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
2018-12-20 23:44:39 S 05 30 21.960 +15 56 00.60 V C57
2018-12-20 23:44:39 s 1 -162128.77 5 +301516.18 5520.0 C57
2018-12-21 00:14:39 S 05 30 19.430 +15 55 48.32 V C57
2018-12-21 00:14:39 s 1 -162699.72 1 +300319.27 2730.0 C57
2018-12-21 00:44:39 S 05 30 16.932 +15 55 35.54 V C57
2018-12-21 00:44:39 s 1 -163265.51 8 +299112.97 1640.0 C57
2018-12-21 01:14:39 S 05 30 14.254 +15 55 21.68 V C57
2018-12-21 01:14:39 s 1 -163826.11 6 +297897.27 1980.0 C57
2018-12-21 01:44:39 S 05 30 11.844 +15 55 09.23 V C57
2018-12-21 01:44:39 s 1 -164381.46 5 +296672.14 3510.0 C57
2018-12-21 02:14:39 S 05 30 09.451 +15 54 56.56 V C57
2018-12-21 02:14:39 s 1 -164931.51 4 +295437.56 5950.0 C57
2018-12-21 02:44:39 S 05 30 06.878 +15 54 43.99 V C57
2018-12-21 02:44:39 s 1 -165476.21 4 +294193.51 9040.0 C57
2018-12-21 03:14:39 S 05 30 04.358 +15 54 30.17 V C57
2018-12-21 03:14:39 s 1 -166015.51 1 +292939.98 2520.0 C57
2018-12-21 03:44:39 S 05 30 01.838 +15 54 16.96 V C57
2018-12-21 03:44:39 s 1 -166549.35 3 +291676.95 6110.0 C57
2018-12-21 04:14:39 S 05 29 59.239 +15 54 03.92 V C57
2018-12-21 04:14:39 s 1 -167077.68 8 +290404.38 9530.0 C57
2018-12-21 05:44:39 S 05 29 52.198 +15 53 27.49 V C57
2018-12-21 05:44:39 s 1 -168629.10 6 +286529.31 5980.0 C57
2018-12-21 06:14:39 S 05 29 49.334 +15 53 14.10 V C57
2018-12-21 06:14:39 s 1 -169134.86 6 +285218.42 5900.0 C57
2018-12-21 06:44:39 S 05 29 46.769 +15 52 59.92 V C57
2018-12-21 06:44:39 s 1 -169634.84 3 +283897.90 4220.0 C57
2018-12-21 07:14:39 S 05 29 44.218 +15 52 47.10 V C57
2018-12-21 07:14:39 s 1 -170128.97 9 +282567.72 650.0 C57
2018-12-21 07:44:39 S 05 29 41.772 +15 52 33.89 V C57
2018-12-21 07:44:39 s 1 -170617.21 7 +281227.86 4870.0 C57
2018-12-21 08:14:39 S 05 29 39.566 +15 52 22.12 V C57
2018-12-21 08:14:39 s 1 -171099.49 7 +279878.30 6580.0 C57
2018-12-21 08:44:39 S 05 29 36.794 +15 52 07.68 V C57
2018-12-21 08:44:39 s 1 -171575.76 1 +278519.01 5480.0 C57
2018-12-21 09:14:39 S 05 29 34.025 +15 51 54.32 V C57
2018-12-21 09:14:39 s 1 -172045.94 7 +277149.98 1240.0 C57
2018-12-21 09:44:39 S 05 29 31.778 +15 51 42.37 V C57
2018-12-21 09:44:39 s 1 -172509.99 4 +275771.18 3550.0 C57
2018-12-21 10:14:39 S 05 29 29.297 +15 51 28.66 V C57
2018-12-21 10:14:39 s 1 -172967.84 1 +274382.58 2080.0 C57
2018-12-21 10:44:39 S 05 29 26.808 +15 51 16.24 V C57
2018-12-21 10:44:39 s 1 -173419.42 4 +272984.16 6510.0 C57
2018-12-21 11:14:39 S 05 29 24.278 +15 51 03.74 V C57
2018-12-21 11:14:39 s 1 -173864.68 0 +271575.90 6500.0 C57
2018-12-21 11:44:39 S 05 29 21.763 +15 50 50.57 V C57
2018-12-21 11:44:39 s 1 -174303.54 3 +270157.77 1720.0 C57
2018-12-21 12:14:39 S 05 29 19.284 +15 50 36.53 V C57
2018-12-21 12:14:39 s 1 -174735.95 0 +268729.75 1820.0 C57
2018-12-21 12:44:39 S 05 29 16.750 +15 50 23.68 V C57
2018-12-21 12:44:39 s 1 -175161.83 2 +267291.81 6450.0 C57