2009 SS171

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3331729000
Semi-major axis (a)1.6364159000 AU
Inclination (i)16.12210000°
Long. of Asc. Node (Ω)185.64100000°
Arg. of Perihelion (ω)199.94555000°
Mean Anomaly (M)246.98783000°
Mean Motion (n)0.4708293400°/day
Perihelion dist (q)1.09120650 AU
Aphelion dist (Q)2.18162530 AU
Orbital Period2.09334370 yr
Physical Parameters
H (abs. magnitude)24.80
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.230″
Uncertainty7
Orbit TypeAmor
MOID0.101421 AU
Observations Used20
Oppositions1
Arc Total
First Observation Used
Last Observation Used2009-10-11
Observations (40)
Date Type RA Dec Mag Band Observatory
2009-09-28 05:44:36 C 00 08 49.27 +03 28 27.4 r G96
2009-09-28 05:55:25 C 00 08 51.75 +03 27 23.7 r G96
2009-09-28 06:06:08 C 00 08 54.20 +03 26 20.1 r G96
2009-09-28 06:16:58 C 00 08 56.65 +03 25 16.5 r G96
2009-09-28 06:34:00 C 00 09 00.54 +03 23 35.7 r G96
2009-09-28 06:34:55 C 00 09 00.72 +03 23 29.8 r G96
2009-09-28 06:36:44 C 00 09 01.11 +03 23 19.9 r G96
2009-09-28 09:07:34 C 00 09 35.53 +03 08 25.4 r G96
2009-09-28 09:08:34 C 00 09 35.78 +03 08 19.3 r G96
2009-09-28 09:09:23 C 00 09 35.92 +03 08 14.5 r G96
2009-09-28 09:10:22 C 00 09 36.18 +03 08 08.5 r G96
2009-09-29 07:37:16 C 00 15 15.62 +00 53 13.7 r G96
2009-09-29 07:41:08 C 00 15 16.52 +00 52 50.0 r G96
2009-09-29 07:45:08 C 00 15 17.46 +00 52 25.7 r G96
2009-09-29 07:49:09 C 00 15 18.39 +00 52 01.5 r G96
2009-10-11 12:37:31 C 01 34 53.76 -27 23 51.6 o 474
2009-10-11 12:44:01 C 01 34 55.42 -27 24 21.9 o 474
2009-10-11 12:48:19 C 01 34 56.44 -27 24 41.3 o 474
2009-10-11 12:52:34 C 01 34 57.54 -27 25 00.3 o 474
2009-10-11 12:56:49 C 01 34 58.62 -27 25 20.1 o 474
2009-09-27 10:00:40 C 02 24 15.23 +09 12 33.7 o 691
2009-09-27 10:26:15 C 02 24 15.49 +09 12 34.1 o 691
2009-09-27 10:51:38 C 02 24 15.73 +09 12 34.0 o 691
2009-11-19 05:46:07 C 02 09 54.39 +09 21 04.5 r G96
2009-11-19 05:53:36 C 02 09 54.28 +09 21 05.5 r G96
2009-11-19 06:01:08 C 02 09 54.21 +09 21 06.8 r G96
2009-11-19 06:08:37 C 02 09 54.14 +09 21 07.4 r G96
2009-12-17 04:16:39 C 02 20 39.48 +12 18 12.7 r G96
2009-12-17 04:42:11 C 02 20 40.41 +12 18 21.8 r G96
2009-12-17 04:54:58 C 02 20 40.88 +12 18 26.6 r G96
2024-09-04 11:11:46 C 23 50 12.348 -06 12 26.25 X F52
2024-09-04 11:26:15 C 23 50 11.922 -06 12 30.07 X F52
2024-09-04 11:55:02 C 23 50 11.071 -06 12 36.71 X F52
2024-09-29 08:11:44 C 23 30 14.364 -08 40 02.96 X F52
2024-09-29 08:26:07 C 23 30 13.827 -08 40 05.55 X F52
2024-09-29 08:40:26 C 23 30 13.292 -08 40 08.46 X F52
2024-09-29 08:54:48 C 23 30 12.770 -08 40 11.35 X F52
2024-10-05 08:35:11 C 23 25 40.788 -09 04 11.63 X F51
2024-10-05 08:49:24 C 23 25 40.317 -09 04 13.71 X F51
2024-10-05 09:03:36 C 23 25 39.855 -09 04 15.48 X F51