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
2024-12-29 07:12:08 C 23 55 35.642 +68 05 51.54 V T08
2024-12-31 06:29:49 C 00 11 51.065 +68 41 48.62 V T05
2024-12-31 06:35:12 C 00 11 52.903 +68 41 52.01 V T05
2024-12-31 06:48:04 C 00 11 57.322 +68 42 00.43 V T05
2025-01-02 06:32:03 C 00 29 26.822 +69 12 04.21 V T08
2025-01-02 06:37:24 C 00 29 28.783 +69 12 06.84 V T08
2025-01-02 06:46:00 C 00 29 31.903 +69 12 11.38 V T08
2025-01-02 07:03:21 C 00 29 38.256 +69 12 20.05 V T08
2025-01-03 19:36:46 B 00 43 43.678 +69 30 38.30 q Y84
2025-01-03 19:43:33 B 00 43 46.234 +69 30 41.15 q Y84
2025-01-03 19:50:17 B 00 43 48.816 +69 30 43.96 q Y84
2025-01-03 23:59:53 B 00 45 25.43 +69 32 22.1 q Y84
2025-01-04 00:06:36 B 00 45 28.14 +69 32 25.0 q Y84
2025-01-04 00:13:21 B 00 45 30.85 +69 32 27.8 q Y84
2025-01-04 06:24:37 C 00 47 57.989 +69 35 22.20 V T05
2025-01-04 06:29:12 C 00 47 59.750 +69 35 23.86 V T05
2025-01-04 06:37:12 C 00 48 02.822 +69 35 26.84 V T05
2025-01-04 06:39:12 C 00 48 03.574 +69 35 27.53 V T05
2025-01-04 06:53:49 C 00 48 09.166 +69 35 32.86 V T05
2025-01-04 06:55:46 C 00 48 09.917 +69 35 33.65 V T05
2025-01-04 06:58:27 C 00 48 10.966 +69 35 34.55 V T05
2025-01-04 07:06:19 C 00 48 13.985 +69 35 37.21 V T05
2025-01-06 07:38:29 C 01 07 49.474 +69 51 32.00 V T08
2025-01-06 07:52:29 C 01 07 55.094 +69 51 34.67 V T08
2025-01-06 08:42:33 C 01 08 15.240 +69 51 43.56 V T08
2025-01-08 07:06:27 C 01 27 33.749 +69 59 19.68 V T05
2025-01-08 07:11:44 C 01 27 35.892 +69 59 19.79 V T05
2025-01-08 07:21:08 C 01 27 39.730 +69 59 20.04 V T05
2025-01-08 07:41:44 C 01 27 48.125 +69 59 20.69 V T05
2025-01-09 19:36:33 C 01 42 56.47 +69 59 41.6 o C41
2025-01-09 19:53:12 C 01 43 03.55 +69 59 40.0 o C41
2025-01-10 07:24:30 C 01 47 56.146 +69 58 59.81 V T08
2025-01-10 07:29:09 C 01 47 58.058 +69 58 59.09 V T08
2025-01-10 07:37:48 C 01 48 01.627 +69 58 57.79 V T08
2025-01-10 07:56:37 C 01 48 09.401 +69 58 55.06 V T08
2025-01-10 21:29:19 C 01 53 52.59 +69 57 04.4 o C41
2025-01-10 21:45:59 C 01 53 59.65 +69 57 01.1 o C41
2025-01-11 21:11:17 C 02 03 53.990 +69 52 46.52 Z D66
2025-01-11 21:15:08 C 02 03 55.610 +69 52 45.48 Z D66
2025-01-11 21:17:30 C 02 03 56.604 +69 52 44.87 Z D66
2025-01-12 08:08:36 C 02 08 29.974 +69 50 08.66 V T05
2025-01-12 08:23:11 C 02 08 35.942 +69 50 03.91 V T05
2025-01-12 08:35:09 C 02 08 40.834 +69 50 00.10 V T05
2025-01-12 08:39:53 C 02 08 42.802 +69 49 58.51 V T05
2025-01-12 17:16:11 B 02 12 22.658 +69 47 28.90 V L65
2025-01-12 17:20:22 B 02 12 24.365 +69 47 27.71 V L65
2025-01-12 17:24:34 B 02 12 26.081 +69 47 26.48 V L65
2025-01-12 18:48:23 B 02 13 00.314 +69 47 01.97 X K87
2025-01-12 18:50:30 B 02 13 01.159 +69 47 01.28 X K87
2025-01-12 18:52:36 B 02 13 01.999 +69 47 00.64 X K87