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
2021-06-05 09:56:16 C 22 59 19.00 +04 41 27.3 V 703
2021-06-05 10:02:39 C 22 59 19.46 +04 41 33.4 V 703
2021-06-05 10:09:02 C 22 59 19.93 +04 41 39.4 V 703
2021-06-05 10:15:25 C 22 59 20.40 +04 41 46.0 V 703
2021-06-07 10:13:17 C 23 02 54.17 +05 28 46.8 V G96
2021-06-07 10:21:25 C 23 02 54.75 +05 28 54.7 V G96
2021-06-07 10:29:33 C 23 02 55.33 +05 29 02.7 V G96
2021-06-07 10:37:43 C 23 02 55.91 +05 29 10.6 V G96
2021-06-10 10:18:25 C 23 08 02.51 +06 38 08.3 V 703
2021-06-10 10:24:44 C 23 08 02.93 +06 38 14.4 V 703
2021-06-10 10:31:04 C 23 08 03.37 +06 38 20.9 V 703
2021-06-10 10:37:23 C 23 08 03.79 +06 38 26.7 V 703
2021-06-11 09:57:04 C 23 09 40.32 +07 00 32.4 U I41
2021-06-11 10:40:22 C 23 09 43.20 +07 01 13.7 U I41
2021-06-11 13:44:38 C 23 09 55.74 +07 04 10.3 V T08
2021-06-11 13:57:17 C 23 09 56.57 +07 04 22.2 V T08
2021-06-11 14:27:10 C 23 09 58.53 +07 04 50.6 V T08
2021-06-11 14:34:29 C 23 09 58.98 +07 04 57.3 V T08
2021-06-13 01:58:17 S 23 12 20.80 +07 38 06.7 L C51
2021-06-13 05:06:25 S 23 12 33.22 +07 41 01.9 L C51
2021-06-13 08:14:44 S 23 12 45.64 +07 43 57.2 L C51
2021-06-13 11:22:52 S 23 12 58.00 +07 46 52.0 L C51
2021-06-13 17:39:19 S 23 13 22.711 +07 52 40.69 L C51
2021-06-13 20:47:38 S 23 13 35.00 +07 55 35.1 L C51
2021-06-13 22:21:43 S 23 13 41.12 +07 57 02.3 L C51
2021-06-13 23:55:46 S 23 13 47.26 +07 58 28.8 L C51
2021-06-14 01:29:51 S 23 13 53.38 +07 59 55.6 L C51
2021-06-14 03:03:55 S 23 13 59.491 +08 01 22.26 L C51
2021-06-14 04:38:09 S 23 14 05.61 +08 02 49.6 L C51
2021-06-14 06:12:14 S 23 14 11.68 +08 04 15.9 L C51
2021-06-14 07:46:18 S 23 14 17.81 +08 05 42.5 L C51
2021-06-14 09:20:21 S 23 14 23.89 +08 07 09.4 L C51
2021-06-14 09:46:07 C 23 14 26.57 +08 07 30.4 V 703
2021-06-14 09:53:39 C 23 14 27.03 +08 07 37.5 V 703
2021-06-14 10:01:09 C 23 14 27.50 +08 07 44.5 V 703
2021-06-14 10:08:41 C 23 14 27.96 +08 07 51.5 V 703
2021-06-14 10:54:37 S 23 14 29.95 +08 08 36.5 L C51
2021-06-14 12:28:41 S 23 14 35.998 +08 10 03.14 L C51
2021-06-14 14:02:44 S 23 14 42.06 +08 11 29.5 L C51
2021-06-14 17:11:04 S 23 14 54.17 +08 14 22.7 L C51
2021-06-14 20:19:12 S 23 15 06.20 +08 17 15.0 L C51
2021-06-14 23:27:30 S 23 15 18.22 +08 20 07.8 L C51
2021-06-15 05:43:58 S 23 15 42.19 +08 25 52.5 L C51
2021-06-15 10:13:17 C 23 16 00.35 +08 29 55.4 U I41
2021-06-15 10:51:38 C 23 16 02.69 +08 30 30.5 U I41
2021-06-16 13:30:48 C 23 17 42.72 +08 54 45.6 V T08
2021-06-16 13:58:09 C 23 17 44.35 +08 55 10.4 V T08
2021-06-16 14:07:28 C 23 17 44.90 +08 55 18.8 V T08
2021-06-16 14:23:59 C 23 17 45.86 +08 55 33.7 V T08
2021-06-18 13:23:05 C 23 20 36.66 +09 37 37.7 V T05