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
2007-07-16 17:09:43 C 23 38 32.67 -28 34 58.8 r E12
2007-07-16 17:27:09 C 23 38 33.21 -28 34 58.5 r E12
2007-07-16 17:44:32 C 23 38 33.75 -28 34 58.2 r E12
2007-07-16 18:01:47 C 23 38 34.26 -28 34 57.9 r E12
2007-08-12 14:16:52 C 23 45 59.32 -28 17 01.4 r E12
2007-08-12 14:31:47 C 23 45 59.00 -28 17 00.3 r E12
2007-08-12 14:46:58 C 23 45 58.68 -28 16 59.1 r E12
2007-08-12 15:02:14 C 23 45 58.35 -28 16 58.0 r E12
2007-08-17 14:29:24 C 23 43 05.34 -28 02 53.4 r E12
2007-08-17 14:35:19 C 23 43 05.12 -28 02 52.5 r E12
2007-08-17 14:41:20 C 23 43 04.90 -28 02 51.7 r E12
2007-08-17 14:47:23 C 23 43 04.69 -28 02 50.8 r E12
2007-09-06 14:40:44 C 23 13 24.27 -24 43 00.1 r E12
2007-09-06 14:52:43 C 23 13 23.08 -24 42 50.5 r E12
2007-09-06 15:04:33 C 23 13 21.93 -24 42 41.1 r E12
2007-09-06 15:16:19 C 23 13 20.74 -24 42 31.6 r E12
2007-09-11 13:56:33 C 23 01 41.55 -22 52 54.1 r E12
2007-09-11 14:06:00 C 23 01 40.51 -22 52 44.0 r E12
2007-09-14 06:03:44 C 22 54 53.60 -21 40 18.1 r 703
2007-09-14 06:11:27 C 22 54 52.70 -21 40 08.5 r 703
2007-09-14 06:19:11 C 22 54 51.84 -21 39 59.4 r 703
2007-09-14 06:26:54 C 22 54 50.94 -21 39 49.6 r 703
2007-09-15 05:13:42 C 22 52 22.50 -21 11 24.3 o 699
2007-09-15 05:46:37 C 22 52 18.70 -21 10 42.8 o 699
2007-09-15 06:19:25 C 22 52 14.87 -21 10 01.1 o 699
2007-09-15 06:52:18 C 22 52 11.06 -21 09 18.7 o 699
2007-09-21 02:30:00 C 22 36 33.46 -17 45 06.0 r 808
2007-09-21 02:38:30 C 22 36 32.52 -17 44 52.5 r 808
2007-09-21 02:47:30 C 22 36 31.43 -17 44 37.5 r 808
2007-09-25 21:09:30 C 22 23 42.52 -14 22 09.6 r 084
2007-09-29 19:18:28 C 22 13 35.50 -11 13 25.0 r 084
2007-09-29 20:54:54 C 22 13 24.98 -11 10 02.3 r 084
2007-09-29 20:57:06 C 22 13 24.75 -11 09 57.7 r 084
2007-09-29 21:02:18 C 22 13 24.67 -11 09 44.3 r B24
2007-09-29 21:07:08 C 22 13 24.12 -11 09 33.6 r B24
2007-10-01 19:10:43 C 22 08 41.07 -09 31 07.0 r 084
2007-10-01 19:12:55 C 22 08 40.84 -09 31 02.2 r 084
2007-10-04 04:09:54 C 22 03 07.05 -07 24 37.4 r 703
2007-10-04 04:19:18 C 22 03 06.08 -07 24 16.2 r 703
2007-10-04 04:28:41 C 22 03 05.14 -07 23 55.1 r 703
2007-10-04 04:37:58 C 22 03 04.17 -07 23 33.8 r 703
2007-10-04 20:57:21 C 22 01 32.39 -06 46 34.6 c J40
2007-10-04 20:59:22 C 22 01 32.24 -06 46 29.1 c J40
2007-10-04 20:59:58 C 22 01 32.28 -06 46 28.4 c J40
2007-10-05 19:47:11 C 21 59 26.96 -05 54 23.5 c J69
2007-10-05 19:49:04 C 21 59 26.77 -05 54 19.2 c J69
2007-10-05 19:50:57 C 21 59 26.60 -05 54 15.0 c J69
2007-10-06 21:57:28 C 21 57 06.85 -04 53 41.5 r J51
2007-10-06 22:02:25 C 21 57 06.37 -04 53 30.0 r J51
2007-10-06 22:04:24 C 21 57 06.18 -04 53 25.2 r J51