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
2024-10-17 20:46:25 C 21 55 49.922 +16 57 41.65 V M22
2024-10-17 20:56:51 C 21 55 48.977 +16 58 09.66 V M22
2024-10-19 16:58:16 C 21 52 20.13 +18 56 17.7 X G02
2024-10-19 17:09:29 C 21 52 19.21 +18 56 47.7 X G02
2024-10-19 17:20:45 C 21 52 18.27 +18 57 17.9 X G02
2024-10-21 04:18:27 C 21 49 41.110 +20 30 10.76 V 703
2024-10-21 04:21:48 C 21 49 40.854 +20 30 19.80 V 703
2024-10-21 04:25:09 C 21 49 40.588 +20 30 28.44 V 703
2024-10-21 04:28:30 C 21 49 40.318 +20 30 37.15 V 703
2024-10-21 16:54:19 C 21 48 48.71 +21 03 02.6 X G02
2024-10-21 16:59:30 C 21 48 48.31 +21 03 16.5 X G02
2024-10-21 17:04:40 C 21 48 47.91 +21 03 30.1 X G02
2024-10-22 18:15:22 C 21 47 04.37 +22 08 49.8 V K85
2024-10-22 18:19:50 B 21 47 03.113 +22 09 03.42 X L76
2024-10-22 18:24:03 B 21 47 02.786 +22 09 14.22 X L76
2024-10-22 18:28:16 B 21 47 02.484 +22 09 25.13 X L76
2024-10-22 18:32:28 B 21 47 02.167 +22 09 35.89 X L76
2024-10-22 18:36:43 B 21 47 01.850 +22 09 46.66 X L76
2024-10-22 18:40:21 C 21 47 02.55 +22 09 54.3 V K85
2024-10-22 18:40:59 B 21 47 01.543 +22 09 57.60 X L76
2024-10-23 17:15:44 B 21 45 34.116 +23 07 47.82 X L76
2024-10-23 17:18:40 B 21 45 33.907 +23 07 55.31 X L76
2024-10-23 17:21:37 B 21 45 33.696 +23 08 02.76 X L76
2024-10-23 17:24:34 B 21 45 33.490 +23 08 10.25 X L76
2024-10-23 17:27:32 B 21 45 33.281 +23 08 17.81 X L76
2024-10-23 17:30:30 B 21 45 33.070 +23 08 25.33 X L76
2024-10-23 18:43:15 B 21 45 28.805 +23 11 28.82 Z K74
2024-10-23 18:44:46 B 21 45 28.697 +23 11 32.68 Z K74
2024-10-23 18:46:48 B 21 45 28.553 +23 11 37.86 Z K74
2024-10-23 18:48:50 B 21 45 28.418 +23 11 43.01 Z K74
2024-10-23 18:50:52 B 21 45 28.274 +23 11 48.12 Z K74
2024-10-23 18:52:54 B 21 45 28.130 +23 11 53.30 Z K74
2024-10-23 18:54:56 B 21 45 27.984 +23 11 58.52 Z K74
2024-10-23 18:56:58 B 21 45 27.842 +23 12 03.74 Z K74
2024-10-23 18:58:59 B 21 45 27.698 +23 12 08.82 Z K74
2024-10-23 19:01:01 B 21 45 27.557 +23 12 14.04 Z K74
2024-10-23 19:03:03 B 21 45 27.418 +23 12 19.19 Z K74
2024-10-23 19:05:05 B 21 45 27.278 +23 12 24.30 Z K74
2024-10-23 19:07:08 B 21 45 27.127 +23 12 29.52 Z K74
2024-10-24 02:26:21 V 21 44 59.31 +23 31 05.9 V 270
2024-10-24 02:26:21 v 1 272.08327 +42.83026 270
2024-10-24 02:39:04 V 21 44 58.42 +23 31 37.8 V 270
2024-10-24 02:39:04 v 1 272.08327 +42.83026 270
2024-10-24 02:51:46 V 21 44 57.52 +23 32 09.5 V 270
2024-10-24 02:51:46 v 1 272.08327 +42.83026 270
2024-10-24 03:04:16 V 21 44 56.64 +23 32 41.1 V 270
2024-10-24 03:04:16 v 1 272.08327 +42.83026 270
2024-10-24 16:40:48 B 21 44 07.685 +24 06 59.40 X L76
2024-10-24 16:42:50 B 21 44 07.548 +24 07 04.55 X L76
2024-10-24 16:44:54 B 21 44 07.411 +24 07 09.73 X L76