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
2020-04-30 09:27:59 C 13 20 12.77 -25 03 09.9 V T05
2020-04-30 10:14:50 C 13 20 10.32 -25 03 00.3 V T05
2020-04-30 10:22:45 C 13 20 09.90 -25 02 58.7 V T05
2020-04-30 10:37:23 C 13 20 09.14 -25 02 55.6 V T05
2020-04-30 10:50:46 C 13 20 08.43 -25 02 52.9 V T05
2020-05-02 02:29:10 C 13 18 09.63 -24 54 40.7 q W46
2020-05-02 02:52:21 C 13 18 08.49 -24 54 36.3 q W46
2020-05-02 09:28:04 C 13 17 48.85 -24 53 12.4 V T08
2020-05-02 09:32:42 C 13 17 48.63 -24 53 11.4 V T08
2020-05-02 09:41:27 C 13 17 48.17 -24 53 09.7 V T08
2020-05-02 09:56:03 C 13 17 47.44 -24 53 06.4 V T08
2020-05-10 10:16:05 C 13 09 05.73 -24 10 48.3 V T08
2020-05-10 10:21:24 C 13 09 05.50 -24 10 46.9 V T08
2020-05-10 10:29:22 C 13 09 05.16 -24 10 45.2 V T08
2020-05-10 10:47:17 C 13 09 04.39 -24 10 41.2 V T08
2020-05-11 07:48:55 C 13 08 13.513 -24 05 56.92 U F52
2020-05-11 08:04:56 C 13 08 12.851 -24 05 53.34 U F52
2020-05-11 08:20:58 C 13 08 12.188 -24 05 49.74 U F52
2020-05-11 08:37:01 C 13 08 11.522 -24 05 46.07 U F52
2020-05-12 10:06:52 C 13 07 11.13 -24 00 00.4 V T05
2020-05-12 10:11:30 C 13 07 10.94 -23 59 59.3 V T05
2020-05-12 10:20:45 C 13 07 10.58 -23 59 57.2 V T05
2020-05-12 10:36:01 C 13 07 09.97 -23 59 53.6 V T05
2020-05-13 04:14:13 C 13 06 29.64 -23 55 55.7 V G96
2020-05-13 04:21:46 C 13 06 29.35 -23 55 54.0 V G96
2020-05-13 04:31:15 C 13 06 28.97 -23 55 51.9 V G96
2020-05-13 04:38:49 C 13 06 28.62 -23 55 50.0 V G96
2020-05-14 08:46:55 C 13 05 25.75 -23 49 29.0 V T08
2020-05-14 08:51:34 C 13 05 25.58 -23 49 28.0 V T08
2020-05-14 08:59:31 C 13 05 25.28 -23 49 26.1 V T08
2020-05-14 09:16:06 C 13 05 24.65 -23 49 22.3 V T08
2020-05-14 20:56:22 C 13 04 59.33 -23 46 40.3 q L68
2020-05-14 21:40:18 C 13 04 57.64 -23 46 30.9 q L68
2020-05-14 21:53:09 C 13 04 57.21 -23 46 28.1 q L68
2020-05-15 07:14:49 C 13 04 37.382 -23 44 26.24 U F51
2020-05-15 07:31:28 C 13 04 36.765 -23 44 22.48 U F51
2020-05-15 07:48:09 C 13 04 36.156 -23 44 18.81 U F51
2020-05-15 08:05:02 C 13 04 35.534 -23 44 15.02 U F51
2020-05-16 08:03:07 C 13 03 45.52 -23 38 53.3 V T05
2020-05-16 08:07:48 C 13 03 45.35 -23 38 52.2 V T05
2020-05-16 08:15:43 C 13 03 45.07 -23 38 50.7 V T05
2020-05-16 09:03:20 C 13 03 43.36 -23 38 39.9 V T05
2020-05-18 06:15:12 C 13 02 13.90 -23 28 39.4 V 703
2020-05-18 06:23:06 C 13 02 13.63 -23 28 37.6 V 703
2020-05-18 06:31:00 C 13 02 13.37 -23 28 35.8 V 703
2020-05-18 06:38:55 C 13 02 13.12 -23 28 34.0 V 703
2020-05-18 08:22:24 C 13 02 09.90 -23 28 10.8 V T08
2020-05-18 08:27:03 C 13 02 09.76 -23 28 09.8 V T08
2020-05-18 08:36:29 C 13 02 09.44 -23 28 07.7 V T08
2020-05-18 08:51:05 C 13 02 08.96 -23 28 04.5 V T08