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
2018-12-19 04:44:39 S 05 34 01.718 +16 14 05.28 V C57
2018-12-19 04:44:39 s 1 -98103.463 0 +370915.32 1020.0 C57
2018-12-19 05:14:39 S 05 33 59.045 +16 13 51.53 V C57
2018-12-19 05:14:39 s 1 -98977.840 0 +370476.92 3570.0 C57
2018-12-19 05:44:39 S 05 33 56.578 +16 13 40.12 V C57
2018-12-19 05:44:39 s 1 -99849.930 0 +370030.02 2890.0 C57
2018-12-19 06:14:39 S 05 33 53.863 +16 13 26.33 V C57
2018-12-19 06:14:39 s 1 -100719.71 1 +369574.62 8860.0 C57
2018-12-19 06:44:39 S 05 33 51.350 +16 13 14.70 V C57
2018-12-19 06:44:39 s 1 -101587.15 7 +369110.71 1340.0 C57
2018-12-19 07:14:39 S 05 33 48.766 +16 13 02.64 V C57
2018-12-19 07:14:39 s 1 -102452.24 4 +368638.30 210.0 C57
2018-12-19 07:44:39 S 05 33 46.224 +16 12 50.44 V C57
2018-12-19 07:44:39 s 1 -103314.94 8 +368157.38 5310.0 C57
2018-12-19 08:14:39 S 05 33 43.574 +16 12 37.76 V C57
2018-12-19 08:14:39 s 1 -104175.24 4 +367667.95 6540.0 C57
2018-12-19 08:44:39 S 05 33 40.997 +16 12 28.40 V C57
2018-12-19 08:44:39 s 1 -105033.10 9 +367170.00 3740.0 C57
2018-12-19 09:14:39 S 05 33 38.539 +16 12 14.26 V C57
2018-12-19 09:14:39 s 1 -105888.51 7 +366663.52 6780.0 C57
2018-12-19 09:44:39 S 05 33 35.837 +16 12 01.44 V C57
2018-12-19 09:44:39 s 1 -106741.44 3 +366148.53 5540.0 C57
2018-12-19 10:14:39 S 05 33 33.312 +16 11 48.41 V C57
2018-12-19 10:14:39 s 1 -107591.86 2 +365625.00 9860.0 C57
2018-12-19 10:44:39 S 05 33 30.696 +16 11 33.43 V C57
2018-12-19 10:44:39 s 1 -108439.74 9 +365092.95 9630.0 C57
2018-12-19 11:14:39 S 05 33 28.118 +16 11 23.82 V C57
2018-12-19 11:14:39 s 1 -109285.08 0 +364552.35 4690.0 C57
2018-12-19 11:44:39 S 05 33 25.646 +16 11 10.82 V C57
2018-12-19 11:44:39 s 1 -110127.82 7 +364003.22 4920.0 C57
2018-12-19 12:14:39 S 05 33 22.963 +16 10 57.54 V C57
2018-12-19 12:14:39 s 1 -110967.96 7 +363445.54 180.0 C57
2018-12-19 12:44:39 S 05 33 20.390 +16 10 46.38 V C57
2018-12-19 12:44:39 s 1 -111805.47 2 +362879.31 320.0 C57
2018-12-19 13:14:39 S 05 33 17.906 +16 10 33.31 V C57
2018-12-19 13:14:39 s 1 -112640.31 8 +362304.52 5200.0 C57
2018-12-19 13:44:39 S 05 33 15.269 +16 10 20.64 V C57
2018-12-19 13:44:39 s 1 -113472.47 8 +361721.17 4690.0 C57
2018-12-19 14:44:39 S 05 33 10.296 +16 09 52.24 V C57
2018-12-19 14:44:39 s 1 -115128.63 6 +360528.78 6930.0 C57
2018-12-19 15:44:39 S 05 33 05.189 +16 09 35.32 V C57
2018-12-19 15:44:39 s 1 -116773.73 5 +359302.07 5900.0 C57
2018-12-19 16:44:39 S 05 32 59.762 +16 09 06.30 V C57
2018-12-19 16:44:39 s 1 -118407.55 9 +358041.01 440.0 C57
2018-12-19 17:14:39 S 05 32 57.254 +16 08 52.30 V C57
2018-12-19 17:14:39 s 1 -119220.17 5 +357397.58 8190.0 C57
2018-12-19 17:44:39 S 05 32 54.780 +16 08 41.24 V C57
2018-12-19 17:44:39 s 1 -120029.89 2 +356745.54 9400.0 C57
2018-12-19 18:14:39 S 05 32 52.066 +16 08 26.88 V C57
2018-12-19 18:14:39 s 1 -120836.68 1 +356084.89 3930.0 C57