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
2021-05-01 13:47:16 C 20 29 24.36 -40 44 11.4 V T08
2021-05-01 13:51:55 C 20 29 24.61 -40 44 11.4 V T08
2021-05-01 14:15:00 C 20 29 25.68 -40 44 16.8 V T08
2021-05-13 12:49:19 C 20 41 52.63 -41 46 46.6 V T08
2021-05-13 12:53:58 C 20 41 52.81 -41 46 47.9 V T08
2021-05-13 13:02:35 C 20 41 53.11 -41 46 50.2 V T08
2021-05-13 13:17:52 C 20 41 53.68 -41 46 54.0 V T08
2021-05-13 14:46:37 C 20 41 56.88 -41 47 16.9 V T08
2021-05-17 13:43:21 C 20 45 20.12 -42 12 15.7 V T08
2021-05-17 13:52:26 C 20 45 20.40 -42 12 18.3 V T08
2021-05-17 13:57:44 C 20 45 20.56 -42 12 19.6 V T08
2021-05-17 13:58:24 C 20 45 20.58 -42 12 20.0 V T08
2021-05-17 14:03:43 C 20 45 20.78 -42 12 21.7 V T08
2021-05-17 14:46:02 C 20 45 22.11 -42 12 33.3 V T08
2021-05-23 13:06:49 C 20 49 38.25 -42 54 19.2 V T05
2021-05-23 13:11:26 C 20 49 38.35 -42 54 20.6 V T05
2021-05-23 13:21:19 C 20 49 38.61 -42 54 23.7 V T05
2021-05-23 13:35:50 C 20 49 38.96 -42 54 28.4 V T05
2021-05-25 12:37:19 C 20 50 49.70 -43 09 25.7 V T08
2021-05-25 12:42:38 C 20 50 49.82 -43 09 27.3 V T08
2021-05-25 12:47:57 C 20 50 49.91 -43 09 29.3 V T08
2021-05-25 13:07:12 C 20 50 50.37 -43 09 35.5 V T08
2021-05-31 13:26:20 C 20 53 38.96 -43 59 07.8 V T05
2021-05-31 13:30:17 C 20 53 39.02 -43 59 09.1 V T05
2021-05-31 13:56:26 C 20 53 39.36 -43 59 18.8 V T05
2021-06-02 12:58:11 C 20 54 17.33 -44 16 37.1 V T08
2021-06-02 13:02:50 C 20 54 17.37 -44 16 39.1 V T08
2021-06-02 13:10:48 C 20 54 17.44 -44 16 42.0 V T08
2021-06-02 13:28:34 C 20 54 17.62 -44 16 48.5 V T08
2021-06-06 12:04:43 C 20 55 05.78 -44 53 17.3 V T08
2021-06-06 12:10:41 C 20 55 05.80 -44 53 19.7 V T08
2021-06-06 12:32:27 C 20 55 05.88 -44 53 28.5 V T08
2021-06-06 12:41:46 C 20 55 05.91 -44 53 32.2 V T08
2021-06-10 13:05:32 C 20 55 12.97 -45 32 48.4 V T08
2021-06-10 13:09:31 C 20 55 12.94 -45 32 49.8 V T08
2021-06-10 13:24:05 C 20 55 12.87 -45 32 56.1 V T08
2021-06-10 13:34:44 C 20 55 12.82 -45 33 00.7 V T08
2021-06-20 12:30:25 C 20 52 06.06 -47 16 46.5 V T05
2021-06-20 12:33:03 C 20 52 05.99 -47 16 47.6 V T05
2021-06-20 12:37:00 C 20 52 05.88 -47 16 49.5 V T05
2021-06-20 12:37:40 C 20 52 05.87 -47 16 49.9 V T05
2021-06-20 12:40:18 C 20 52 05.80 -47 16 51.0 V T05
2021-06-20 12:44:15 C 20 52 05.69 -47 16 52.8 V T05
2021-06-20 12:44:54 C 20 52 05.68 -47 16 53.1 V T05
2021-06-20 13:17:02 C 20 52 04.82 -47 17 07.5 V T05
2021-06-22 10:54:03 C 20 50 53.16 -47 37 25.7 V T08
2021-06-22 10:58:41 C 20 50 53.00 -47 37 28.2 V T08
2021-06-22 11:02:40 C 20 50 52.91 -47 37 30.0 V T08
2021-06-22 11:33:50 C 20 50 51.93 -47 37 44.2 V T08
2021-06-22 11:41:48 C 20 50 51.73 -47 37 48.4 V T08