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
2025-04-17 18:29:00 C 08 24 57.67 +28 09 49.2 X C40
2025-04-17 18:29:12 B 08 24 57.68 +28 09 48.8 X L76
2025-04-17 18:31:13 C 08 24 57.84 +28 09 47.3 X C40
2025-04-17 18:33:25 C 08 24 58.00 +28 09 45.7 X C40
2025-04-17 18:35:39 C 08 24 58.18 +28 09 44.1 X C40
2025-04-18 04:32:46 C 08 25 44.353 +28 02 07.30 V 703
2025-04-18 04:33:52 C 08 25 44.468 +28 02 06.32 V 703
2025-04-18 04:36:01 C 08 25 44.602 +28 02 04.85 V 703
2025-04-18 04:37:06 C 08 25 44.728 +28 02 03.95 V 703
2025-04-18 04:39:15 C 08 25 44.843 +28 02 02.40 V 703
2025-04-18 04:40:21 C 08 25 44.958 +28 02 01.18 V 703
2025-04-18 04:42:30 C 08 25 45.120 +28 01 59.63 V 703
2025-04-18 04:43:36 C 08 25 45.214 +28 01 58.87 V 703
2025-04-18 19:04:29 B 08 26 51.890 +27 51 00.90 V 160
2025-04-18 19:07:56 B 08 26 52.176 +27 50 58.02 V 160
2025-04-18 19:11:22 B 08 26 52.457 +27 50 55.14 V 160
2025-04-18 20:29:11 C 08 26 58.390 +27 49 55.31 Z C23
2025-04-18 21:10:29 C 08 27 01.567 +27 49 23.84 Z C23
2025-04-18 21:53:09 C 08 27 04.822 +27 48 51.16 Z C23
2025-04-19 18:07:06 C 08 28 38.40 +27 33 31.4 X C40
2025-04-19 18:09:07 C 08 28 38.56 +27 33 29.8 X C40
2025-04-19 18:11:08 C 08 28 38.70 +27 33 28.3 X C40
2025-04-19 18:13:08 C 08 28 38.85 +27 33 26.7 X C40
2025-04-19 18:15:08 C 08 28 39.01 +27 33 25.4 X C40
2025-04-19 18:17:09 C 08 28 39.16 +27 33 23.7 X C40
2025-04-19 18:19:09 C 08 28 39.31 +27 33 22.1 X C40
2025-04-19 18:21:09 C 08 28 39.46 +27 33 20.7 X C40
2025-04-19 18:23:09 C 08 28 39.61 +27 33 19.2 X C40
2025-04-19 18:25:09 C 08 28 39.76 +27 33 17.6 X C40
2025-04-19 18:27:09 C 08 28 39.91 +27 33 16.2 X C40
2025-04-19 18:29:09 C 08 28 40.06 +27 33 14.5 X C40
2025-04-20 03:03:52 C 08 29 19.720 +27 26 47.69 V G96
2025-04-20 03:11:33 C 08 29 20.296 +27 26 41.82 V G96
2025-04-20 03:19:14 C 08 29 20.872 +27 26 35.99 V G96
2025-04-20 03:26:54 C 08 29 21.448 +27 26 30.26 V G96
2025-04-20 04:46:06 C 08 29 27.416 +27 25 30.18 V 703
2025-04-20 04:49:27 C 08 29 27.668 +27 25 27.73 V 703
2025-04-20 04:52:48 C 08 29 27.920 +27 25 25.10 V 703
2025-04-20 04:56:08 C 08 29 28.169 +27 25 22.48 V 703
2025-04-21 04:33:05 C 08 31 16.784 +27 07 39.86 V 703
2025-04-21 04:36:19 C 08 31 17.033 +27 07 37.45 V 703
2025-04-21 04:39:34 C 08 31 17.278 +27 07 34.86 V 703
2025-04-21 04:42:48 C 08 31 17.519 +27 07 32.52 V 703
2025-04-22 04:48:20 C 08 33 07.880 +26 49 36.37 V 703
2025-04-22 04:51:40 C 08 33 08.125 +26 49 33.89 V 703
2025-04-22 04:55:01 C 08 33 08.381 +26 49 31.58 V 703
2025-04-22 04:58:22 C 08 33 08.640 +26 49 28.96 V 703
2025-04-22 17:00:38 C 08 34 03.80 +26 40 34.2 X C40
2025-04-22 17:02:39 C 08 34 03.96 +26 40 32.6 X C40
2025-04-22 17:04:39 C 08 34 04.10 +26 40 31.3 X C40