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
2009-11-15 03:50:18 C 22 28 20.66 +01 40 08.8 c 704
2009-11-16 01:46:34 C 22 29 34.90 +01 38 49.0 c 704
2009-11-16 02:04:39 C 22 29 35.92 +01 38 47.9 c 704
2009-11-16 02:22:43 C 22 29 36.95 +01 38 46.5 c 704
2009-11-16 02:40:49 C 22 29 37.89 +01 38 45.7 c 704
2009-11-16 02:58:55 C 22 29 38.86 +01 38 44.5 c 704
2009-11-21 19:54:31 C 22 37 39.37 +01 35 10.3 19.0 o C20
2009-11-22 02:04:15 C 22 38 01.93 +01 35 12.6 r 703
2009-11-22 02:13:56 C 22 38 02.54 +01 35 12.5 r 703
2009-11-22 02:23:32 C 22 38 03.04 +01 35 12.8 r 703
2009-11-22 02:33:06 C 22 38 03.62 +01 35 12.4 r 703
2009-11-24 19:35:19 C 22 42 02.54 +01 36 20.7 18.6 o C20
2009-11-24 19:42:05 C 22 42 02.99 +01 36 21.2 18.3 o C20
2009-11-30 15:25:44 C 22 50 56.03 +01 44 08.6 19.3 o C20
2009-11-30 15:32:04 C 22 50 56.48 +01 44 09.1 18.6 o C20
2009-12-01 18:31:48 C 22 52 41.99 +01 46 27.1 18.9 o C20
2009-12-03 18:20:07 C 22 55 51.06 +01 51 04.8 19.3 o C20
2009-12-03 18:24:21 C 22 55 51.37 +01 51 05.9 19.1 o C20
2011-07-31 09:48:14 C 02 56 28.38 +24 42 36.4 c 704
2011-07-31 10:04:41 C 02 56 29.52 +24 42 41.7 c 704
2011-07-31 10:21:02 C 02 56 30.77 +24 42 46.7 c 704
2011-08-07 09:23:46 C 03 08 05.72 +25 33 09.6 c 704
2011-08-07 09:40:38 C 03 08 06.81 +25 33 14.1 c 704
2011-08-07 09:57:29 C 03 08 07.96 +25 33 18.8 c 704
2011-08-07 10:31:13 C 03 08 10.21 +25 33 30.4 c 704
2011-09-12 13:03:34 C 03 52 33.423 +28 17 38.45 L F51
2011-09-12 13:18:53 C 03 52 33.841 +28 17 40.04 L F51
2011-09-21 02:54:53 C 03 57 19.22 +28 30 21.9 c A24
2011-09-21 02:56:56 C 03 57 19.24 +28 30 22.0 c A24
2011-09-21 04:02:37 C 03 57 20.14 +28 30 24.0 c A24
2011-09-21 04:04:41 C 03 57 20.18 +28 30 24.2 c A24
2011-09-23 02:14:17 C 03 57 59.09 +28 31 35.8 c A24
2011-09-23 02:16:22 C 03 57 59.11 +28 31 35.6 c A24
2011-09-23 02:39:10 C 03 57 59.35 +28 31 36.1 c A24
2011-09-23 03:26:22 C 03 57 59.83 +28 31 37.0 c A24
2011-09-23 05:31:01 C 03 58 01.86 +28 31 38.0 u H15
2011-09-23 05:50:56 C 03 58 02.13 +28 31 38.7 u H15
2011-09-23 06:10:53 C 03 58 02.38 +28 31 39.8 u H15
2011-09-23 06:30:58 C 03 58 02.54 +28 31 39.5 u H15
2011-10-03 02:03:55 C 03 58 31.51 +28 26 26.8 c A24
2011-10-03 02:05:59 C 03 58 31.46 +28 26 26.8 c A24
2011-10-03 03:11:17 C 03 58 30.80 +28 26 22.4 c A24
2011-10-03 03:13:21 C 03 58 30.76 +28 26 22.0 c A24
2011-10-04 00:43:05 C 03 58 19.19 +28 24 51.5 c A24
2011-10-04 00:45:10 C 03 58 19.19 +28 24 51.6 c A24
2011-10-04 01:06:35 C 03 58 18.94 +28 24 50.2 c A24
2011-10-04 01:29:53 C 03 58 18.64 +28 24 48.5 c A24
2011-10-04 01:49:54 C 03 58 18.43 +28 24 47.2 c A24
2011-10-04 01:51:59 C 03 58 18.39 +28 24 47.2 c A24
2011-10-19 11:42:04 C 03 48 09.43 +27 25 37.9 r 703