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
2017-05-02 04:56:04 C 12 24 37.16 -14 49 51.9 q G96
2017-05-02 05:02:11 C 12 24 36.94 -14 49 50.8 q G96
2017-05-02 05:08:16 C 12 24 36.71 -14 49 49.8 q G96
2017-05-02 05:14:22 C 12 24 36.48 -14 49 48.8 q G96
2017-05-06 09:23:41 C 12 21 15.06 -14 33 46.5 L T05
2017-05-06 10:09:44 C 12 21 13.58 -14 33 39.2 L T05
2017-05-06 10:31:42 C 12 21 12.87 -14 33 35.8 L T05
2017-05-06 10:54:27 C 12 21 12.14 -14 33 31.9 L T05
2017-05-13 07:36:46 C 12 16 51.63 -14 10 25.0 L T08
2017-05-13 07:57:24 C 12 16 51.12 -14 10 22.7 L T08
2017-05-13 08:20:54 C 12 16 50.58 -14 10 19.5 L T08
2017-05-13 08:38:32 C 12 16 50.20 -14 10 17.3 L T08
2017-05-14 05:00:55 C 12 16 24.05 -14 07 46.3 q 703
2017-05-14 05:08:38 C 12 16 23.88 -14 07 45.4 q 703
2017-05-14 05:16:21 C 12 16 23.71 -14 07 44.3 q 703
2017-05-14 05:24:03 C 12 16 23.55 -14 07 43.4 q 703
2017-05-24 07:02:15 C 12 12 51.56 -13 44 05.6 L T08
2017-05-24 07:26:28 C 12 12 51.31 -13 44 03.8 L T08
2017-05-24 07:50:51 C 12 12 51.10 -13 44 01.9 L T08
2017-05-24 08:15:25 C 12 12 50.86 -13 44 00.1 L T08
2017-05-29 06:39:50 C 12 12 11.20 -13 37 06.4 L T08
2017-05-29 07:04:18 C 12 12 11.11 -13 37 05.3 L T08
2017-05-29 07:27:55 C 12 12 11.01 -13 37 04.0 L T08
2017-05-29 07:52:16 C 12 12 10.93 -13 37 02.9 L T08
2017-06-06 06:22:58 C 12 12 28.44 -13 32 45.6 L T08
2017-06-06 06:40:09 C 12 12 28.52 -13 32 45.6 L T08
2017-06-06 07:02:28 C 12 12 28.60 -13 32 45.2 L T08
2017-06-06 07:24:33 C 12 12 28.70 -13 32 45.2 L T08
2017-06-10 02:41:20 C 12 13 09.69 -13 33 35.7 o W92
2017-06-10 03:03:31 C 12 13 09.94 -13 33 37.6 o W92
2017-06-10 06:14:47 C 12 13 11.80 -13 33 43.5 L T08
2017-06-10 06:40:14 C 12 13 12.00 -13 33 43.5 L T08
2017-06-10 06:50:13 C 12 13 12.06 -13 33 43.5 L T08
2017-06-10 07:19:19 C 12 13 12.30 -13 33 44.4 L T08
2017-06-16 07:36:40 C 12 14 57.54 -13 38 59.9 L T05
2017-06-16 07:48:52 C 12 14 57.70 -13 39 00.5 L T05
2017-06-16 08:01:04 C 12 14 57.88 -13 39 01.2 L T05
2017-06-16 08:13:23 C 12 14 58.05 -13 39 01.6 L T05
2017-06-17 19:16:01 C 12 15 30.50 -13 40 55.5 o K95
2017-06-17 19:55:44 C 12 15 31.10 -13 40 57.8 o K95
2017-06-17 20:11:55 C 12 15 31.37 -13 40 59.1 o K95
2017-06-23 07:27:34 C 12 17 54.78 -13 50 36.2 L T08
2017-06-23 07:39:05 C 12 17 55.01 -13 50 37.2 L T08
2017-06-23 07:40:29 C 12 17 55.03 -13 50 37.4 L T08
2017-06-23 07:51:50 C 12 17 55.25 -13 50 38.2 L T08
2017-06-23 07:53:58 C 12 17 55.29 -13 50 38.8 L T08
2017-06-23 08:05:19 C 12 17 55.52 -13 50 39.6 L T08
2017-06-23 08:06:44 C 12 17 55.54 -13 50 39.7 L T08
2017-06-23 08:18:05 C 12 17 55.76 -13 50 40.7 L T08
2017-06-27 07:13:12 C 12 20 00.06 -13 59 45.1 L T08