2011 SL189

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6009053000
Semi-major axis (a)2.5043063000 AU
Inclination (i)1.37639000°
Long. of Asc. Node (Ω)345.76158000°
Arg. of Perihelion (ω)67.20346000°
Mean Anomaly (M)190.77336000°
Mean Motion (n)0.2486983500°/day
Perihelion dist (q)0.99945540 AU
Aphelion dist (Q)4.00915720 AU
Orbital Period3.96306480 yr
Physical Parameters
H (abs. magnitude)24.73
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.420″
Uncertainty9
Orbit TypeApollo
MOID0.023158 AU
Observations Used13
Oppositions1
Arc Total
First Observation Used
Last Observation Used2011-10-01
Observations (13)
Date Type RA Dec Mag Band Observatory
2011-09-29 07:35:55 C 00 56 58.34 +10 09 45.9 r G96
2011-09-29 07:47:28 C 00 57 00.07 +10 10 07.4 r G96
2011-09-29 07:58:58 C 00 57 01.80 +10 10 28.4 r G96
2011-09-29 08:10:31 C 00 57 03.56 +10 10 49.9 r G96
2011-09-29 09:02:32 C 00 57 11.48 +10 12 27.1 r G96
2011-09-29 09:03:31 C 00 57 11.70 +10 12 28.4 r G96
2011-09-29 09:04:32 C 00 57 11.84 +10 12 30.6 r G96
2011-09-29 09:05:31 C 00 57 11.98 +10 12 32.1 r G96
2011-09-30 05:32:37 C 01 00 48.71 +10 51 44.6 r G96
2011-09-30 05:33:38 C 01 00 48.87 +10 51 46.2 r G96
2011-09-30 05:34:39 C 01 00 49.08 +10 51 48.6 r G96
2011-10-01 12:42:37 C 01 06 38.34 +11 56 07.9 F51
2011-10-01 13:20:21 C 01 06 45.30 +11 57 28.0 F51