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
2021-06-18 13:31:02 C 23 20 37.10 +09 37 44.5 V T05
2021-06-18 13:48:15 C 23 20 38.07 +09 38 00.1 V T05
2021-06-21 13:19:38 C 23 24 43.947 +10 40 34.52 U F51
2021-06-21 13:37:30 C 23 24 44.883 +10 40 50.00 U F51
2021-06-21 13:55:17 C 23 24 45.814 +10 41 05.43 U F51
2021-06-21 14:16:06 C 23 24 46.90 +10 41 23.5 V T05
2021-06-21 14:22:06 C 23 24 47.21 +10 41 28.6 V T05
2021-06-21 14:29:23 C 23 24 47.59 +10 41 35.0 V T05
2021-06-21 14:46:42 C 23 24 48.49 +10 41 50.0 V T05
2021-06-22 13:45:04 C 23 26 03.92 +11 01 32.1 V T05
2021-06-22 13:50:21 C 23 26 04.18 +11 01 36.7 V T05
2021-06-22 14:00:05 C 23 26 04.67 +11 01 45.0 V T05
2021-06-22 14:35:18 C 23 26 06.46 +11 02 15.4 V T05
2021-06-23 12:24:20 C 23 27 16.56 +11 20 47.0 V T08
2021-06-23 12:30:19 C 23 27 16.86 +11 20 52.2 V T08
2021-06-23 12:40:56 C 23 27 17.38 +11 21 01.2 V T08
2021-06-23 13:00:10 C 23 27 18.36 +11 21 17.5 V T08
2021-06-24 13:20:39 C 23 28 34.11 +11 41 46.5 V T08
2021-06-24 13:25:36 C 23 28 34.35 +11 41 50.6 V T08
2021-06-24 13:34:56 C 23 28 34.79 +11 41 58.1 V T08
2021-06-24 13:52:13 C 23 28 35.63 +11 42 13.0 V T08
2021-06-26 13:30:45 C 23 30 57.97 +12 21 39.3 V T05
2021-06-26 13:31:30 C 23 30 58.02 +12 21 40.1 V T05
2021-06-26 13:44:04 C 23 30 58.58 +12 21 50.3 V T05
2021-06-26 13:49:33 C 23 30 58.85 +12 21 54.8 V T05
2021-06-27 09:39:58 C 23 31 55.80 +12 38 02.4 V 703
2021-06-27 09:47:35 C 23 31 56.16 +12 38 08.7 V 703
2021-06-27 09:55:12 C 23 31 56.50 +12 38 15.1 V 703
2021-06-27 10:02:50 C 23 31 56.85 +12 38 21.2 V 703
2021-06-28 13:50:54 C 23 33 13.93 +13 00 49.0 V T08
2021-06-28 13:53:33 C 23 33 14.03 +13 00 51.0 V T08
2021-06-28 14:27:50 C 23 33 15.47 +13 01 18.6 V T08
2021-06-28 14:46:16 C 23 33 16.24 +13 01 33.5 V T08
2021-07-02 13:52:22 C 23 37 17.88 +14 15 54.1 V T08
2021-07-02 13:57:31 C 23 37 18.07 +14 15 58.0 V T08
2021-07-02 14:10:18 C 23 37 18.52 +14 16 07.8 V T08
2021-07-02 14:38:07 C 23 37 19.52 +14 16 29.0 V T08
2021-07-05 09:56:27 C 23 39 48.73 +15 06 45.1 U I41
2021-07-05 10:51:21 C 23 39 50.46 +15 07 25.8 U I41
2021-07-06 13:40:17 C 23 40 44.38 +15 26 58.1 V T08
2021-07-06 13:45:42 C 23 40 44.53 +15 27 02.2 V T08
2021-07-06 14:21:17 C 23 40 45.56 +15 27 27.9 V T08
2021-07-06 14:37:23 C 23 40 46.03 +15 27 39.5 V T08
2021-07-07 10:10:26 C 23 41 23.63 +15 41 35.5 U I41
2021-07-07 10:55:56 C 23 41 24.91 +15 42 08.0 U I41
2021-07-08 09:49:14 C 23 42 06.48 +15 58 17.0 V 703
2021-07-08 09:55:53 C 23 42 06.65 +15 58 21.6 V 703
2021-07-08 10:02:33 C 23 42 06.83 +15 58 26.3 V 703
2021-07-08 10:09:12 C 23 42 07.01 +15 58 31.4 V 703
2021-07-08 13:43:09 C 23 42 13.18 +16 01 03.4 V T05