4954 Eric (1990 SQ)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4493640870 ± 2.73e-09
Semi-major axis (a)2.0013783818 AU ± 2.52e-10
Inclination (i)17.42720107° ± 2.28e-07
Long. of Asc. Node (Ω)358.39636619° ± 7.59e-07
Arg. of Perihelion (ω)52.62294448° ± 7.90e-07
Mean Anomaly (M)127.17485143° ± 3.08e-07
Mean Motion (n)0.3481115793°/day ± 6.58e-11
Perihelion dist (q)1.10203081 AU ± 5.47e-09
Aphelion dist (Q)2.90072595 AU ± 5.48e-09
Orbital Period2.83135162 yr ± 5.35e-10
Physical Parameters
H (abs. magnitude)12.55
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.070″
Uncertainty0
Orbit TypeAmor
MOID0.193195 AU
Observations Used6261
Gaia Obs Used292
Oppositions27
Arc Total1975-2026
First Observation Used1975-06-07
Last Observation Used2026-04-08
Observations (7184)
Date Type RA Dec Mag Band Observatory
2024-09-30 18:05:19 C 22 39 09.197 -01 57 13.57 q K73
2024-09-30 18:10:48 C 22 39 08.31 -01 57 03.2 X G02
2024-09-30 18:11:46 C 22 39 08.362 -01 56 57.01 q K73
2024-09-30 18:14:46 C 22 39 07.81 -01 56 53.0 X G02
2024-09-30 18:18:44 C 22 39 07.30 -01 56 42.7 X G02
2024-09-30 18:18:51 C 22 39 07.488 -01 56 38.40 q K73
2024-09-30 18:23:49 C 22 39 06.862 -01 56 25.73 q K73
2024-09-30 18:29:07 C 22 39 06.197 -01 56 12.30 q K73
2024-09-30 18:40:12 C 22 39 04.783 -01 55 43.46 q K73
2024-09-30 18:58:14 C 22 39 02.446 -01 54 57.13 q K73
2024-09-30 19:42:46 C 22 38 56.803 -01 53 02.00 q K73
2024-09-30 19:54:12 C 22 38 55.334 -01 52 32.23 q K73
2024-09-30 20:03:45 C 22 38 54.110 -01 52 07.72 q K73
2024-09-30 20:13:00 C 22 38 52.925 -01 51 43.88 q K73
2024-10-01 04:03:09 V 22 37 56.79 -01 31 19.5 V 270
2024-10-01 04:03:09 v 1 242.98591 +33.20798 270
2024-10-01 04:16:13 V 22 37 55.12 -01 30 45.9 V 270
2024-10-01 04:16:13 v 1 242.98591 +33.20798 270
2024-10-01 04:28:46 V 22 37 53.50 -01 30 13.0 V 270
2024-10-01 04:28:46 v 1 242.98591 +33.20798 270
2024-10-01 04:41:24 V 22 37 51.83 -01 29 39.4 V 270
2024-10-01 04:41:24 v 1 242.98591 +33.20798 270
2024-10-01 06:44:23 C 22 37 36.014 -01 24 19.73 Z U76
2024-10-01 06:54:35 C 22 37 34.704 -01 23 53.27 Z U76
2024-10-01 07:02:59 C 22 37 33.586 -01 23 31.06 Z U76
2024-10-01 09:07:16 V 22 37 20.59 -01 17 28.7 V 270
2024-10-01 09:07:16 v 1 151.66016 -32.96833 270
2024-10-01 09:19:58 V 22 37 18.96 -01 16 55.7 V 270
2024-10-01 09:19:58 v 1 151.66016 -32.96833 270
2024-10-01 09:32:40 V 22 37 17.36 -01 16 22.4 V 270
2024-10-01 09:32:40 v 1 151.66016 -32.96833 270
2024-10-01 09:45:11 V 22 37 15.76 -01 15 49.7 V 270
2024-10-01 09:45:11 v 1 151.66016 -32.96833 270
2024-10-01 12:11:51 V 22 36 57.29 -01 10 05.3 V 270
2024-10-01 12:11:51 v 1 140.17444 +36.06242 270
2024-10-01 12:24:10 V 22 36 55.71 -01 09 32.8 V 270
2024-10-01 12:24:10 v 1 140.17444 +36.06242 270
2024-10-01 12:36:28 V 22 36 54.13 -01 09 00.8 V 270
2024-10-01 12:36:28 v 1 140.17444 +36.06242 270
2024-10-01 12:50:02 V 22 36 52.39 -01 08 25.1 V 270
2024-10-01 12:50:02 v 1 140.17444 +36.06242 270
2024-10-01 13:16:00 V 22 36 49.30 -01 07 15.6 V 270
2024-10-01 13:16:00 v 1 134.35900 +35.08986 270
2024-10-01 13:28:07 V 22 36 47.67 -01 06 45.1 V 270
2024-10-01 13:28:07 v 1 134.35900 +35.08986 270
2024-10-01 13:40:17 V 22 36 46.09 -01 06 13.4 V 270
2024-10-01 13:40:17 v 1 134.35900 +35.08986 270
2024-10-01 13:52:36 V 22 36 44.55 -01 05 40.8 V 270
2024-10-01 13:52:36 v 1 134.35900 +35.08986 270
2024-10-01 14:07:25 V 22 36 42.50 -01 05 03.0 V 270