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
2025-05-17 05:00:51 C 09 17 07.404 +19 59 39.91 V 703
2025-05-17 05:04:07 C 09 17 07.631 +19 59 37.57 V 703
2025-05-17 05:07:23 C 09 17 07.868 +19 59 35.48 V 703
2025-05-17 19:18:10 C 09 18 08.05 +19 50 33.9 X C40
2025-05-17 19:19:55 C 09 18 08.15 +19 50 32.7 X C40
2025-05-17 19:25:09 C 09 18 08.53 +19 50 29.9 X C40
2025-05-17 19:27:04 C 09 18 08.64 +19 50 29.1 X C40
2025-05-17 19:33:54 C 09 18 09.14 +19 50 24.5 X C40
2025-05-17 19:37:13 C 09 18 09.40 +19 50 21.8 X C40
2025-05-17 20:39:26 C 09 18 13.884 +19 49 42.60 Z C23
2025-05-17 21:21:23 C 09 18 16.819 +19 49 15.74 Z C23
2025-05-18 05:11:14 C 09 18 49.907 +19 44 19.68 V 703
2025-05-18 05:14:30 C 09 18 50.119 +19 44 17.48 V 703
2025-05-18 05:17:46 C 09 18 50.360 +19 44 15.43 V 703
2025-05-18 05:21:02 C 09 18 50.576 +19 44 13.09 V 703
2025-05-18 06:22:43 C 09 18 55.003 +19 43 35.65 V T05
2025-05-18 06:28:07 C 09 18 55.375 +19 43 32.16 V T05
2025-05-18 06:37:21 C 09 18 56.023 +19 43 26.26 V T05
2025-05-18 06:52:41 C 09 18 57.098 +19 43 16.54 V T05
2025-05-19 04:19:32 C 09 20 27.784 +19 29 43.04 V 703
2025-05-19 04:22:48 C 09 20 28.014 +19 29 40.99 V 703
2025-05-19 04:26:03 C 09 20 28.237 +19 29 38.80 V 703
2025-05-19 04:29:19 C 09 20 28.471 +19 29 36.64 V 703
2025-05-19 06:43:46 C 09 20 37.961 +19 28 12.97 V T05
2025-05-19 06:48:19 C 09 20 38.280 +19 28 10.13 V T05
2025-05-19 07:16:07 C 09 20 40.200 +19 27 52.42 V T05
2025-05-19 07:24:01 C 09 20 40.754 +19 27 47.38 V T05
2025-05-19 20:55:11 C 09 21 37.848 +19 19 15.20 Z C23
2025-05-19 21:34:43 C 09 21 40.670 +19 18 50.29 Z C23
2025-05-19 22:32:45 C 09 21 44.623 +19 18 12.60 Z C23
2025-05-20 04:44:07 C 09 22 10.780 +19 14 21.98 V 703
2025-05-20 04:47:21 C 09 22 10.985 +19 14 19.79 V 703
2025-05-20 04:50:35 C 09 22 11.230 +19 14 17.56 V 703
2025-05-20 04:53:50 C 09 22 11.442 +19 14 15.65 V 703
2025-05-21 04:58:54 C 09 23 52.840 +18 59 11.11 V 703
2025-05-21 05:02:12 C 09 23 53.081 +18 59 09.02 V 703
2025-05-21 05:05:29 C 09 23 53.311 +18 59 07.08 V 703
2025-05-21 05:08:46 C 09 23 53.531 +18 59 05.06 V 703
2025-05-21 17:58:48 C 09 24 47.55 +18 51 04.3 X C40
2025-05-21 18:01:01 C 09 24 47.69 +18 51 02.6 X C40
2025-05-21 18:03:14 C 09 24 47.85 +18 51 01.1 X C40
2025-05-21 18:05:26 C 09 24 48.00 +18 50 59.6 X C40
2025-05-21 18:07:39 C 09 24 48.15 +18 50 58.1 X C40
2025-05-21 18:09:51 C 09 24 48.30 +18 50 57.0 X C40
2025-05-21 18:12:04 C 09 24 48.47 +18 50 55.5 X C40
2025-05-21 18:14:16 C 09 24 48.62 +18 50 54.2 X C40
2025-05-21 18:16:23 C 09 24 48.78 +18 50 52.9 X C40
2025-05-21 18:18:25 C 09 24 48.90 +18 50 51.6 X C40
2025-05-21 18:20:26 C 09 24 49.04 +18 50 50.3 X C40
2025-05-21 18:22:27 C 09 24 49.19 +18 50 49.1 X C40