
2021-02-02 16:00:57 C 15 18 21.77 -30 24 05.9 V T08
2021-02-10 14:48:25 C 15 57 49.18 -31 59 23.3 V T08
2021-02-10 14:53:04 C 15 57 50.16 -31 59 25.0 V T08
2021-02-10 15:03:01 C 15 57 52.22 -31 59 29.1 V T08
2021-02-12 15:20:39 C 16 08 07.68 -32 16 18.6 V T05
2021-02-12 15:28:34 C 16 08 09.34 -32 16 21.3 V T05
2021-02-12 15:52:58 C 16 08 14.46 -32 16 29.2 V T05
2021-02-14 15:14:55 C 16 18 22.97 -32 29 52.7 V T08
2021-02-14 15:39:30 C 16 18 28.17 -32 29 59.1 V T08
2021-02-14 15:47:19 C 16 18 29.83 -32 30 01.0 V T08
2021-02-14 15:56:36 C 16 18 31.80 -32 30 03.2 V T08
2021-02-16 15:20:01 C 16 28 44.37 -32 40 17.4 V T05
2021-02-16 15:52:13 C 16 28 51.19 -32 40 23.5 V T05
2021-02-16 16:03:25 C 16 28 53.54 -32 40 26.0 V T05
2021-02-26 15:03:09 C 17 20 42.13 -32 42 40.9 V T08
2021-02-26 15:31:05 C 17 20 48.05 -32 42 37.3 V T08
2021-02-26 15:39:03 C 17 20 49.77 -32 42 35.6 V T08
2021-04-01 14:45:49 C 19 59 16.85 -23 49 44.0 V T05
2021-04-01 14:53:44 C 19 59 18.14 -23 49 35.9 V T05
2021-04-01 15:17:07 C 19 59 21.94 -23 49 12.6 V T05
2021-04-01 15:27:40 C 19 59 23.64 -23 49 01.9 V T05
2021-04-17 13:47:52 C 20 56 59.56 -16 52 19.0 V T05
2021-04-17 14:02:24 C 20 57 01.52 -16 52 02.7 V T05
2021-04-17 14:07:02 C 20 57 02.15 -16 51 57.3 V T05
2021-04-17 14:16:57 C 20 57 03.49 -16 51 46.2 V T05
2021-04-17 14:30:09 C 20 57 05.26 -16 51 31.4 V T05
2021-04-17 14:38:05 C 20 57 06.33 -16 51 22.4 V T05
2021-04-17 15:03:12 C 20 57 09.72 -16 50 53.7 V T05