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
1999-12-04 02:49:39 c 02 09 53.29 +16 53 59.1 d 703
1999-12-04 03:07:10 c 02 09 52.65 +16 53 49.9 d 703
1999-12-04 03:24:38 c 02 09 52.07 +16 53 40.6 d 703
1999-12-04 03:42:05 c 02 09 51.42 +16 53 32.0 d 703
1999-12-04 04:05:13 C 02 09 50.61 +16 53 20.3 c 699
1999-12-04 04:45:32 C 02 09 49.18 +16 52 59.3 c 699
1999-12-04 05:25:50 C 02 09 47.79 +16 52 37.9 c 699
1999-12-06 05:08:02 C 02 08 18.83 +16 28 26.5 a 704
1999-12-06 05:28:49 C 02 08 18.22 +16 28 16.7 a 704
1999-12-06 05:49:31 C 02 08 17.58 +16 28 06.2 a 704
1999-12-06 06:10:13 C 02 08 16.92 +16 27 56.0 a 704
1999-12-06 06:31:00 C 02 08 16.30 +16 27 45.7 a 704
1999-12-12 03:31:59 c 02 05 06.07 +15 23 59.0 d 703
1999-12-12 03:49:33 c 02 05 05.77 +15 23 52.2 d 703
1999-12-12 04:07:01 c 02 05 05.41 +15 23 44.6 d 703
1999-12-12 04:24:32 c 02 05 05.09 +15 23 37.4 d 703
1999-12-30 03:14:23 C 02 05 38.41 +13 22 09.8 c 699
1999-12-30 03:43:41 C 02 05 38.82 +13 22 03.5 c 699
1999-12-30 04:12:58 C 02 05 39.29 +13 22 00.0 c 699
1999-12-31 17:42:59 C 02 06 21.51 +13 16 19.2 610
1999-12-31 17:57:59 C 02 06 21.76 +13 16 17.3 610
1999-12-31 18:13:00 C 02 06 22.02 +13 16 15.3 610
1999-12-31 18:27:59 C 02 06 22.28 +13 16 13.3 610
1999-12-31 18:46:16 C 02 06 22.59 +13 16 10.9 610
2000-01-04 01:49:51 C 02 08 09.42 +13 06 38.8 a 704
2000-01-04 02:11:32 C 02 08 09.96 +13 06 36.8 a 704
2000-01-04 02:33:12 C 02 08 10.45 +13 06 34.2 a 704
2000-01-04 02:54:47 C 02 08 10.98 +13 06 32.3 a 704
2000-01-04 03:16:23 C 02 08 11.48 +13 06 30.5 a 704
2000-01-07 02:00:42 C 02 10 07.33 +13 00 32.3 a 704
2000-01-07 02:22:02 C 02 10 07.92 +13 00 30.0 a 704
2000-01-07 02:43:19 C 02 10 08.54 +13 00 28.2 a 704
2000-01-07 03:04:35 C 02 10 09.16 +13 00 26.4 a 704
2000-01-07 03:25:54 C 02 10 09.68 +13 00 25.5 a 704
2000-03-05 02:25:16 C 03 32 52.05 +15 41 35.2 c 704
2000-03-05 02:44:22 C 03 32 53.66 +15 41 39.1 c 704
2000-03-05 03:03:29 C 03 32 55.20 +15 41 43.8 c 704
2000-03-05 03:22:38 C 03 32 56.78 +15 41 47.1 c 704
2000-03-05 03:41:46 C 03 32 58.29 +15 41 50.0 c 704
2001-10-13 09:55:10 C 07 26 25.79 +20 23 50.3 c 704
2001-10-13 10:17:56 C 07 26 27.33 +20 23 42.2 c 704
2001-10-13 10:40:42 C 07 26 28.94 +20 23 33.7 c 704
2001-10-13 11:03:59 C 07 26 30.55 +20 23 25.2 c 704
2001-10-13 11:26:45 C 07 26 32.15 +20 23 16.8 c 704
2001-10-19 14:52:34 C 07 36 45.06 +19 28 10.2 19.2 c 608
2001-10-19 15:07:21 C 07 36 46.03 +19 28 04.7 19.4 c 608
2001-10-19 15:21:30 C 07 36 46.96 +19 27 59.1 19.5 c 608
2001-10-26 09:30:33 C 07 47 16.61 +18 21 59.7 c 704
2001-10-26 09:54:21 C 07 47 18.07 +18 21 49.8 c 704
2001-10-26 11:05:43 C 07 47 22.35 +18 21 20.2 c 704