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
2016-12-15 21:10:46 C 00 46 58.81 +10 05 58.7 q 160
2016-12-17 11:10:27 C 00 48 15.75 +10 02 06.8 q D29
2016-12-17 11:30:49 C 00 48 16.44 +10 02 04.9 q D29
2016-12-17 11:51:11 C 00 48 17.11 +10 02 03.0 q D29
2016-12-22 06:53:15 C 00 52 34.68 +09 54 30.0 L T05
2016-12-22 07:11:03 C 00 52 35.37 +09 54 29.1 L T05
2016-12-22 07:28:56 C 00 52 35.95 +09 54 29.2 L T05
2016-12-22 07:47:05 C 00 52 36.62 +09 54 28.4 L T05
2016-12-23 20:40:00 C 00 54 07.09 +09 53 15.7 q 160
2016-12-23 20:42:59 C 00 54 07.20 +09 53 15.8 q 160
2016-12-23 20:46:00 C 00 54 07.32 +09 53 16.0 q 160
2016-12-24 19:33:29 C 00 55 05.08 +09 52 52.2 18.7 q J43
2016-12-24 19:35:55 C 00 55 05.18 +09 52 52.1 18.7 q J43
2016-12-24 19:45:35 C 00 55 05.57 +09 52 52.0 18.6 q J43
2016-12-24 19:47:59 C 00 55 05.67 +09 52 51.7 18.8 q J43
2016-12-24 19:57:40 C 00 55 06.07 +09 52 51.9 18.6 q J43
2016-12-24 20:00:06 C 00 55 06.16 +09 52 51.6 18.6 q J43
2016-12-24 20:09:47 C 00 55 06.56 +09 52 51.6 18.7 q J43
2016-12-24 20:12:13 C 00 55 06.67 +09 52 51.4 18.7 q J43
2017-01-09 03:02:05 C 01 13 19.61 +10 13 04.0 q G96
2017-01-09 03:11:50 C 01 13 20.15 +10 13 04.9 q G96
2017-01-09 03:21:23 C 01 13 20.69 +10 13 05.9 q G96
2017-01-09 03:27:32 C 01 13 21.00 +10 13 06.9 q G96
2017-01-11 05:28:19 C 01 16 11.461 +10 19 15.16 L F51
2017-01-11 05:29:24 C 01 16 11.522 +10 19 15.29 L F51
2017-01-11 05:47:30 C 01 16 12.537 +10 19 17.60 L F51
2017-01-11 05:48:37 C 01 16 12.598 +10 19 17.71 L F51
2017-01-11 06:06:40 C 01 16 13.609 +10 19 20.04 L F51
2017-01-11 06:07:45 C 01 16 13.666 +10 19 20.15 L F51
2017-01-11 06:25:52 C 01 16 14.686 +10 19 22.50 L F51
2017-01-11 06:26:57 C 01 16 14.748 +10 19 22.56 L F51
2017-01-19 03:13:08 C 01 27 37.12 +10 48 12.3 q 703
2017-01-19 03:15:22 C 01 27 37.31 +10 48 12.0 q 703
2017-01-19 03:26:53 C 01 27 38.03 +10 48 14.0 q 703
2017-01-19 03:29:05 C 01 27 38.19 +10 48 14.8 q 703
2017-01-19 03:33:28 C 01 27 38.35 +10 48 15.4 q 703
2017-01-19 03:35:41 C 01 27 38.56 +10 48 15.0 q 703
2017-01-19 03:40:08 C 01 27 38.80 +10 48 16.5 q 703
2017-01-19 03:42:21 C 01 27 38.91 +10 48 15.5 q 703
2017-01-25 01:25:23 C 01 36 49.04 +11 14 59.9 R G45
2017-01-25 01:26:42 C 01 36 49.16 +11 14 59.9 R G45
2017-01-25 01:33:50 C 01 36 49.64 +11 15 00.7 R G45
2017-01-25 01:35:32 C 01 36 49.76 +11 15 01.8 R G45
2017-01-25 01:43:51 C 01 36 50.29 +11 15 03.5 R G45
2017-01-25 01:52:33 C 01 36 50.88 +11 15 05.3 R G45
2017-01-29 02:53:38 C 01 43 24.60 +11 35 26.6 q G96
2017-01-29 02:59:48 C 01 43 25.00 +11 35 27.6 q G96
2017-01-29 03:05:55 C 01 43 25.44 +11 35 29.1 q G96
2017-01-29 03:12:02 C 01 43 25.83 +11 35 30.3 q G96
2017-02-16 05:40:21 C 02 15 21.130 +13 20 43.58 L F51