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
1994-11-23 01:29:28 C 05 06 14.40 +22 18 32.2 046
1994-12-04 00:18:45 04 46 28.18 +20 19 27.6 098
1994-12-04 00:52:38 04 46 25.57 +20 19 11.6 098
1994-12-04 01:22:40 04 46 22.94 +20 18 56.9 098
1994-12-04 22:51:49 04 44 40.94 +20 08 29.5 098
1994-12-07 03:04:03 C 04 40 31.09 +19 42 47.3 z 557
1994-12-07 03:22:11 C 04 40 29.64 +19 42 38.0 z 557
1994-12-07 03:28:14 C 04 40 29.16 +19 42 35.0 z 557
1994-12-07 19:22:16 C 04 39 14.35 +19 34 43.7 z 557
1994-12-07 19:26:49 C 04 39 13.98 +19 34 41.6 z 557
1994-12-18 22:03:06 C 04 19 13.64 +17 24 10.9 046
1994-12-18 22:06:29 C 04 19 13.36 +17 24 09.8 046
1994-12-18 22:07:59 C 04 19 13.26 +17 24 08.7 046
1995-01-26 04:31:52 C 03 54 34.82 +13 17 11.5 z 711
1995-07-20 08:59:29 C 11 12 58.74 +01 20 14.4 413
1995-07-20 09:03:00 C 11 12 59.26 +01 20 11.8 413
1996-12-06 19:46:37 C 10 53 07.26 -03 30 56.1 z 381
1996-12-06 19:50:53 C 10 53 07.69 -03 31 00.4 z 381
1996-12-07 20:03:08 C 10 55 33.56 -03 55 27.4 381
1996-12-07 20:06:19 C 10 55 33.92 -03 55 30.6 381
1997-04-04 06:29:28 C 19 16 58.71 -34 14 58.4 z 861
1997-04-04 07:16:33 C 19 17 08.24 -34 14 00.0 z 861
1997-07-12 00:59:07 C 22 27 33.93 +15 54 02.7 z 046
1997-07-12 01:03:30 C 22 27 33.79 +15 54 05.3 z 046
1997-07-12 01:08:09 C 22 27 33.64 +15 54 08.1 z 046
1997-07-12 11:41:48 C 22 27 16.32 +16 00 29.7 c 608
1997-07-12 12:18:19 C 22 27 15.11 +16 00 51.4 c 608
1997-07-13 11:32:54 C 22 26 34.06 +16 14 00.3 c 608
1997-07-13 12:49:36 C 22 26 31.27 +16 14 43.2 c 608
1997-07-14 01:01:23 C 22 26 08.31 +16 21 10.5 z 118
1997-07-14 01:10:09 C 22 26 07.98 +16 21 15.1 z 118
1997-07-24 04:46:31 C 22 15 39.52 +17 55 17.6 z 762
1997-07-24 05:47:43 C 22 15 36.10 +17 55 32.5 z 762
1997-07-24 15:30:44 C 22 15 04.76 +17 57 43.5 360
1997-07-24 15:35:45 C 22 15 04.47 +17 57 44.5 360
1997-07-27 22:56:29 C 22 10 33.85 +18 09 57.9 z 127
1997-07-27 23:01:50 C 22 10 33.53 +18 09 58.4 z 127
1997-07-28 20:35:37 C 22 09 16.01 +18 11 45.0 557
1997-07-28 21:29:41 C 22 09 12.59 +18 11 49.6 557
1997-07-28 22:42:40 C 22 09 07.91 +18 11 55.2 557
1997-07-28 23:43:11 C 22 09 03.98 +18 11 59.6 557
1997-07-29 00:50:53 C 22 08 59.56 +18 12 03.9 557
1997-07-29 01:42:32 C 22 08 56.15 +18 12 07.1 z 118
1997-07-29 01:46:56 C 22 08 55.87 +18 12 07.2 z 118
1997-07-29 01:51:16 C 22 08 55.58 +18 12 07.5 z 118
1997-07-29 01:57:14 C 22 08 55.18 +18 12 07.8 z 118
1997-07-29 22:49:04 C 22 07 38.89 +18 13 02.8 z 127
1997-07-29 23:10:25 C 22 07 37.47 +18 13 03.5 z 127
1997-07-31 05:31:36 C 22 05 42.64 +18 13 16.9 z 762
1997-07-31 05:41:52 C 22 05 41.94 +18 13 17.0 z 762