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
2025-05-04 19:08:34 C 08 55 41.94 +23 15 15.9 X D04
2025-05-04 19:13:04 C 08 55 42.23 +23 15 12.9 X D04
2025-05-04 19:17:34 C 08 55 42.57 +23 15 09.0 X D04
2025-05-04 19:22:03 C 08 55 42.91 +23 15 06.2 X D04
2025-05-04 19:26:33 C 08 55 43.20 +23 15 03.0 X D04
2025-05-04 19:31:03 C 08 55 43.51 +23 14 59.8 X D04
2025-05-04 19:35:32 C 08 55 43.87 +23 14 56.6 X D04
2025-05-04 19:40:02 C 08 55 44.18 +23 14 52.9 X D04
2025-05-04 19:44:19 C 08 55 44.48 +23 14 51.0 X D04
2025-05-04 19:48:25 C 08 55 44.78 +23 14 48.0 X D04
2025-05-04 19:52:32 C 08 55 45.09 +23 14 45.3 X D04
2025-05-04 19:56:38 C 08 55 45.39 +23 14 42.5 X D04
2025-05-04 20:28:47 C 08 55 47.813 +23 14 20.15 Z C23
2025-05-04 21:11:18 C 08 55 50.909 +23 13 51.49 Z C23
2025-05-04 21:35:24 C 08 55 52.646 +23 13 34.79 Z C23
2025-05-06 17:26:21 C 08 59 04.67 +22 43 57.7 X C40
2025-05-06 17:27:43 C 08 59 04.83 +22 43 57.1 X C40
2025-05-06 19:14:23 B 08 59 12.52 +22 42 44.9 X L76
2025-05-06 19:19:31 B 08 59 12.89 +22 42 41.2 X L76
2025-05-06 19:24:39 B 08 59 13.27 +22 42 37.8 X L76
2025-05-06 19:29:46 B 08 59 13.63 +22 42 34.3 X L76
2025-05-06 19:34:54 B 08 59 13.99 +22 42 30.9 X L76
2025-05-06 19:40:01 B 08 59 14.37 +22 42 27.3 X L76
2025-05-06 21:07:14 C 08 59 20.791 +22 41 31.06 V R17
2025-05-06 21:28:14 C 08 59 22.282 +22 41 16.76 V R17
2025-05-06 21:49:40 C 08 59 23.815 +22 41 02.44 V R17
2025-05-06 22:11:21 C 08 59 25.378 +22 40 47.82 V R17
2025-05-08 06:24:57 C 09 01 45.818 +22 19 15.92 V T08
2025-05-08 06:26:16 C 09 01 45.905 +22 19 14.92 V T08
2025-05-08 06:29:35 C 09 01 46.152 +22 19 12.61 V T08
2025-05-08 06:30:55 C 09 01 46.243 +22 19 11.82 V T08
2025-05-08 06:37:37 C 09 01 46.716 +22 19 07.18 V T08
2025-05-08 06:40:55 C 09 01 46.949 +22 19 05.02 V T08
2025-05-08 06:52:31 C 09 01 47.779 +22 18 57.35 V T08
2025-05-08 06:55:10 C 09 01 47.966 +22 18 55.48 V T08
2025-05-08 20:36:52 C 09 02 47.489 +22 09 46.01 Z C23
2025-05-08 21:19:55 C 09 02 50.614 +22 09 17.50 Z C23
2025-05-08 21:44:28 C 09 02 52.370 +22 09 01.51 Z C23
2025-05-09 05:01:31 C 09 03 23.850 +22 04 12.79 V 703
2025-05-09 05:04:45 C 09 03 24.109 +22 04 10.74 V 703
2025-05-09 05:08:01 C 09 03 24.332 +22 04 08.80 V 703
2025-05-09 05:11:17 C 09 03 24.584 +22 04 06.20 V 703
2025-05-09 06:12:26 C 09 03 29.126 +22 03 27.61 V T08
2025-05-09 06:17:10 C 09 03 29.458 +22 03 24.41 V T08
2025-05-09 06:25:12 C 09 03 30.034 +22 03 19.04 V T08
2025-05-09 06:47:23 C 09 03 31.613 +22 03 04.10 V T08
2025-05-09 17:57:39 C 09 04 20.05 +21 55 38.8 X C40
2025-05-09 18:00:14 C 09 04 20.24 +21 55 37.2 X C40
2025-05-09 18:02:49 C 09 04 20.42 +21 55 35.3 X C40
2025-05-09 18:05:24 C 09 04 20.61 +21 55 33.6 X C40