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
2025-04-11 05:10:41 C 08 12 35.104 +30 14 12.95 V 703
2025-04-11 05:13:55 C 08 12 35.366 +30 14 10.43 V 703
2025-04-11 05:17:09 C 08 12 35.608 +30 14 07.80 V 703
2025-04-11 05:20:23 C 08 12 35.860 +30 14 04.99 V 703
2025-04-11 08:40:08 C 08 12 51.761 +30 11 23.82 V T08
2025-04-11 08:44:48 C 08 12 52.116 +30 11 19.97 V T08
2025-04-11 08:53:25 C 08 12 52.781 +30 11 12.80 V T08
2025-04-11 09:07:30 C 08 12 53.909 +30 11 01.07 V T08
2025-04-11 19:20:43 B 08 13 43.094 +30 02 42.07 V 160
2025-04-11 19:23:36 B 08 13 43.308 +30 02 39.73 V 160
2025-04-11 19:30:33 B 08 13 43.858 +30 02 34.08 V 160
2025-04-11 19:35:49 B 08 13 44.263 +30 02 29.80 V 160
2025-04-11 19:46:41 C 08 13 45.15 +30 02 20.4 V K85
2025-04-11 20:00:29 C 08 13 46.23 +30 02 08.9 V K85
2025-04-11 22:36:33 B 08 13 58.505 +30 00 04.68 W J51
2025-04-11 22:41:37 B 08 13 58.894 +30 00 00.47 W J51
2025-04-11 22:46:42 B 08 13 59.304 +29 59 56.22 W J51
2025-04-13 18:39:21 B 08 17 28.00 +29 24 43.3 X L76
2025-04-13 18:47:12 B 08 17 28.61 +29 24 36.9 X L76
2025-04-13 18:55:02 B 08 17 29.21 +29 24 30.7 X L76
2025-04-13 19:02:51 B 08 17 29.82 +29 24 24.4 X L76
2025-04-14 06:50:47 C 08 18 25.646 +29 15 05.72 V T08
2025-04-14 06:54:47 C 08 18 25.954 +29 15 02.59 V T08
2025-04-14 07:02:15 C 08 18 26.534 +29 14 56.62 V T08
2025-04-14 07:19:01 C 08 18 27.816 +29 14 43.26 V T08
2025-04-14 18:15:47 B 08 19 19.53 +29 06 01.5 X L76
2025-04-14 18:21:07 B 08 19 19.95 +29 05 57.0 X L76
2025-04-14 18:26:28 B 08 19 20.36 +29 05 52.8 X L76
2025-04-14 18:31:48 B 08 19 20.78 +29 05 48.7 X L76
2025-04-14 18:37:08 B 08 19 21.19 +29 05 44.4 X L76
2025-04-14 18:42:29 B 08 19 21.61 +29 05 40.2 X L76
2025-04-14 19:07:02 C 08 19 23.49 +29 05 20.9 X C40
2025-04-14 19:09:13 C 08 19 23.67 +29 05 19.2 X C40
2025-04-14 19:11:14 C 08 19 23.83 +29 05 17.5 X C40
2025-04-14 19:13:15 C 08 19 23.98 +29 05 16.1 X C40
2025-04-14 19:15:16 C 08 19 24.13 +29 05 14.4 X C40
2025-04-14 19:17:16 C 08 19 24.29 +29 05 12.9 X C40
2025-04-14 19:19:17 C 08 19 24.45 +29 05 11.3 X C40
2025-04-14 19:21:18 C 08 19 24.59 +29 05 09.6 X C40
2025-04-14 19:23:19 C 08 19 24.75 +29 05 08.0 X C40
2025-04-14 19:25:20 C 08 19 24.92 +29 05 06.6 X C40
2025-04-14 19:27:20 C 08 19 25.06 +29 05 04.7 X C40
2025-04-14 19:29:21 C 08 19 25.24 +29 05 03.3 X C40
2025-04-14 19:56:17 C 08 19 27.50 +29 04 41.8 V K85
2025-04-14 20:11:21 C 08 19 28.64 +29 04 30.1 V K85
2025-04-14 20:16:03 C 08 19 29.033 +29 04 26.22 Z C23
2025-04-14 21:16:51 C 08 19 33.758 +29 03 38.59 Z C23
2025-04-15 06:50:49 C 08 20 18.758 +28 56 10.50 V T08
2025-04-15 06:56:17 C 08 20 19.171 +28 56 06.18 V T08
2025-04-15 07:05:10 C 08 20 19.858 +28 55 59.20 V T08