2011 SM173

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6518266000
Semi-major axis (a)2.4922672000 AU
Inclination (i)0.52559000°
Long. of Asc. Node (Ω)175.84453000°
Arg. of Perihelion (ω)237.46631000°
Mean Anomaly (M)202.51524000°
Mean Motion (n)0.2505025700°/day
Perihelion dist (q)0.86774110 AU
Aphelion dist (Q)4.11679330 AU
Orbital Period3.93452130 yr
Physical Parameters
H (abs. magnitude)27.80
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.650″
Uncertainty5
Orbit TypeApollo
MOID0.001362 AU
Observations Used31
Oppositions1
Arc Total
First Observation Used
Last Observation Used2011-09-30
Observations (32)
Date Type RA Dec Mag Band Observatory
2011-09-29 05:24:03 C 22 48 21.24 -16 18 42.2 r 703
2011-09-29 05:28:07 C 22 48 21.81 -16 19 47.6 r 703
2011-09-29 05:32:15 C 22 48 22.35 -16 21 00.2 r 703
2011-09-29 05:36:29 C 22 48 23.11 -16 22 09.2 r 703
2011-09-29 06:37:34 C 22 48 32.09 -16 39 26.8 r 703
2011-09-29 06:38:23 C 22 48 32.27 -16 39 39.4 r 703
2011-09-29 06:39:09 C 22 48 32.37 -16 39 53.1 r 703
2011-09-29 07:23:32 C 22 48 39.96 -16 53 00.0 r G96
2011-09-29 07:24:03 C 22 48 40.03 -16 53 09.2 r G96
2011-09-29 07:24:30 C 22 48 40.14 -16 53 17.3 r G96
2011-09-29 07:25:01 C 22 48 40.21 -16 53 26.1 r G96
2011-09-29 07:25:28 C 22 48 40.28 -16 53 34.6 r G96
2011-09-29 08:16:35 C 22 48 50.58 -17 09 12.2 r G96
2011-09-29 08:17:05 C 22 48 50.61 -17 09 21.6 r G96
2011-09-29 08:17:32 C 22 48 50.72 -17 09 30.9 r G96
2011-09-29 08:18:03 C 22 48 50.90 -17 09 39.9 r G96
2011-09-29 20:15:55 C 22 57 46.40 -23 08 33.2 u J95
2011-09-29 20:26:31 C 22 57 55.44 -23 16 48.8 u J95
2011-09-29 20:37:26 C 22 58 04.92 -23 25 24.3 u J95
2011-09-29 21:23:31 C 22 58 47.56 -24 02 19.3 v I93
2011-09-29 21:29:14 C 22 58 52.65 -24 07 09.2 v I93
2011-09-29 21:33:55 C 22 58 56.83 -24 11 10.2 v I93
2011-09-29 21:42:22 C 22 59 04.49 -24 18 29.1 v I93
2011-09-29 21:47:32 C 22 59 09.19 -24 22 59.2 v I93
2011-09-29 21:49:02 C 22 59 10.38 -24 25 10.7 u J95
2011-09-29 22:14:23 C 22 59 35.26 -24 47 49.8 u J95
2011-09-29 22:19:46 C 22 59 40.60 -24 52 44.6 u J95
2011-09-29 22:28:02 C 22 59 49.09 -25 00 23.0 u J95
2011-09-30 10:50:43 C 23 53 45.61 -49 58 40.5 r E12
2011-09-30 10:51:54 C 23 54 00.36 -50 03 47.5 r E12
2011-09-30 10:52:21 C 23 54 06.01 -50 05 44.8 r E12
2011-09-30 10:52:46 C 23 54 11.12 -50 07 30.4 r E12