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
2018-12-21 13:14:39 S 05 29 14.328 +15 50 11.90 V C57
2018-12-21 13:14:39 s 1 -175581.12 3 +265843.94 5270.0 C57
2018-12-21 13:44:39 S 05 29 11.868 +15 49 58.12 V C57
2018-12-21 13:44:39 s 1 -175993.75 4 +264386.09 7910.0 C57
2018-12-21 14:14:39 S 05 29 09.302 +15 49 44.33 V C57
2018-12-21 14:14:39 s 1 -176399.65 5 +262918.25 4010.0 C57
2018-12-21 14:44:39 S 05 29 06.895 +15 49 31.15 V C57
2018-12-21 14:44:39 s 1 -176798.75 7 +261440.39 3200.0 C57
2018-12-21 15:14:39 S 05 29 04.402 +15 49 18.66 V C57
2018-12-21 15:14:39 s 1 -177190.98 8 +259952.48 5110.0 C57
2018-12-21 15:44:39 S 05 29 02.026 +15 49 06.24 V C57
2018-12-21 15:44:39 s 1 -177576.27 5 +258454.51 9370.0 C57
2018-12-21 16:14:39 S 05 28 59.496 +15 48 52.34 V C57
2018-12-21 16:14:39 s 1 -177954.54 5 +256946.43 5570.0 C57
2018-12-21 16:44:39 S 05 28 56.978 +15 48 39.38 V C57
2018-12-21 16:44:39 s 1 -178325.72 3 +255428.23 3340.0 C57
2018-12-21 17:14:39 S 05 28 54.523 +15 48 25.67 V C57
2018-12-21 17:14:39 s 1 -178689.73 3 +253899.88 2260.0 C57
2018-12-21 17:44:39 S 05 28 51.888 +15 48 12.31 V C57
2018-12-21 17:44:39 s 1 -179046.49 8 +252361.34 1950.0 C57
2018-12-21 18:14:39 S 05 28 49.606 +15 48 01.55 V C57
2018-12-21 18:14:39 s 1 -179395.94 0 +250812.60 1990.0 C57
2018-12-21 18:44:39 S 05 28 46.990 +15 47 45.20 V C57
2018-12-21 18:44:39 s 1 -179737.98 0 +249253.62 1960.0 C57
2018-12-21 19:14:39 S 05 28 44.700 +15 47 33.90 V C57
2018-12-21 19:14:39 s 1 -180072.53 8 +247684.38 1440.0 C57
2018-12-21 19:44:39 S 05 28 42.146 +15 47 20.04 V C57
2018-12-21 19:44:39 s 1 -180399.53 0 +246104.84 0.0 C57
2018-12-21 20:14:39 S 05 28 39.612 +15 47 07.58 V C57
2018-12-21 20:14:39 s 1 -180718.87 5 +244514.99 7190.0 C57
2018-12-21 20:44:39 S 05 28 37.212 +15 46 54.16 V C57
2018-12-21 20:44:39 s 1 -181030.48 8 +242914.78 2590.0 C57
2018-12-21 21:14:39 S 05 28 34.771 +15 46 42.13 V C57
2018-12-21 21:14:39 s 1 -181334.28 2 +241304.19 5720.0 C57
2018-12-21 21:44:39 S 05 28 32.330 +15 46 27.84 V C57
2018-12-21 21:44:39 s 1 -181630.17 1 +239683.20 6140.0 C57
2018-12-21 23:14:39 S 05 28 24.900 +15 45 50.11 V C57
2018-12-21 23:14:39 s 1 -182469.51 3 +234757.45 6400.0 C57
2018-12-21 23:44:39 S 05 28 22.363 +15 45 35.50 V C57
2018-12-21 23:44:39 s 1 -182732.88 0 +233094.52 1200.0 C57
2018-12-22 00:14:39 S 05 28 20.004 +15 45 22.14 V C57
2018-12-22 00:14:39 s 1 -182987.88 3 +231421.03 870.0 C57
2018-12-22 00:44:39 S 05 28 17.513 +15 45 08.50 V C57
2018-12-22 00:44:39 s 1 -183234.42 7 +229736.94 4890.0 C57
2018-12-22 01:14:39 S 05 28 15.084 +15 44 56.94 V C57
2018-12-22 01:14:39 s 1 -183472.41 4 +228042.24 2760.0 C57
2018-12-22 01:44:39 S 05 28 12.744 +15 44 42.90 V C57
2018-12-22 01:44:39 s 1 -183701.74 4 +226336.88 3930.0 C57
2018-12-22 03:44:39 S 05 28 02.894 +15 43 47.03 V C57
2018-12-22 03:44:39 s 1 -184530.44 4 +219408.27 850.0 C57