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 15:14:39 S 05 35 11.520 +16 19 37.99 V C57
2018-12-18 15:14:39 s 1 -73715.946 0 +379544.45 5060.0 C57
2018-12-18 15:44:39 S 05 35 08.904 +16 19 25.79 V C57
2018-12-18 15:44:39 s 1 -74643.342 0 +379335.15 4000.0 C57
2018-12-18 16:44:39 S 05 35 03.811 +16 19 01.52 V C57
2018-12-18 16:44:39 s 1 -76493.092 0 +378891.08 1370.0 C57
2018-12-18 17:14:39 S 05 35 01.147 +16 18 48.74 V C57
2018-12-18 17:14:39 s 1 -77415.402 0 +378656.31 40.0 C57
2018-12-18 17:44:39 S 05 34 58.555 +16 18 36.22 V C57
2018-12-18 17:44:39 s 1 -78335.973 0 +378413.05 8870.0 C57
2018-12-18 18:14:39 S 05 34 56.009 +16 18 22.93 V C57
2018-12-18 18:14:39 s 1 -79254.784 0 +378161.31 7990.0 C57
2018-12-18 18:44:39 S 05 34 53.417 +16 18 11.77 V C57
2018-12-18 18:44:39 s 1 -80171.811 0 +377901.08 2480.0 C57
2018-12-18 19:14:39 S 05 34 50.762 +16 17 58.63 V C57
2018-12-18 19:14:39 s 1 -81087.034 0 +377632.37 2410.0 C57
2018-12-18 19:44:39 S 05 34 48.226 +16 17 46.46 V C57
2018-12-18 19:44:39 s 1 -82000.430 0 +377355.18 1690.0 C57
2018-12-18 20:14:39 S 05 34 45.557 +16 17 34.44 V C57
2018-12-18 20:14:39 s 1 -82911.976 0 +377069.50 170.0 C57
2018-12-18 20:44:39 S 05 34 43.135 +16 17 22.85 V C57
2018-12-18 20:44:39 s 1 -83821.651 0 +376775.35 7740.0 C57
2018-12-18 21:14:39 S 05 34 40.428 +16 17 09.85 V C57
2018-12-18 21:14:39 s 1 -84729.432 0 +376472.71 4270.0 C57
2018-12-18 21:44:39 S 05 34 37.822 +16 16 57.72 V C57
2018-12-18 21:44:39 s 1 -85635.297 0 +376161.60 9640.0 C57
2018-12-18 22:14:39 S 05 34 35.196 +16 16 44.98 V C57
2018-12-18 22:14:39 s 1 -86539.223 0 +375842.00 3710.0 C57
2018-12-18 22:44:39 S 05 34 32.738 +16 16 32.41 V C57
2018-12-18 22:44:39 s 1 -87441.187 0 +375513.93 6360.0 C57
2018-12-18 23:14:39 S 05 34 30.084 +16 16 20.64 V C57
2018-12-18 23:14:39 s 1 -88341.168 0 +375177.37 7470.0 C57
2018-12-18 23:44:39 S 05 34 27.552 +16 16 09.08 V C57
2018-12-18 23:44:39 s 1 -89239.143 0 +374832.33 6900.0 C57
2018-12-19 00:44:39 S 05 34 22.368 +16 15 42.88 V C57
2018-12-19 00:44:39 s 1 -91028.980 0 +374116.82 240.0 C57
2018-12-19 01:14:39 S 05 34 19.783 +16 15 31.32 V C57
2018-12-19 01:14:39 s 1 -91920.797 0 +373746.33 3890.0 C57
2018-12-19 01:44:39 S 05 34 17.150 +16 15 17.75 V C57
2018-12-19 01:44:39 s 1 -92810.516 0 +373367.37 5350.0 C57
2018-12-19 02:14:39 S 05 34 14.563 +16 15 06.23 V C57
2018-12-19 02:14:39 s 1 -93698.114 0 +372979.91 4500.0 C57
2018-12-19 02:44:39 S 05 34 11.957 +16 14 54.24 V C57
2018-12-19 02:44:39 s 1 -94583.567 0 +372583.97 1210.0 C57
2018-12-19 03:14:39 S 05 34 09.446 +16 14 41.89 V C57
2018-12-19 03:14:39 s 1 -95466.852 0 +372179.55 5340.0 C57
2018-12-19 03:44:39 S 05 34 06.886 +16 14 29.98 V C57
2018-12-19 03:44:39 s 1 -96347.945 0 +371766.63 6780.0 C57
2018-12-19 04:14:39 S 05 34 04.234 +16 14 18.35 V C57
2018-12-19 04:14:39 s 1 -97226.823 0 +371345.22 5380.0 C57