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
2024-10-24 16:46:59 B 21 44 07.267 +24 07 14.92 X L76
2024-10-24 16:49:03 B 21 44 07.128 +24 07 20.14 X L76
2024-10-24 16:51:06 B 21 44 06.986 +24 07 25.32 X L76
2024-10-25 07:51:46 C 21 43 12.725 +24 45 10.40 V T08
2024-10-25 07:56:26 C 21 43 12.418 +24 45 21.85 V T08
2024-10-25 08:04:25 C 21 43 11.882 +24 45 41.44 V T08
2024-10-25 08:21:06 C 21 43 10.776 +24 46 22.40 V T08
2024-10-26 18:19:06 B 21 41 18.840 +26 09 45.97 X L76
2024-10-26 18:20:49 B 21 41 18.734 +26 09 50.11 X L76
2024-10-26 18:22:32 B 21 41 18.636 +26 09 54.25 X L76
2024-10-26 18:24:11 B 21 41 18.538 +26 09 58.25 X L76
2024-10-26 18:25:52 B 21 41 18.439 +26 10 02.32 X L76
2024-10-26 18:27:33 B 21 41 18.336 +26 10 06.35 X L76
2024-10-26 18:29:14 B 21 41 18.238 +26 10 10.45 X L76
2024-10-26 18:30:55 B 21 41 18.137 +26 10 14.48 X L76
2024-10-26 18:32:36 B 21 41 18.038 +26 10 18.59 X L76
2024-10-27 16:41:23 C 21 40 11.38 +27 03 53.4 X G02
2024-10-27 16:53:10 C 21 40 10.72 +27 04 21.8 X G02
2024-10-27 16:59:55 C 21 40 10.502 +27 04 43.32 V K73
2024-10-27 17:04:45 C 21 40 10.07 +27 04 49.8 X G02
2024-10-27 17:08:36 C 21 40 09.970 +27 05 03.66 V K73
2024-10-27 17:19:00 C 21 40 09.382 +27 05 28.79 V K73
2024-10-27 17:26:24 C 21 40 08.978 +27 05 46.97 V K73
2024-10-27 17:33:17 C 21 40 08.546 +27 06 03.28 V K73
2024-10-27 17:40:09 C 21 40 08.165 +27 06 19.94 V K73
2024-10-27 17:46:59 C 21 40 07.754 +27 06 36.32 V K73
2024-10-27 17:53:52 C 21 40 07.385 +27 06 53.28 V K73
2024-10-27 17:59:40 C 21 40 07.066 +27 07 07.10 V K73
2024-10-27 18:14:17 C 21 40 06.182 +27 07 42.02 V K73
2024-10-28 17:15:05 B 21 39 00.926 +28 02 27.74 Z K74
2024-10-28 17:17:10 B 21 39 00.818 +28 02 32.75 Z K74
2024-10-28 17:19:26 B 21 39 00.696 +28 02 38.18 Z K74
2024-10-28 17:21:42 B 21 39 00.574 +28 02 43.58 Z K74
2024-10-28 17:23:59 B 21 39 00.458 +28 02 48.91 Z K74
2024-10-28 17:26:04 C 21 39 00.235 +28 02 59.28 V K73
2024-10-28 17:26:15 B 21 39 00.331 +28 02 54.20 Z K74
2024-10-28 17:28:51 B 21 39 00.194 +28 03 00.54 Z K74
2024-10-28 17:33:20 C 21 38 59.825 +28 03 16.60 V K73
2024-10-28 17:39:16 C 21 38 59.479 +28 03 30.56 V K73
2024-10-28 17:45:04 C 21 38 59.208 +28 03 44.35 V K73
2024-10-28 17:52:52 C 21 38 58.764 +28 04 02.89 V K73
2024-10-28 18:02:07 C 21 38 58.260 +28 04 24.74 V K73
2024-10-28 18:31:26 C 21 38 56.683 +28 05 33.72 V K73
2024-10-28 18:39:33 C 21 38 56.237 +28 05 53.30 V K73
2024-10-28 18:47:23 C 21 38 55.810 +28 06 11.52 V K73
2024-10-28 18:52:52 C 21 38 55.507 +28 06 24.41 V K73
2024-10-28 19:03:30 C 21 38 54.929 +28 06 49.54 V K73
2024-10-28 19:13:33 C 21 38 54.408 +28 07 13.04 V K73
2024-10-28 19:20:15 C 21 38 54.043 +28 07 28.92 V K73
2024-10-28 19:31:54 C 21 38 53.417 +28 07 56.24 V K73