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
2017-06-27 07:26:16 C 12 20 00.38 -13 59 46.5 L T08
2017-06-27 07:39:12 C 12 20 00.68 -13 59 47.9 L T08
2017-06-27 07:51:55 C 12 20 00.98 -13 59 49.0 L T08
2017-07-08 06:38:09 C 12 27 04.25 -14 33 36.5 L T08
2017-07-08 06:50:17 C 12 27 04.64 -14 33 38.7 L T08
2017-07-08 07:02:23 C 12 27 05.01 -14 33 40.5 L T08
2017-07-08 07:14:30 C 12 27 05.31 -14 33 42.6 L T08
2017-07-10 06:09:26 C 12 28 31.94 -14 40 57.4 L T05
2017-07-10 06:16:01 C 12 28 32.16 -14 40 59.0 L T05
2017-07-10 06:18:57 C 12 28 32.27 -14 41 00.5 L T05
2017-07-10 06:27:40 C 12 28 32.55 -14 41 01.4 L T05
2017-07-10 06:31:15 C 12 28 32.64 -14 41 01.3 L T05
2017-07-10 06:39:54 C 12 28 32.94 -14 41 02.3 L T05
2017-07-10 06:43:27 C 12 28 33.06 -14 41 03.8 L T05
2017-07-10 06:51:59 C 12 28 33.26 -14 41 04.7 L T05
2017-07-16 06:03:00 C 12 33 16.13 -15 05 21.4 L T08
2017-07-16 06:08:35 C 12 33 16.31 -15 05 22.7 L T08
2017-07-16 06:17:02 C 12 33 16.59 -15 05 24.4 L T08
2017-07-16 06:28:16 C 12 33 16.98 -15 05 26.1 L T08
2017-07-20 06:06:28 C 12 36 40.51 -15 23 19.5 L T08
2017-07-20 06:14:09 C 12 36 40.81 -15 23 21.0 L T08
2017-07-20 06:24:39 C 12 36 41.18 -15 23 22.9 L T08
2017-07-20 06:37:22 C 12 36 41.65 -15 23 25.6 L T08
2017-08-03 06:00:53 C 12 49 57.39 -16 35 30.6 L T05
2017-08-03 06:03:43 C 12 49 57.46 -16 35 31.4 L T05
2017-08-03 06:09:25 C 12 49 57.76 -16 35 33.0 L T05
2017-08-03 06:17:59 C 12 49 58.03 -16 35 34.2 L T05
2018-03-16 15:02:17 C 18 22 59.31 -40 22 52.6 U T05
2018-03-16 15:04:55 C 18 22 59.43 -40 22 53.4 U T05
2018-03-16 15:24:04 C 18 23 00.44 -40 22 58.0 U T05
2018-03-16 15:26:41 C 18 23 00.57 -40 22 58.5 U T05
2018-06-09 04:56:45 C 18 36 14.55 -51 30 52.5 q Y00
2018-06-09 05:11:11 C 18 36 13.67 -51 30 56.1 q Y00
2018-06-09 05:33:24 C 18 36 12.10 -51 31 02.3 q Y00
2018-06-14 05:48:27 C 18 27 48.44 -52 02 21.4 q X74
2018-06-14 06:03:57 C 18 27 47.22 -52 02 24.1 q X74
2018-06-14 06:21:40 C 18 27 45.89 -52 02 27.9 q X74
2018-06-16 07:58:53 C 18 24 00.84 -52 13 01.1 q X74
2018-06-16 08:15:25 C 18 23 59.55 -52 13 03.9 q X74
2018-06-16 08:32:30 C 18 23 58.23 -52 13 06.8 q X74
2018-06-27 05:39:53 C 18 02 29.21 -52 41 44.9 q X74
2018-06-27 05:55:17 C 18 02 27.86 -52 41 44.5 q X74
2018-06-27 06:10:37 C 18 02 26.55 -52 41 44.4 q X74
2018-07-03 19:23:38 C 17 49 05.55 -52 34 52.0 o K95
2018-07-03 19:45:47 C 17 49 03.88 -52 34 51.2 o K95
2018-07-03 19:49:22 C 17 49 03.53 -52 34 50.9 o K95
2018-07-03 19:52:56 C 17 49 03.17 -52 34 50.5 o K95
2018-07-07 03:17:00 C 17 42 30.35 -52 24 25.9 q X74
2018-07-07 03:33:06 C 17 42 29.01 -52 24 23.5 q X74
2018-07-07 03:47:11 C 17 42 27.82 -52 24 21.1 q X74