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
2025-04-03 04:57:59 C 07 56 54.733 +32 56 58.60 V 703
2025-04-03 06:07:03 C 07 57 00.713 +32 55 59.92 V T08
2025-04-03 06:17:13 C 07 57 01.531 +32 55 51.06 V T08
2025-04-03 06:24:03 C 07 57 02.076 +32 55 45.05 V T08
2025-04-03 18:15:32 C 07 58 01.35 +32 45 16.4 X G02
2025-04-03 18:20:00 C 07 58 01.71 +32 45 12.4 X G02
2025-04-03 18:24:17 C 07 58 02.07 +32 45 08.6 X G02
2025-04-03 19:39:43 C 07 58 08.29 +32 44 02.4 V K85
2025-04-03 20:24:43 C 07 58 11.97 +32 43 22.7 V K85
2025-04-04 06:03:41 C 07 59 00.067 +32 35 01.00 V T05
2025-04-04 06:25:49 C 07 59 01.848 +32 34 41.66 V T05
2025-04-04 06:30:23 C 07 59 02.218 +32 34 37.70 V T05
2025-04-04 06:38:13 C 07 59 02.844 +32 34 30.83 V T05
2025-04-04 19:25:51 C 08 00 06.427 +32 23 19.93 Z C23
2025-04-04 20:35:31 C 08 00 12.074 +32 22 18.80 Z C23
2025-04-04 21:13:47 C 08 00 15.192 +32 21 45.97 Z C23
2025-04-06 19:45:32 B 08 04 04.58 +31 41 53.1 q M04
2025-04-06 19:57:52 B 08 04 05.55 +31 41 42.9 q M04
2025-04-06 20:13:56 B 08 04 06.85 +31 41 29.6 q M04
2025-04-07 20:49:16 B 08 06 07.010 +31 20 43.51 W J51
2025-04-07 20:52:18 B 08 06 07.258 +31 20 40.70 W J51
2025-04-07 20:55:21 B 08 06 07.493 +31 20 38.36 W J51
2025-04-07 21:11:31 C 08 06 08.719 +31 20 21.66 Z C23
2025-04-07 21:37:30 C 08 06 10.793 +31 19 59.70 Z C23
2025-04-07 22:31:24 C 08 06 15.050 +31 19 14.23 X L63
2025-04-07 22:49:43 C 08 06 16.529 +31 18 58.97 X L63
2025-04-07 23:09:04 C 08 06 18.055 +31 18 42.16 X L63
2025-04-08 19:26:49 B 08 07 56.976 +31 01 45.41 V 160
2025-04-08 19:33:05 B 08 07 57.499 +31 01 40.04 V 160
2025-04-09 07:16:11 C 08 08 54.139 +30 51 58.28 V T05
2025-04-09 07:21:00 C 08 08 54.526 +30 51 54.29 V T05
2025-04-09 07:29:37 C 08 08 55.198 +30 51 47.12 V T05
2025-04-09 07:46:26 C 08 08 56.527 +30 51 33.01 V T05
2025-04-09 17:23:21 B 08 09 43.030 +30 43 35.36 Z M69
2025-04-09 17:26:39 B 08 09 43.291 +30 43 32.63 Z M69
2025-04-09 17:29:56 B 08 09 43.548 +30 43 29.89 Z M69
2025-04-10 00:31:23 B 08 10 17.44 +30 37 44.5 q X33
2025-04-10 00:33:56 B 08 10 17.69 +30 37 43.8 q X33
2025-04-10 00:36:29 B 08 10 17.88 +30 37 42.3 q X33
2025-04-10 17:45:25 B 08 11 40.330 +30 23 33.43 Z M69
2025-04-10 17:50:52 B 08 11 40.757 +30 23 29.00 Z M69
2025-04-10 17:56:17 B 08 11 41.184 +30 23 24.50 Z M69
2025-04-10 19:03:12 B 08 11 46.764 +30 22 28.09 V 160
2025-04-10 19:08:29 B 08 11 47.172 +30 22 23.70 V 160
2025-04-10 20:46:52 C 08 11 54.948 +30 21 02.27 Z C23
2025-04-10 21:39:04 C 08 11 59.078 +30 20 19.57 Z C23
2025-04-10 22:22:10 C 08 12 02.498 +30 19 44.00 Z C23
2025-04-11 01:10:36 C 08 12 16.087 +30 17 27.38 q X04
2025-04-11 01:43:57 C 08 12 18.718 +30 17 00.10 q X04
2025-04-11 02:14:09 C 08 12 21.142 +30 16 34.90 q X04