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
2018-12-18 02:44:39 s 1 -50050.126 0 +382007.69 5820.0 C57
2018-12-18 03:14:39 S 05 36 13.769 +16 24 26.35 V C57
2018-12-18 03:14:39 s 1 -51012.382 0 +382011.84 840.0 C57
2018-12-18 03:44:39 S 05 36 10.987 +16 24 18.40 V C57
2018-12-18 03:44:39 s 1 -51973.498 0 +382007.39 2500.0 C57
2018-12-18 04:14:39 S 05 36 08.585 +16 24 07.67 V C57
2018-12-18 04:14:39 s 1 -52933.454 0 +381994.35 930.0 C57
2018-12-18 04:44:39 S 05 36 05.930 +16 23 54.17 V C57
2018-12-18 04:44:39 s 1 -53892.229 0 +381972.73 6260.0 C57
2018-12-18 05:14:39 S 05 36 03.360 +16 23 42.54 V C57
2018-12-18 05:14:39 s 1 -54849.802 0 +381942.52 8620.0 C57
2018-12-18 05:44:39 S 05 36 00.785 +16 23 30.16 V C57
2018-12-18 05:44:39 s 1 -55806.150 0 +381903.75 8130.0 C57
2018-12-18 06:14:39 S 05 35 58.159 +16 23 18.13 V C57
2018-12-18 06:14:39 s 1 -56761.253 0 +381856.40 4910.0 C57
2018-12-18 06:44:39 S 05 35 55.603 +16 23 05.93 V C57
2018-12-18 06:44:39 s 1 -57715.091 0 +381800.49 9100.0 C57
2018-12-18 07:14:39 S 05 35 52.994 +16 22 53.22 V C57
2018-12-18 07:14:39 s 1 -58667.640 0 +381736.03 820.0 C57
2018-12-18 07:44:39 S 05 35 50.506 +16 22 42.24 V C57
2018-12-18 07:44:39 s 1 -59618.881 0 +381663.01 200.0 C57
2018-12-18 08:44:39 S 05 35 45.218 +16 22 17.47 V C57
2018-12-18 08:44:39 s 1 -61517.352 0 +381491.35 2430.0 C57
2018-12-18 09:14:39 S 05 35 42.581 +16 22 03.47 V C57
2018-12-18 09:14:39 s 1 -62464.539 0 +381392.70 5530.0 C57
2018-12-18 09:44:39 S 05 35 39.996 +16 21 52.24 V C57
2018-12-18 09:44:39 s 1 -63410.332 0 +381285.52 6800.0 C57
2018-12-18 10:14:39 S 05 35 37.486 +16 21 37.87 V C57
2018-12-18 10:14:39 s 1 -64354.710 0 +381169.82 6350.0 C57
2018-12-18 10:44:39 S 05 35 34.860 +16 21 28.48 V C57
2018-12-18 10:44:39 s 1 -65297.651 0 +381045.59 4310.0 C57
2018-12-18 11:14:39 S 05 35 32.266 +16 21 15.30 V C57
2018-12-18 11:14:39 s 1 -66239.135 0 +380912.84 810.0 C57
2018-12-18 11:44:39 S 05 35 29.662 +16 21 04.00 V C57
2018-12-18 11:44:39 s 1 -67179.139 0 +380771.57 5960.0 C57
2018-12-18 12:14:39 S 05 35 27.120 +16 20 51.47 V C57
2018-12-18 12:14:39 s 1 -68117.643 0 +380621.78 9910.0 C57
2018-12-18 12:35:01 C 05 35 40.34 +16 17 33.5 q E89
2018-12-18 12:43:17 C 05 35 39.66 +16 17 29.8 q E89
2018-12-18 12:44:39 S 05 35 24.490 +16 20 39.70 V C57
2018-12-18 12:44:39 s 1 -69054.624 0 +380463.49 2760.0 C57
2018-12-18 12:51:28 C 05 35 38.94 +16 17 25.7 q E89
2018-12-18 13:14:39 S 05 35 21.895 +16 20 26.77 V C57
2018-12-18 13:14:39 s 1 -69990.062 0 +380296.68 4650.0 C57
2018-12-18 13:44:39 S 05 35 19.289 +16 20 14.35 V C57
2018-12-18 13:44:39 s 1 -70923.935 0 +380121.38 5700.0 C57
2018-12-18 14:14:39 S 05 35 16.692 +16 20 01.43 V C57
2018-12-18 14:14:39 s 1 -71856.221 0 +379937.57 6040.0 C57
2018-12-18 14:44:39 S 05 35 14.054 +16 19 48.58 V C57
2018-12-18 14:44:39 s 1 -72786.898 0 +379745.26 5780.0 C57