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
2020-10-20 11:23:29 C 09 34 10.75 +08 58 56.7 V 703
2020-10-20 11:29:20 C 09 34 11.33 +08 58 50.7 V 703
2020-10-20 11:35:11 C 09 34 11.95 +08 58 47.5 V 703
2020-10-20 11:41:01 C 09 34 12.50 +08 58 42.1 V 703
2020-10-20 14:26:46 C 09 34 30.069 +08 56 43.69 U F51
2020-10-20 14:39:49 C 09 34 31.436 +08 56 34.23 U F51
2020-10-20 14:52:49 C 09 34 32.793 +08 56 24.79 U F51
2020-10-21 11:43:01 C 09 36 44.69 +08 41 10.3 U I41
2020-10-21 12:28:41 C 09 36 49.47 +08 40 37.0 U I41
2020-10-22 14:40:49 C 09 39 35.481 +08 21 18.47 U F52
2020-10-22 14:47:17 C 09 39 36.157 +08 21 13.73 U F52
2020-10-22 14:53:44 C 09 39 36.835 +08 21 08.93 U F52
2020-10-22 15:00:12 C 09 39 37.510 +08 21 04.16 U F52
2020-10-23 11:27:09 C 09 41 47.23 +08 05 48.9 U I41
2020-10-23 11:27:48 C 09 41 47.30 +08 05 48.4 U I41
2020-10-23 12:10:50 C 09 41 51.82 +08 05 16.3 U I41
2020-10-31 14:53:26 C 10 02 33.95 +05 33 53.1 V T08
2020-10-31 15:12:38 C 10 02 35.99 +05 33 39.4 V T08
2020-10-31 15:17:16 C 10 02 36.54 +05 33 34.8 V T08
2020-10-31 15:26:42 C 10 02 37.55 +05 33 26.7 V T08
2020-11-11 11:15:14 C 10 30 45.35 +01 53 44.1 V 703
2020-11-11 11:21:44 C 10 30 46.10 +01 53 37.7 V 703
2020-11-11 11:28:15 C 10 30 46.76 +01 53 31.7 V 703
2020-11-11 11:34:46 C 10 30 47.50 +01 53 26.9 V 703
2020-11-16 11:25:29 C 10 44 02.25 +00 05 30.0 V 703
2020-11-16 11:33:07 C 10 44 02.95 +00 05 22.8 V 703
2020-11-16 11:40:45 C 10 44 03.86 +00 05 15.9 V 703
2020-11-17 11:55:50 C 10 46 46.12 -00 17 02.2 V 703
2020-11-17 12:03:36 C 10 46 46.99 -00 17 10.1 V 703
2020-11-17 12:11:21 C 10 46 47.86 -00 17 17.2 V 703
2020-11-17 12:19:06 C 10 46 48.72 -00 17 24.0 V 703
2020-11-17 14:40:10 C 10 47 04.54 -00 19 33.2 V T05
2020-11-17 14:44:47 C 10 47 05.09 -00 19 37.4 V T05
2020-11-17 14:55:25 C 10 47 06.24 -00 19 47.2 V T05
2020-11-17 15:22:39 C 10 47 09.28 -00 20 12.7 V T05
2020-11-20 11:40:45 C 10 54 49.65 -01 24 01.3 V 703
2020-11-20 11:48:31 C 10 54 50.58 -01 24 08.2 V 703
2020-11-20 11:56:17 C 10 54 51.38 -01 24 16.3 V 703
2020-11-20 12:04:03 C 10 54 52.23 -01 24 23.1 V 703
2020-11-23 11:23:52 C 11 02 58.36 -02 32 18.2 V 703
2020-11-23 11:31:09 C 11 02 59.22 -02 32 25.3 V 703
2020-11-23 11:38:25 C 11 03 00.04 -02 32 33.0 V 703
2020-11-23 11:45:41 C 11 03 00.88 -02 32 39.3 V 703
2020-11-25 11:36:35 C 11 08 30.48 -03 18 55.7 V 703
2020-11-25 11:59:28 C 11 08 33.06 -03 19 19.7 V 703
2020-11-25 12:29:45 C 11 08 36.36 -03 19 49.3 V G96
2020-11-25 12:36:47 C 11 08 37.15 -03 19 56.4 V G96
2020-11-25 12:43:47 C 11 08 37.95 -03 20 03.0 V G96
2020-11-25 12:50:48 C 11 08 38.75 -03 20 09.9 V G96
2020-12-01 14:56:40 C 11 25 43.98 -05 44 58.1 V T08