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
2024-09-12 04:47:37 v 1 242.98596 +33.20798 270
2024-09-12 05:00:19 V 23 29 38.02 -16 44 09.5 V 270
2024-09-12 05:00:19 v 1 242.98596 +33.20798 270
2024-09-12 05:13:01 V 23 29 36.75 -16 43 52.8 V 270
2024-09-12 05:13:01 v 1 242.98596 +33.20798 270
2024-09-12 05:25:31 V 23 29 35.49 -16 43 36.0 V 270
2024-09-12 05:25:31 v 1 242.98596 +33.20798 270
2024-09-12 16:52:02 V 23 28 28.07 -16 28 00.4 V 270
2024-09-12 16:52:02 v 1 139.13620 +35.33846 270
2024-09-12 17:04:44 V 23 28 26.77 -16 27 43.0 V 270
2024-09-12 17:04:44 v 1 139.13620 +35.33846 270
2024-09-12 17:17:26 V 23 28 25.48 -16 27 24.4 V 270
2024-09-12 17:17:26 v 1 139.13620 +35.33846 270
2024-09-12 17:29:57 V 23 28 24.24 -16 27 07.1 V 270
2024-09-12 17:29:57 v 1 139.13620 +35.33846 270
2024-09-13 00:05:03 C 23 27 46.831 -16 18 04.54 Z C23
2024-09-13 00:32:43 C 23 27 43.997 -16 17 25.91 Z C23
2024-09-14 15:11:01 V 23 23 53.22 -15 21 07.5 V 270
2024-09-14 15:11:01 v 1 140.17437 +36.06243 270
2024-09-14 15:23:36 V 23 23 51.85 -15 20 48.2 V 270
2024-09-14 15:23:36 v 1 140.17437 +36.06243 270
2024-09-14 15:36:06 V 23 23 50.53 -15 20 29.7 V 270
2024-09-14 15:36:06 v 1 140.17437 +36.06243 270
2024-09-14 15:48:52 V 23 23 49.13 -15 20 10.0 V 270
2024-09-14 15:48:52 v 1 140.17437 +36.06243 270
2024-09-14 21:28:56 C 23 23 15.070 -15 11 30.91 V 088
2024-09-14 21:29:08 C 23 23 15.050 -15 11 30.59 V 088
2024-09-14 21:29:19 C 23 23 15.038 -15 11 30.19 V 088
2024-09-14 21:29:31 C 23 23 15.012 -15 11 30.05 V 088
2024-09-14 21:29:58 C 23 23 14.957 -15 11 29.29 V 088
2024-09-16 09:27:28 V 23 19 31.38 -14 13 59.7 V 270
2024-09-16 09:27:28 v 1 151.66013 -32.96848 270
2024-09-16 09:41:57 V 23 19 29.78 -14 13 36.3 V 270
2024-09-16 09:41:57 v 1 151.66013 -32.96848 270
2024-09-16 10:12:28 V 23 19 26.41 -14 12 47.5 V 270
2024-09-16 10:12:28 v 1 151.66013 -32.96848 270
2024-09-16 10:26:10 V 23 19 24.88 -14 12 25.2 V 270
2024-09-16 10:26:10 v 1 151.66013 -32.96848 270
2024-09-16 13:16:16 V 23 19 06.15 -14 08 18.1 V 270
2024-09-16 13:16:16 v 1 134.35900 +35.08986 270
2024-09-16 13:28:46 V 23 19 04.75 -14 07 57.6 V 270
2024-09-16 13:28:46 v 1 134.35900 +35.08986 270
2024-09-16 13:41:20 V 23 19 03.31 -14 07 36.7 V 270
2024-09-16 13:41:20 v 1 134.35900 +35.08986 270
2024-09-16 13:54:03 V 23 19 01.88 -14 07 15.8 V 270
2024-09-16 13:54:03 v 1 134.35900 +35.08986 270
2024-09-18 09:33:32 V 23 14 18.52 -12 51 46.3 V 270
2024-09-18 09:33:32 v 1 151.66013 -32.96848 270
2024-09-18 09:45:34 V 23 14 17.14 -12 51 25.3 V 270
2024-09-18 09:45:34 v 1 151.66013 -32.96848 270