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
2011-05-07 03:28:16 C 10 19 44.65 +10 14 00.6 r 703
2011-05-07 03:36:32 C 10 19 44.86 +10 13 57.4 r 703
2011-05-07 19:51:28 C 10 20 07.14 +10 07 32.5 c A24
2011-05-07 19:52:30 C 10 20 07.18 +10 07 32.4 c A24
2011-05-07 20:15:00 C 10 20 07.67 +10 07 23.6 c A24
2011-05-07 20:38:11 C 10 20 08.20 +10 07 14.4 c A24
2011-05-07 21:01:02 C 10 20 08.70 +10 07 05.6 c A24
2011-05-07 21:02:04 C 10 20 08.71 +10 07 05.4 c A24
2011-05-08 20:09:35 C 10 20 41.53 +09 58 00.0 c A24
2011-05-08 20:10:37 C 10 20 41.55 +09 57 59.6 c A24
2011-05-19 21:04:01 C 10 28 10.92 +08 13 28.6 u A71
2011-05-19 21:07:39 C 10 28 11.01 +08 13 27.5 u A71
2011-05-19 21:11:05 C 10 28 11.13 +08 13 25.8 u A71
2011-05-19 21:16:12 C 10 28 11.30 +08 13 23.7 u A71
2011-05-20 21:02:40 C 10 28 57.64 +08 03 59.3 u A06
2011-05-20 21:27:14 C 10 28 58.40 +08 03 49.6 u A06
2011-05-20 21:58:46 C 10 28 59.41 +08 03 37.5 u A06
2011-05-22 00:05:55 C 10 29 51.36 +07 53 19.2 o 844
2011-05-22 00:17:27 C 10 29 51.76 +07 53 15.5 o 844
2011-05-22 00:28:47 C 10 29 52.22 +07 53 11.2 o 844
2011-05-22 01:02:51 C 10 29 53.23 +07 52 56.4 o 844
2011-05-24 03:50:24 C 10 31 37.06 +07 32 44.0 16.7 c 704
2011-05-24 04:06:29 C 10 31 37.61 +07 32 37.5 16.8 c 704
2011-05-24 04:22:33 C 10 31 38.18 +07 32 31.2 17.0 c 704
2011-05-24 04:38:39 C 10 31 38.69 +07 32 24.7 17.1 c 704
2011-05-24 04:54:51 C 10 31 39.24 +07 32 18.2 16.9 c 704
2011-05-25 20:57:53 C 10 33 03.78 +07 16 21.7 o 639
2011-05-25 21:05:40 C 10 33 04.03 +07 16 18.6 o 639
2011-05-25 21:12:40 C 10 33 04.29 +07 16 16.1 o 639
2011-05-26 04:39:11 C 10 33 20.19 +07 13 18.8 r G96
2011-05-26 04:49:16 C 10 33 20.55 +07 13 14.7 r G96
2011-05-26 04:59:21 C 10 33 20.91 +07 13 10.7 r G96
2011-05-26 05:09:29 C 10 33 21.27 +07 13 06.7 r G96
2011-05-27 03:38:40 C 10 34 09.97 +07 04 09.8 17.2 c 704
2011-05-27 03:54:25 C 10 34 10.58 +07 04 02.9 18.2 c 704
2011-05-27 04:11:26 C 10 34 11.21 +07 03 56.4 17.8 c 704
2011-05-27 04:27:50 C 10 34 11.78 +07 03 49.7 17.5 c 704
2011-05-27 04:44:18 C 10 34 12.36 +07 03 44.3 17.6 c 704
2011-05-28 19:56:15 C 10 35 38.87 +06 48 03.4 a 233
2011-05-28 20:13:47 C 10 35 39.52 +06 47 56.3 a 233
2011-05-28 20:31:43 C 10 35 40.16 +06 47 49.0 a 233
2011-05-30 19:46:50 C 10 37 27.05 +06 28 55.6 u B38
2011-05-30 20:09:01 C 10 37 27.89 +06 28 46.9 u B38
2011-05-30 20:16:00 C 10 37 28.13 +06 28 44.0 u B38
2011-05-30 20:22:37 C 10 37 28.39 +06 28 41.4 u B38
2011-06-05 04:02:13 C 10 42 30.34 +05 37 23.8 r G96
2011-06-05 04:08:57 C 10 42 30.63 +05 37 21.1 r G96
2011-06-05 04:15:38 C 10 42 30.88 +05 37 18.4 r G96
2011-06-05 04:22:18 C 10 42 31.14 +05 37 15.6 r G96
2011-06-06 04:42:25 C 10 43 30.68 +05 27 26.5 r 703