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
2018-12-22 17:44:39 S 05 26 55.310 +15 37 30.86 V C57
2018-12-22 17:44:39 s 1 -185767.86 1 +165944.54 4160.0 C57
2018-12-22 18:14:39 S 05 26 52.906 +15 37 16.72 V C57
2018-12-22 18:14:39 s 1 -185641.72 2 +163869.15 880.0 C57
2018-12-22 18:44:39 S 05 26 50.657 +15 37 04.26 V C57
2018-12-22 18:44:39 s 1 -185502.15 6 +161781.99 5220.0 C57
2018-12-22 19:14:39 S 05 26 48.187 +15 36 50.18 V C57
2018-12-22 19:14:39 s 1 -185348.96 9 +159683.02 6090.0 C57
2018-12-22 19:44:39 S 05 26 45.871 +15 36 37.22 V C57
2018-12-22 19:44:39 s 1 -185181.95 8 +157572.22 2400.0 C57
2018-12-22 20:14:39 S 05 26 43.414 +15 36 21.96 V C57
2018-12-22 20:14:39 s 1 -185000.91 9 +155449.55 3010.0 C57
2018-12-22 20:44:39 S 05 26 41.016 +15 36 09.50 V C57
2018-12-22 20:44:39 s 1 -184805.64 0 +153315.00 6780.0 C57
2018-12-22 21:14:39 S 05 26 38.866 +15 35 55.36 V C57
2018-12-22 21:14:39 s 1 -184595.90 8 +151168.53 2510.0 C57
2018-12-22 21:44:39 S 05 26 36.353 +15 35 40.92 V C57
2018-12-22 21:44:39 s 1 -184371.50 1 +149010.11 8990.0 C57
2018-12-22 22:14:39 S 05 26 34.018 +15 35 27.74 V C57
2018-12-22 22:14:39 s 1 -184132.19 6 +146839.73 4990.0 C57
2018-12-22 22:44:39 S 05 26 31.622 +15 35 12.98 V C57
2018-12-22 22:44:39 s 1 -183877.76 0 +144657.35 9220.0 C57
2018-12-22 23:14:39 S 05 26 29.340 +15 35 00.13 V C57
2018-12-22 23:14:39 s 1 -183607.96 0 +142462.94 370.0 C57
2018-12-22 23:44:39 S 05 26 26.885 +15 34 46.31 V C57
2018-12-22 23:44:39 s 1 -183322.55 2 +140256.50 7110.0 C57
2018-12-23 00:14:39 S 05 26 24.530 +15 34 31.55 V C57
2018-12-23 00:14:39 s 1 -183021.28 9 +138037.99 8070.0 C57
2018-12-23 00:44:39 S 05 26 22.157 +15 34 18.19 V C57
2018-12-23 00:44:39 s 1 -182703.91 9 +135807.40 1820.0 C57
2018-12-23 01:14:39 S 05 26 19.956 +15 34 04.80 V C57
2018-12-23 01:14:39 s 1 -182370.18 1 +133564.71 6940.0 C57
2018-12-23 02:14:39 S 05 26 15.156 +15 33 35.50 V C57
2018-12-23 02:14:39 s 1 -181652.53 1 +129042.94 5240.0 C57
2018-12-23 02:44:39 S 05 26 12.866 +15 33 21.53 V C57
2018-12-23 02:44:39 s 1 -181268.06 7 +126763.85 5350.0 C57
2018-12-23 03:14:39 S 05 26 10.591 +15 33 09.76 V C57
2018-12-23 03:14:39 s 1 -180866.13 1 +124472.59 630.0 C57
2018-12-23 03:44:39 S 05 26 08.170 +15 32 55.54 V C57
2018-12-23 03:44:39 s 1 -180446.42 8 +122169.16 9430.0 C57
2018-12-23 04:14:39 S 05 26 05.894 +15 32 40.49 V C57
2018-12-23 04:14:39 s 1 -180008.65 7 +119853.56 50.0 C57
2018-12-23 04:44:39 S 05 26 03.626 +15 32 26.02 V C57
2018-12-23 04:44:39 s 1 -179552.51 0 +117525.78 750.0 C57
2018-12-23 05:14:39 S 05 26 01.380 +15 32 12.01 V C57
2018-12-23 05:14:39 s 1 -179077.66 8 +115185.81 9730.0 C57
2018-12-23 05:44:39 S 05 25 59.002 +15 31 59.12 V C57
2018-12-23 05:44:39 s 1 -178583.80 6 +112833.66 5160.0 C57
2018-12-23 06:14:39 S 05 25 56.633 +15 31 45.23 V C57
2018-12-23 06:14:39 s 1 -178070.59 0 +110469.34 5140.0 C57