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
2021-08-08 23:48:41 C 23 40 05.91 +21 50 12.7 V 089
2021-08-08 23:51:23 C 23 40 05.80 +21 50 13.0 V 089
2021-08-08 23:54:05 C 23 40 05.68 +21 50 13.3 V 089
2021-08-08 23:56:47 C 23 40 05.60 +21 50 14.1 V 089
2021-08-08 23:59:29 C 23 40 05.48 +21 50 14.6 V 089
2021-08-09 00:02:11 C 23 40 05.36 +21 50 15.0 V 089
2021-08-09 00:04:53 C 23 40 05.25 +21 50 15.6 V 089
2021-08-09 00:07:35 C 23 40 05.13 +21 50 15.8 V 089
2021-08-09 11:55:48 C 23 39 38.49 +21 52 08.0 V T05
2021-08-09 12:00:26 C 23 39 38.29 +21 52 08.7 V T05
2021-08-09 12:04:30 C 23 39 38.12 +21 52 09.3 V T05
2021-08-09 12:14:23 C 23 39 37.70 +21 52 10.7 V T05
2021-08-10 23:35:51 C 23 38 13.32 +21 56 29.2 o Z22
2021-08-10 23:42:31 C 23 38 13.02 +21 56 29.8 o Z22
2021-08-11 12:49:14 C 23 37 39.03 +21 57 51.2 V T08
2021-08-11 12:53:14 C 23 37 38.85 +21 57 51.6 V T08
2021-08-11 13:04:29 C 23 37 38.32 +21 57 52.5 V T08
2021-08-11 13:19:41 C 23 37 37.60 +21 57 53.8 V T08
2021-08-11 23:58:00 C 23 37 10.20 +21 58 40.3 V 089
2021-08-12 00:03:24 C 23 37 09.94 +21 58 40.9 V 089
2021-08-12 00:06:06 C 23 37 09.81 +21 58 41.0 V 089
2021-08-12 00:08:48 C 23 37 09.70 +21 58 41.4 V 089
2021-08-12 00:11:30 C 23 37 09.55 +21 58 41.4 V 089
2021-08-12 00:14:12 C 23 37 09.43 +21 58 41.6 V 089
2021-08-12 00:16:54 C 23 37 09.30 +21 58 42.2 V 089
2021-08-12 00:19:36 C 23 37 09.18 +21 58 42.2 V 089
2021-08-12 00:22:18 C 23 37 09.06 +21 58 42.3 V 089
2021-08-14 13:43:52 C 23 34 18.376 +22 01 27.38 U F51
2021-08-14 14:02:34 C 23 34 17.379 +22 01 27.41 U F51
2021-08-14 14:21:21 C 23 34 16.385 +22 01 27.39 U F51
2021-08-14 14:40:05 C 23 34 15.400 +22 01 27.26 U F51
2021-08-15 10:40:04 C 23 33 16.88 +22 01 22.9 V T08
2021-08-15 10:42:43 C 23 33 16.73 +22 01 22.8 V T08
2021-08-15 11:29:32 C 23 33 14.17 +22 01 22.3 V T08
2021-08-15 11:34:51 C 23 33 13.88 +22 01 22.3 V T08
2021-08-15 23:34:21 C 23 32 37.11 +22 00 58.1 V 089
2021-08-15 23:37:03 C 23 32 36.96 +22 00 58.0 V 089
2021-08-15 23:39:45 C 23 32 36.81 +22 00 57.9 V 089
2021-08-15 23:42:27 C 23 32 36.66 +22 00 57.9 V 089
2021-08-15 23:45:09 C 23 32 36.51 +22 00 57.8 V 089
2021-08-15 23:47:51 C 23 32 36.37 +22 00 57.7 V 089
2021-08-15 23:50:33 C 23 32 36.23 +22 00 57.7 V 089
2021-08-15 23:53:15 C 23 32 36.08 +22 00 57.5 V 089
2021-08-15 23:55:57 C 23 32 35.93 +22 00 57.4 V 089
2021-08-16 00:36:56 C 23 32 33.70 +22 00 56.0 V 089
2021-08-16 13:29:01 C 23 31 53.481 +22 00 32.09 U F51
2021-08-16 13:43:36 C 23 31 52.653 +22 00 31.27 U F51
2021-08-16 13:57:58 C 23 31 51.869 +22 00 31.45 U F51
2021-08-16 14:12:17 C 23 31 51.036 +22 00 29.67 U F51
2021-08-16 23:19:52 C 23 31 22.73 +21 59 54.6 V 089