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
2002-11-30 05:47:36 C 21 17 06.72 -07 11 20.2 o 608
2002-11-30 06:02:56 C 21 17 08.30 -07 11 15.1 o 608
2002-11-30 06:18:06 C 21 17 09.81 -07 11 09.9 o 608
2004-06-19 09:14:58 C 00 26 47.45 +13 35 18.2 c 704
2004-06-19 09:29:17 C 00 26 48.52 +13 35 29.1 c 704
2004-06-19 09:43:49 C 00 26 49.62 +13 35 37.4 c 704
2004-06-19 09:58:07 C 00 26 50.65 +13 35 48.4 c 704
2004-06-21 10:41:25 C 00 30 34.73 +14 09 18.8 d 703
2004-06-21 10:48:11 C 00 30 35.19 +14 09 23.8 d 703
2004-06-21 10:55:00 C 00 30 35.71 +14 09 27.7 d 703
2004-06-21 11:01:50 C 00 30 36.25 +14 09 32.5 d 703
2004-07-14 14:52:54 C 01 08 04.16 +19 52 01.1 t 568
2004-07-15 14:50:49 C 01 09 26.42 +20 05 02.7 t 568
2004-07-21 00:56:24 C 01 16 27.69 +21 12 57.7 c J87
2004-07-21 01:00:41 C 01 16 27.97 +21 12 58.9 c J87
2004-07-21 01:05:00 C 01 16 28.10 +21 13 02.0 c J87
2004-08-19 08:19:58 C 01 38 31.37 +25 46 28.9 c 704
2004-08-19 08:34:05 C 01 38 31.51 +25 46 34.1 c 704
2004-08-19 08:48:43 C 01 38 31.55 +25 46 38.4 c 704
2004-08-19 09:03:55 C 01 38 31.69 +25 46 42.3 c 704
2004-08-28 00:00:03 C 01 38 16.10 +26 26 55.4 r 240
2004-08-28 00:03:08 C 01 38 16.06 +26 26 55.9 r 240
2004-08-28 00:06:44 C 01 38 16.02 +26 26 56.3 r 240
2004-08-28 00:13:26 C 01 38 15.94 +26 26 57.2 r 240
2004-09-07 22:17:18 C 01 32 31.71 +26 39 36.3 o 084
2004-09-08 23:42:05 C 01 31 38.44 +26 38 07.9 o 084
2004-09-11 07:01:29 C 01 29 31.20 +26 33 07.8 c 704
2004-09-11 07:18:14 C 01 29 30.48 +26 33 05.6 c 704
2004-09-11 07:35:59 C 01 29 29.71 +26 33 04.0 c 704
2004-09-11 07:53:06 C 01 29 28.95 +26 33 02.2 c 704
2004-09-11 08:10:55 C 01 29 28.17 +26 33 00.4 c 704
2004-09-11 21:52:03 C 01 28 54.14 +26 31 15.5 o 084
2004-09-14 07:21:44 C 01 26 20.74 +26 22 31.6 c 704
2004-09-14 07:37:50 C 01 26 19.95 +26 22 28.8 c 704
2004-09-14 07:54:07 C 01 26 19.13 +26 22 25.8 c 704
2004-09-14 08:10:14 C 01 26 18.33 +26 22 23.1 c 704
2004-09-14 08:26:20 C 01 26 17.53 +26 22 20.2 c 704
2004-09-14 22:04:40 C 01 25 38.78 +26 19 43.8 o 084
2004-09-15 06:58:38 C 01 25 13.03 +26 18 02.6 r H41
2004-09-15 07:00:48 C 01 25 12.88 +26 18 02.9 r H41
2004-09-15 07:02:55 C 01 25 12.81 +26 18 02.4 r H41
2004-09-15 07:05:13 C 01 25 12.65 +26 18 01.8 r H41
2004-09-16 09:23:24 C 01 23 53.83 +26 12 26.8 r H41
2004-09-16 09:29:00 C 01 23 53.47 +26 12 25.0 r H41
2004-09-16 09:30:25 C 01 23 53.42 +26 12 24.9 r H41
2004-09-17 19:47:35 C 01 22 07.37 +26 04 06.7 c 434
2004-09-17 19:49:25 C 01 22 07.24 +26 04 06.4 c 434
2004-09-17 19:51:15 C 01 22 07.19 +26 04 05.8 c 434
2004-09-17 19:53:04 C 01 22 07.08 +26 04 05.5 c 434
2004-09-19 08:05:19 C 01 20 08.18 +25 54 16.8 r H41