2009 SJ

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2626224961 ± 2.00e+00
Semi-major axis (a)1.2316609409 AU ± 3.00e+00
Inclination (i)10.06800386° ± 4.00e+00
Long. of Asc. Node (Ω)176.83063084° ± 5.00e+00
Arg. of Perihelion (ω)245.56572627° ± 6.00e+00
Mean Anomaly (M)259.17119150° ± 1.15e+00
Mean Motion (n)0.7210539800°/day ± 2.63e+00
Perihelion dist (q)0.90819920 AU ± 3.31e+00
Aphelion dist (Q)1.55512100 AU ± 4.52e+00
Orbital Period1.36689860 yr ± 4.99e+00
Physical Parameters
H (abs. magnitude)25.80
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.836″
Uncertainty4
Orbit TypeApollo
MOID0.018716 AU
Observations Used13
Oppositions1
Arc Total2009-2009
First Observation Used
Last Observation Used2009-09-21
Observations (13)
Date Type RA Dec Mag Band Observatory
2009-09-17 06:34:54 C 00 15 40.10 +12 36 52.0 r 703
2009-09-17 06:41:55 C 00 15 43.45 +12 36 06.3 r 703
2009-09-17 06:48:52 C 00 15 46.58 +12 35 21.5 r 703
2009-09-17 06:55:54 C 00 15 49.78 +12 34 33.2 r 703
2009-09-17 07:34:24 C 00 16 07.79 +12 30 22.7 r 703
2009-09-17 07:42:12 C 00 16 11.33 +12 29 31.3 r 703
2009-09-17 07:50:08 C 00 16 15.21 +12 28 39.6 r 703
2009-09-17 07:58:01 C 00 16 18.88 +12 27 47.5 r 703
2009-09-17 12:22:46 C 00 18 35.13 +11 58 38.4 v F65
2009-09-17 12:24:00 C 00 18 35.71 +11 58 30.0 v F65
2009-09-17 12:24:55 C 00 18 36.15 +11 58 23.6 v F65
2009-09-21 10:43:08 C 01 36 46.40 -05 43 23.5 N I41
2009-09-21 11:47:13 C 01 37 59.78 -06 01 07.9 N I41