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
2008-10-01 11:12:44 C 08 33 00.25 +15 10 28.7 r G96
2008-10-01 11:19:13 C 08 33 00.90 +15 10 25.3 r G96
2008-10-01 11:25:41 C 08 33 01.58 +15 10 21.9 r G96
2008-10-01 11:32:09 C 08 33 02.23 +15 10 18.3 r G96
2008-10-30 10:28:27 C 09 43 29.03 +07 35 04.8 c 704
2008-10-30 10:46:00 C 09 43 30.88 +07 34 53.0 c 704
2008-10-30 11:03:02 C 09 43 32.53 +07 34 39.8 c 704
2008-10-30 11:19:58 C 09 43 34.23 +07 34 26.5 c 704
2008-10-30 11:36:53 C 09 43 35.94 +07 34 13.1 c 704
2008-11-30 10:40:30 C 11 01 21.14 -03 16 43.5 c 704
2008-11-30 10:58:41 C 11 01 23.12 -03 17 01.5 c 704
2008-11-30 11:16:59 C 11 01 25.12 -03 17 19.7 c 704
2008-11-30 11:35:16 C 11 01 27.07 -03 17 37.3 c 704
2008-11-30 11:53:23 C 11 01 29.07 -03 17 54.6 c 704
2008-12-09 16:44:11 C 11 26 07.29 -07 02 33.5 r E12
2008-12-09 16:53:26 C 11 26 08.37 -07 02 43.3 r E12
2008-12-09 17:02:36 C 11 26 09.42 -07 02 53.4 r E12
2008-12-30 16:26:08 C 12 27 51.22 -16 17 21.5 r E12
2008-12-30 16:38:38 C 12 27 52.88 -16 17 36.3 r E12
2008-12-30 16:51:08 C 12 27 54.54 -16 17 50.6 r E12
2008-12-30 17:03:34 C 12 27 56.16 -16 18 04.5 r E12
2009-02-07 17:12:51 C 15 02 46.14 -32 31 16.0 r E12
2009-02-07 17:21:39 C 15 02 47.90 -32 31 22.4 r E12
2009-02-07 17:30:21 C 15 02 49.63 -32 31 29.3 r E12
2009-02-07 17:39:13 C 15 02 51.46 -32 31 36.3 r E12
2009-04-26 18:30:35 C 21 08 57.87 -15 54 44.4 r E12
2009-04-26 18:41:41 C 21 08 59.20 -15 54 30.0 r E12
2009-04-26 18:52:41 C 21 09 00.61 -15 54 15.9 r E12
2009-04-26 19:03:46 C 21 09 01.98 -15 54 01.6 r E12
2009-05-30 10:34:14 C 22 30 16.02 +00 42 14.0 r 703
2009-05-30 10:39:15 C 22 30 16.34 +00 42 19.8 r 703
2009-05-30 10:44:34 C 22 30 16.74 +00 42 25.7 r 703
2009-05-30 10:49:43 C 22 30 17.13 +00 42 31.6 r 703
2009-06-02 23:50:20 C 22 36 33.54 +02 17 37.2 17.1 r C20
2009-06-06 00:02:20 C 22 41 33.29 +03 36 28.4 17.3 r C20
2009-06-11 23:22:57 C 22 50 33.53 +06 07 29.4 17.6 r C20
2009-06-22 09:33:22 C 23 03 07.91 +10 11 37.2 c 704
2009-06-22 09:47:14 C 23 03 08.44 +10 11 50.1 c 704
2009-06-22 10:01:10 C 23 03 08.99 +10 12 03.1 c 704
2009-06-22 10:15:05 C 23 03 09.51 +10 12 15.9 c 704
2009-06-22 10:28:59 C 23 03 10.02 +10 12 28.2 c 704
2009-06-22 23:04:57 C 23 03 41.32 +10 23 59.6 16.7 r C20
2009-07-01 21:50:51 C 23 10 41.37 +13 28 56.7 16.5 r C20
2009-07-02 02:23:47 C 23 10 47.79 +13 32 38.6 r J75
2009-07-02 02:42:27 C 23 10 48.18 +13 32 54.0 r J75
2009-07-02 03:01:12 C 23 10 48.57 +13 33 09.0 r J75
2009-07-02 23:19:34 C 23 11 16.68 +13 49 18.0 16.4 r C20
2009-07-03 23:53:35 C 23 11 47.78 +14 08 34.3 16.3 r C20
2009-07-24 23:54:41 C 23 10 30.96 +19 12 18.5 w J10
2009-07-25 00:00:38 C 23 10 30.79 +19 12 21.0 w J10