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
2022-01-22 05:25:58 C 23 38 25.48 +11 18 39.4 V T08
2022-01-22 05:30:37 C 23 38 26.13 +11 18 45.6 V T08
2022-01-22 05:40:35 C 23 38 27.51 +11 18 59.4 V T08
2022-01-22 05:56:30 C 23 38 29.71 +11 19 21.0 V T08
2022-01-24 02:30:04 C 23 44 45.33 +12 20 22.1 V 703
2022-01-24 02:37:41 C 23 44 46.38 +12 20 32.6 V 703
2022-01-24 02:45:17 C 23 44 47.47 +12 20 42.7 V 703
2022-01-24 02:52:53 C 23 44 48.52 +12 20 52.9 V 703
2022-01-24 19:11:19 C 23 47 07.34 +12 43 10.0 X C95
2022-01-24 19:12:27 C 23 47 07.50 +12 43 11.4 X C95
2022-01-24 19:13:35 C 23 47 07.66 +12 43 12.8 X C95
2022-01-24 19:14:46 C 23 47 07.81 +12 43 14.4 X C95
2022-01-24 19:15:56 C 23 47 07.97 +12 43 15.9 X C95
2022-01-24 19:17:04 C 23 47 08.16 +12 43 17.5 X C95
2022-01-25 14:47:06 C 23 49 55.05 +13 09 57.4 q C97
2022-01-25 14:51:02 C 23 49 55.61 +13 10 02.8 q C97
2022-01-25 14:55:22 C 23 49 56.23 +13 10 08.7 q C97
2022-01-27 02:14:24 C 23 55 01.20 +13 58 12.7 V 703
2022-01-27 02:21:59 C 23 55 02.29 +13 58 23.1 V 703
2022-01-27 02:29:33 C 23 55 03.37 +13 58 33.3 V 703
2022-01-27 02:37:08 C 23 55 04.47 +13 58 43.4 V 703
2022-01-28 17:52:33 C 00 00 47.69 +14 51 56.2 V 160
2022-01-28 17:54:22 C 00 00 47.95 +14 51 58.6 V 160
2022-01-28 17:56:18 C 00 00 48.25 +14 52 00.7 V 160
2022-02-06 02:03:45 C 00 31 09.61 +19 17 46.7 V 703
2022-02-06 02:11:56 C 00 31 10.89 +19 17 57.3 V 703
2022-02-06 02:20:08 C 00 31 12.17 +19 18 07.9 V 703
2022-02-06 02:28:20 C 00 31 13.44 +19 18 18.1 V 703
2022-02-08 02:41:27 C 00 38 51.14 +20 20 21.9 V 703
2022-02-08 02:49:44 C 00 38 52.45 +20 20 32.2 V 703
2022-02-08 02:58:00 C 00 38 53.78 +20 20 42.8 V 703
2022-02-08 03:06:16 C 00 38 55.10 +20 20 53.7 V 703
2022-02-09 05:20:33 C 00 43 07.36 +20 54 16.3 V T08
2022-02-09 05:26:31 C 00 43 08.31 +20 54 23.8 V T08
2022-02-09 05:34:29 C 00 43 09.58 +20 54 33.7 V T08
2022-02-09 05:50:24 C 00 43 12.13 +20 54 53.7 V T08
2022-02-11 02:11:34 C 00 50 23.84 +21 50 29.8 V 703
2022-02-11 02:19:51 C 00 50 25.22 +21 50 41.0 V 703
2022-02-11 02:28:08 C 00 50 26.55 +21 50 51.3 V 703
2022-02-11 02:36:24 C 00 50 27.92 +21 51 01.7 V 703
2022-02-14 02:43:23 C 01 02 23.75 +23 19 17.2 V 703
2022-02-14 02:50:59 C 01 02 25.03 +23 19 26.3 V 703
2022-02-14 02:58:34 C 01 02 26.28 +23 19 35.4 V 703
2022-02-14 03:06:11 C 01 02 27.55 +23 19 44.5 V 703
2022-02-14 05:30:36 C 01 02 51.74 +23 22 40.0 V T08
2022-02-14 05:36:34 C 01 02 52.74 +23 22 47.1 V T08
2022-02-14 05:44:32 C 01 02 54.06 +23 22 56.6 V T08
2022-02-14 06:02:28 C 01 02 57.05 +23 23 18.0 V T08
2022-02-14 15:33:38 C 01 04 32.97 +23 34 42.6 q C97
2022-02-14 15:37:08 C 01 04 33.56 +23 34 46.9 q C97