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
2025-12-30 00:42:18 C 09 49 57.994 -03 45 01.33 V M22
2025-12-30 00:59:23 C 09 49 58.349 -03 45 18.22 V M22
2025-12-30 01:17:20 C 09 49 58.723 -03 45 35.42 V M22
2025-12-31 06:00:26 C 09 50 39.04 -04 13 37.5 W94
2025-12-31 06:09:24 C 09 50 39.21 -04 13 46.5 W94
2025-12-31 06:18:19 C 09 50 39.37 -04 13 55.2 W94
2026-01-01 03:53:16 C 09 51 07.822 -04 35 05.21 V W68
2026-01-01 04:31:39 C 09 51 08.546 -04 35 43.44 V W68
2026-01-01 04:35:36 C 09 51 08.609 -04 35 47.26 V W68
2026-01-01 04:44:16 C 09 51 08.765 -04 35 55.93 V W68
2026-01-01 21:36:54 C 09 51 29.546 -04 52 36.26 V M22
2026-01-01 21:41:30 C 09 51 29.623 -04 52 40.80 V M22
2026-01-01 21:45:27 C 09 51 29.690 -04 52 44.58 V M22
2026-01-01 21:53:55 C 09 51 29.842 -04 52 53.04 V M22
2026-01-04 20:29:14 C 09 52 42.947 -06 03 51.38 X 327
2026-01-04 21:11:46 C 09 52 43.489 -06 04 34.17 X 327
2026-01-04 21:54:25 C 09 52 43.984 -06 05 16.94 X 327
2026-01-08 01:55:55 C 09 53 40.500 -07 22 37.67 V M22
2026-01-08 02:22:45 C 09 53 40.654 -07 23 05.17 V M22
2026-01-08 02:27:33 C 09 53 40.675 -07 23 10.14 V M22
2026-01-08 02:33:54 C 09 53 40.711 -07 23 16.55 V M22
2026-01-08 12:18:56 C 09 53 46.541 -07 33 34.74 V T05
2026-01-08 12:21:33 C 09 53 46.562 -07 33 37.40 V T05
2026-01-08 12:25:32 C 09 53 46.565 -07 33 41.69 V T05
2026-01-08 14:06:42 C 09 53 47.018 -07 35 26.20 V T05
2026-01-09 07:02:09 B 09 53 55.960 -07 53 00.07 W V45
2026-01-09 07:06:02 B 09 53 55.967 -07 53 03.93 W V45
2026-01-09 07:09:54 B 09 53 55.985 -07 53 08.16 W V45
2026-01-09 07:13:47 B 09 53 55.996 -07 53 12.19 W V45
2026-01-09 12:28:47 C 09 53 57.848 -07 58 36.99 X F51
2026-01-09 12:44:39 C 09 53 57.884 -07 58 53.53 X F51
2026-01-09 13:00:30 C 09 53 57.922 -07 59 09.96 X F51
2026-01-09 13:16:20 C 09 53 57.963 -07 59 26.38 X F51
2026-01-10 05:34:35 C 09 54 04.50 -08 16 12.2 W94
2026-01-10 05:43:31 C 09 54 04.52 -08 16 21.7 W94
2026-01-10 05:52:27 C 09 54 04.53 -08 16 31.0 W94
2026-01-11 00:14:08 C 09 54 09.778 -08 35 39.16 V M22
2026-01-11 00:17:23 C 09 54 09.775 -08 35 42.72 V M22
2026-01-11 01:00:46 C 09 54 09.775 -08 36 28.01 V M22
2026-01-11 10:32:21 C 09 54 12.461 -08 46 40.80 V T08
2026-01-11 10:46:12 C 09 54 12.449 -08 46 55.42 V T08
2026-01-11 11:04:39 C 09 54 12.432 -08 47 14.75 V T08
2026-01-12 12:42:49 C 09 54 15.401 -09 14 11.69 V T08
2026-01-12 12:47:22 C 09 54 15.382 -09 14 16.44 V T08
2026-01-12 12:55:55 C 09 54 15.355 -09 14 25.44 V T08
2026-01-12 13:05:17 C 09 54 15.324 -09 14 35.27 V T08
2026-01-12 13:09:53 C 09 54 15.307 -09 14 40.13 V T08
2026-01-12 13:13:50 C 09 54 15.288 -09 14 44.38 V T08
2026-01-12 13:17:49 C 09 54 15.276 -09 14 48.52 V T08
2026-01-12 13:36:57 C 09 54 15.206 -09 15 08.60 V T08