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
2023-05-18 04:07:51 C 13 52 43.207 -31 57 46.01 V W68
2023-05-18 04:15:59 C 13 52 42.804 -31 57 43.81 V W68
2023-05-18 04:30:17 C 13 52 42.110 -31 57 40.43 V W68
2023-05-19 21:10:17 C 13 50 48.746 -31 47 52.15 V M22
2023-05-19 21:14:58 C 13 50 48.523 -31 47 51.00 V M22
2023-05-19 21:22:55 C 13 50 48.156 -31 47 48.98 V M22
2023-05-19 21:37:02 C 13 50 47.491 -31 47 45.49 V M22
2023-05-21 03:22:51 C 13 49 27.286 -31 40 26.69 V W68
2023-05-21 03:26:52 C 13 49 27.096 -31 40 25.72 V W68
2023-05-21 03:35:57 C 13 49 26.676 -31 40 23.41 V W68
2023-05-21 03:50:29 C 13 49 26.026 -31 40 19.74 V W68
2023-06-11 01:49:32 C 13 33 36.403 -29 34 31.98 V W68
2023-06-11 01:54:11 C 13 33 36.314 -29 34 30.68 V W68
2023-06-11 02:01:44 C 13 33 36.146 -29 34 29.03 V W68
2023-06-11 02:19:44 C 13 33 35.815 -29 34 24.89 V W68
2023-06-14 02:14:26 C 13 32 25.183 -29 18 06.12 V W68
2023-06-14 02:18:20 C 13 32 25.121 -29 18 05.29 V W68
2023-06-14 02:27:47 C 13 32 24.967 -29 18 02.92 V W68
2023-06-14 02:42:30 C 13 32 24.737 -29 17 59.57 V W68
2023-06-17 01:46:13 C 13 31 31.058 -29 02 42.90 V W68
2023-06-17 01:53:16 C 13 31 30.979 -29 02 41.71 V W68
2023-06-17 02:04:13 C 13 31 30.828 -29 02 39.55 V W68
2023-06-17 02:17:58 C 13 31 30.686 -29 02 36.24 V W68
2023-06-21 20:00:00 C 13 30 37.157 -28 40 10.09 V M22
2023-06-21 20:03:55 C 13 30 37.145 -28 40 09.44 V M22
2023-06-21 20:11:46 C 13 30 37.087 -28 40 07.64 V M22
2023-06-21 20:25:38 C 13 30 37.003 -28 40 05.09 V M22
2023-07-02 02:53:41 C 13 30 49.913 -28 01 02.06 V W68
2023-07-02 02:58:16 C 13 30 49.891 -28 01 01.13 V W68
2023-07-02 03:05:43 C 13 30 49.958 -28 01 00.41 V W68
2023-07-02 03:20:09 C 13 30 50.054 -28 00 57.96 V W68
2023-07-03 21:24:02 C 13 31 08.705 -27 55 41.74 V M22
2023-07-03 21:54:06 C 13 31 08.962 -27 55 38.21 V M22
2023-07-03 22:15:55 C 13 31 09.082 -27 55 34.79 V M22
2023-07-03 22:21:59 C 13 31 09.202 -27 55 34.03 V M22
2023-07-05 01:48:49 C 13 31 23.926 -27 52 22.22 V W68
2023-07-05 01:52:47 C 13 31 23.947 -27 52 21.68 V W68
2023-07-05 02:02:03 C 13 31 24.034 -27 52 20.57 V W68
2023-07-05 02:17:22 C 13 31 24.163 -27 52 18.88 V W68
2023-07-06 20:14:01 C 13 31 50.244 -27 47 44.41 V M22
2023-07-06 20:18:04 C 13 31 50.306 -27 47 43.76 V M22
2023-07-06 20:28:16 C 13 31 50.422 -27 47 43.04 V M22
2023-07-11 02:04:54 C 13 33 11.280 -27 38 19.54 V W68
2023-07-11 02:08:53 C 13 33 11.340 -27 38 18.74 V W68
2023-07-11 02:17:37 C 13 33 11.477 -27 38 18.24 V W68
2023-07-11 02:33:40 C 13 33 11.722 -27 38 16.73 V W68
2023-07-12 18:45:03 C 13 33 50.467 -27 35 13.92 V M22
2023-07-12 18:49:50 C 13 33 50.544 -27 35 13.38 V M22
2023-07-12 18:58:14 C 13 33 50.690 -27 35 12.80 V M22
2023-07-14 00:55:49 C 13 34 21.929 -27 33 10.51 V W68