2009 SR103

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3600128000
Semi-major axis (a)1.4803776000 AU
Inclination (i)10.36125000°
Long. of Asc. Node (Ω)0.02394000°
Arg. of Perihelion (ω)59.57684000°
Mean Anomaly (M)321.59750000°
Mean Motion (n)0.5471990200°/day
Perihelion dist (q)0.94742270 AU
Aphelion dist (Q)2.01333250 AU
Orbital Period1.80118680 yr
Physical Parameters
H (abs. magnitude)25.20
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.410″
Uncertainty7
Orbit TypeApollo
MOID0.051709 AU
Observations Used21
Oppositions1
Arc Total
First Observation Used
Last Observation Used2009-10-01
Observations (21)
Date Type RA Dec Mag Band Observatory
2009-09-25 08:35:57 C 00 06 44.06 +07 03 43.5 r G96
2009-09-25 08:46:03 C 00 06 42.87 +07 04 53.4 r G96
2009-09-25 08:56:10 C 00 06 41.68 +07 06 04.0 r G96
2009-09-25 09:06:09 C 00 06 40.50 +07 07 13.8 r G96
2009-09-25 21:47:01 C 00 05 34.78 +08 37 46.1 r J95
2009-09-25 21:51:22 C 00 05 34.28 +08 38 17.2 r J95
2009-09-26 03:07:40 C 00 04 56.82 +09 17 36.7 r J95
2009-09-26 03:14:41 C 00 04 56.02 +09 18 28.6 r J95
2009-09-26 08:18:29 C 00 04 27.25 +09 57 49.0 o 291
2009-09-26 08:25:48 C 00 04 26.33 +09 58 44.1 o 291
2009-09-26 10:50:07 C 00 04 07.86 +10 17 12.6 o H01
2009-09-26 10:56:05 C 00 04 07.14 +10 17 58.8 o H01
2009-09-26 11:02:36 C 00 04 06.37 +10 18 49.2 o H01
2009-09-30 04:00:46 C 23 52 29.01 +24 14 38.6 o H55
2009-09-30 04:04:39 C 23 52 28.22 +24 15 21.3 o H55
2009-09-30 04:08:28 C 23 52 27.44 +24 16 03.3 o H55
2009-09-30 04:16:08 C 23 52 25.87 +24 17 27.8 o H55
2009-10-01 03:08:06 C 23 48 19.27 +28 39 28.4 o H55
2009-10-01 03:17:41 C 23 48 17.07 +28 41 22.8 o H55
2009-10-01 03:27:18 C 23 48 14.85 +28 43 17.0 o H55
2009-10-01 03:29:58 C 23 48 14.24 +28 43 49.0 o H55