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
1985-02-24 08:55:06 A 13 58 46.12 -42 26 49.3 808
1985-03-23 15:56:21 A 16 50 29.01 -51 06 19.8 474
1985-03-23 16:05:51 A 16 50 31.99 -51 06 19.0 474
1985-06-15 02:19:36 A 21 34 31.10 +05 26 16.4 491
1985-06-19 05:11:49 A 21 33 50.38 +07 33 33.9 A 801
1985-06-19 06:58:20 A 21 33 48.38 +07 35 44.3 A 801
1985-06-20 05:41:26 A 21 33 30.01 +08 03 05.2 A 801
1985-06-20 07:53:21 A 21 33 27.22 +08 05 43.8 A 801
1985-06-21 06:00:57 A 21 33 06.19 +08 31 37.2 A 801
1985-06-22 05:23:04 A 21 32 40.01 +08 58 12.9 A 801
1985-07-13 23:44:59 A 21 09 52.36 +15 13 07.1 026
1985-07-19 23:21:59 A 21 00 37.79 +15 35 48.9 15.2 026
1985-07-23 23:37:59 A 20 54 16.98 +15 31 29.0 026
1985-07-25 00:49:00 A 20 52 38.25 +15 27 55.6 15.8 026
1985-08-11 21:36:30 A 20 29 07.57 +12 25 20.7 026
1985-08-19 00:58:59 A 20 23 30.27 +10 30 53.8 16.2 026
1985-08-20 22:34:32 A 20 22 28.45 +09 58 52.3 491
1990-01-21 06:21:44 A 06 44 06.75 +04 13 10.5 16.5 675
1990-01-21 07:06:15 A 06 44 03.03 +04 12 59.8 675
1990-01-24 06:45:59 A 06 38 31.91 +03 57 19.6 675
1990-01-24 07:25:45 A 06 38 28.79 +03 57 10.3 675
1992-07-29 09:50:18 01 06 06.70 +22 23 06.3 F 711
1992-09-27 10:25:02 C 00 31 06.44 +22 30 39.9 z 658
1992-09-27 10:29:02 C 00 31 06.18 +22 30 37.3 z 658
1992-09-27 10:33:02 C 00 31 05.90 +22 30 34.9 z 658
1992-10-16 05:35:36 00 03 57.17 +17 07 47.3 F 711
1992-10-18 06:54:01 00 01 42.43 +16 30 28.8 F 711
1994-10-13 14:13:50 A 05 30 45.55 +26 27 10.0 z 381
1994-10-13 14:18:50 A 05 30 45.66 +26 27 09.4 z 381
1994-10-13 14:25:40 A 05 30 45.74 +26 27 08.6 z 381
1994-10-13 14:35:22 A 05 30 45.92 +26 27 07.5 z 381
1994-10-13 14:42:05 A 05 30 46.04 +26 27 06.7 z 381
1994-10-13 14:48:35 A 05 30 46.15 +26 27 05.8 z 381
1994-10-13 14:55:05 A 05 30 46.27 +26 27 05.2 z 381
1994-10-13 15:02:01 A 05 30 46.38 +26 27 04.2 z 381
1994-10-13 15:08:57 A 05 30 46.49 +26 27 03.3 z 381
1994-10-13 15:36:45 A 05 30 46.94 +26 27 00.1 z 381
1994-10-13 15:45:35 A 05 30 47.09 +26 26 59.0 z 381
1994-10-13 15:51:50 A 05 30 47.19 +26 26 58.3 z 381
1994-10-13 15:59:05 A 05 30 47.32 +26 26 57.4 z 381
1994-10-13 16:04:55 A 05 30 47.43 +26 26 56.7 z 381
1994-10-13 16:11:25 A 05 30 47.53 +26 26 56.1 z 381
1994-10-13 16:17:25 A 05 30 47.63 +26 26 55.5 z 381
1994-10-13 16:22:40 A 05 30 47.71 +26 26 55.0 z 381
1994-10-13 16:28:10 A 05 30 47.78 +26 26 54.3 z 381
1994-10-14 13:44:36 A 05 31 09.58 +26 24 04.4 z 381
1994-10-14 13:55:11 A 05 31 09.74 +26 24 02.6 z 381
1994-10-14 15:01:46 A 05 31 10.77 +26 23 54.6 z 381
1994-11-23 01:17:38 C 05 06 15.21 +22 18 36.9 046
1994-11-23 01:24:46 C 05 06 14.72 +22 18 34.1 046