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
2014-01-07 09:48:15 C 12 59 52.04 +00 05 26.9 R G45
2014-01-07 10:25:05 S 12 59 52.71 +00 05 16.9 L C51
2014-01-07 10:27:25 C 12 59 52.98 +00 05 12.3 R G45
2014-01-07 11:04:34 C 12 59 53.88 +00 04 59.5 R G45
2014-01-07 11:30:46 C 12 59 54.49 +00 04 49.7 R G45
2014-01-07 11:48:56 C 12 59 54.91 +00 04 43.0 R G45
2014-01-07 12:42:52 C 12 59 56.21 +00 04 24.1 R G45
2014-01-07 13:01:19 C 12 59 56.64 +00 04 17.1 R G45
2014-01-08 02:08:56 C 13 00 16.02 -00 00 27.2 o C41
2014-01-08 02:10:27 C 13 00 16.07 -00 00 27.9 o C41
2014-01-08 02:11:56 C 13 00 16.08 -00 00 28.6 o C41
2014-01-08 02:55:01 C 13 00 17.08 -00 00 43.8 o C41
2014-01-08 02:56:35 C 13 00 17.13 -00 00 44.1 o C41
2014-01-08 02:58:07 C 13 00 17.15 -00 00 44.6 o C41
2014-01-14 10:32:55 C 13 03 18.97 -00 52 07.1 u H21
2014-01-14 10:36:30 C 13 03 19.02 -00 52 08.3 u H21
2014-01-14 10:40:05 C 13 03 19.07 -00 52 09.4 u H21
2014-01-14 10:43:41 C 13 03 19.12 -00 52 10.5 u H21
2014-01-14 10:47:14 C 13 03 19.18 -00 52 11.8 u H21
2014-01-14 10:50:45 C 13 03 19.23 -00 52 12.8 u H21
2014-01-14 10:53:53 C 13 03 19.28 -00 52 13.8 u H21
2014-01-16 11:15:09 C 13 04 01.06 -01 07 22.5 o 926
2014-01-16 11:41:00 C 13 04 01.36 -01 07 30.5 o 926
2014-01-16 12:11:17 C 13 04 01.72 -01 07 39.8 o 926
2014-02-11 09:20:49 C 12 59 33.81 -03 25 29.1 q 703
2014-02-11 09:34:08 C 12 59 33.40 -03 25 31.0 q 703
2014-02-11 09:43:50 C 12 59 33.10 -03 25 32.2 q 703
2014-02-11 09:53:34 C 12 59 32.81 -03 25 33.6 q 703
2014-02-19 09:49:25 C 12 52 48.21 -03 45 37.1 u H21
2014-02-19 09:52:44 C 12 52 48.07 -03 45 37.4 u H21
2014-02-19 09:56:13 C 12 52 47.91 -03 45 37.6 u H21
2014-02-20 10:29:09 C 12 51 45.65 -03 47 23.9 o 691
2014-02-20 10:54:40 C 12 51 44.50 -03 47 25.7 o 691
2014-02-20 11:20:10 C 12 51 43.36 -03 47 27.4 o 691
2014-02-26 12:24:52 C 12 44 49.330 -03 54 23.56 L F51
2014-02-26 12:42:40 C 12 44 48.373 -03 54 24.06 L F51
2014-02-26 13:00:29 C 12 44 47.418 -03 54 24.57 L F51
2014-02-26 13:18:19 C 12 44 46.461 -03 54 24.96 L F51
2014-02-27 09:14:04 C 12 43 43.94 -03 54 55.3 o 691
2014-02-27 09:39:30 C 12 43 42.55 -03 54 55.9 o 691
2014-02-27 10:04:57 C 12 43 41.16 -03 54 56.4 o 691
2014-03-02 12:44:14 C 12 39 36.00 -03 55 50.0 u C15
2014-03-02 14:55:26 C 12 39 28.45 -03 55 49.7 u C15
2014-03-02 15:10:01 C 12 39 27.62 -03 55 49.7 u C15
2014-03-03 03:07:54 C 12 38 46.54 -03 55 48.0 c J04
2014-03-03 03:24:33 C 12 38 45.57 -03 55 47.9 c J04
2014-03-03 03:41:14 C 12 38 44.59 -03 55 48.0 c J04
2014-03-03 03:57:54 C 12 38 43.60 -03 55 47.8 c J04
2014-03-03 15:48:02 C 12 38 02.89 -03 55 48.1 o D54
2014-03-03 15:49:39 C 12 38 02.78 -03 55 48.1 o D54