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
2022-02-14 15:42:02 C 01 04 34.37 +23 34 52.6 q C97
2022-02-16 05:26:25 C 01 10 57.57 +24 19 34.8 V T05
2022-02-16 05:34:20 C 01 10 58.91 +24 19 43.9 V T05
2022-02-16 05:38:56 C 01 10 59.70 +24 19 49.3 V T05
2022-02-16 05:53:26 C 01 11 02.14 +24 20 06.2 V T05
2022-02-17 06:30:29 C 01 15 14.65 +24 48 45.4 V T08
2022-02-17 06:35:46 C 01 15 15.54 +24 48 51.6 V T08
2022-02-17 06:46:23 C 01 15 17.35 +24 49 03.6 V T08
2022-02-18 18:51:56 C 01 21 31.31 +25 30 17.8 V L92
2022-02-18 18:57:23 C 01 21 32.33 +25 30 24.1 V L92
2022-02-18 19:03:25 C 01 21 33.42 +25 30 30.5 V L92
2022-02-18 19:09:28 C 01 21 34.41 +25 30 37.9 V L92
2022-02-18 19:15:31 C 01 21 35.52 +25 30 44.1 V L92
2022-02-18 19:21:36 C 01 21 36.54 +25 30 50.9 V L92
2022-02-18 19:27:40 C 01 21 37.54 +25 30 57.5 V L92
2022-02-18 19:33:43 C 01 21 38.57 +25 31 04.5 V L92
2022-02-20 02:17:06 C 01 27 00.41 +26 05 29.4 V 703
2022-02-20 02:25:23 C 01 27 01.83 +26 05 38.1 V 703
2022-02-20 02:33:40 C 01 27 03.35 +26 05 48.0 V 703
2022-02-20 02:41:57 C 01 27 04.80 +26 05 57.1 V 703
2022-02-22 05:34:00 C 01 36 04.41 +27 01 20.5 V T08
2022-02-22 05:39:17 C 01 36 05.34 +27 01 26.1 V T08
2022-02-22 05:47:09 C 01 36 06.73 +27 01 34.4 V T08
2022-02-22 06:01:35 C 01 36 09.29 +27 01 49.7 V T08
2022-02-23 18:43:31 C 01 42 43.92 +27 40 27.0 V L92
2022-02-23 18:53:30 C 01 42 45.82 +27 40 37.7 V L92
2022-02-23 19:04:33 C 01 42 47.71 +27 40 48.3 V L92
2022-02-23 19:15:35 C 01 42 49.72 +27 40 59.7 V L92
2022-02-25 05:24:35 C 01 49 00.78 +28 16 00.4 V T08
2022-02-25 05:29:50 C 01 49 01.73 +28 16 05.7 V T08
2022-02-25 05:35:05 C 01 49 02.69 +28 16 10.7 V T08
2022-02-25 05:37:43 C 01 49 03.16 +28 16 13.5 V T08
2022-02-25 05:40:20 C 01 49 03.64 +28 16 16.0 V T08
2022-02-25 05:48:14 C 01 49 05.06 +28 16 23.9 V T08
2022-02-25 05:53:29 C 01 49 06.01 +28 16 29.2 V T08
2022-02-25 06:06:36 C 01 49 08.39 +28 16 42.3 V T08
2022-02-27 02:20:56 C 01 57 14.68 +29 00 26.1 V 703
2022-02-27 02:29:09 C 01 57 16.16 +29 00 34.2 V 703
2022-02-27 02:37:20 C 01 57 17.66 +29 00 42.1 V 703
2022-02-27 02:45:32 C 01 57 19.17 +29 00 50.0 V 703
2022-02-28 18:33:22 C 02 04 41.58 +29 38 38.9 V L92
2022-02-28 18:43:47 C 02 04 43.51 +29 38 48.5 V L92
2022-02-28 18:55:27 C 02 04 45.62 +29 38 59.0 V L92
2022-02-28 19:06:43 C 02 04 47.74 +29 39 09.8 V L92
2022-03-01 20:49:05 C 02 09 35.94 +30 02 49.4 o Z22
2022-03-01 20:55:45 C 02 09 37.20 +30 02 55.4 o Z22
2022-03-02 05:28:48 C 02 11 13.53 +30 10 40.0 V T08
2022-03-02 05:34:42 C 02 11 14.63 +30 10 45.2 V T08
2022-03-02 05:59:01 C 02 11 19.17 +30 11 06.8 V T08
2022-03-03 02:23:05 C 02 15 09.88 +30 29 14.0 V 703