2009 SS172

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3583510000
Semi-major axis (a)1.5703691000 AU
Inclination (i)15.10158000°
Long. of Asc. Node (Ω)1.55751000°
Arg. of Perihelion (ω)312.91853000°
Mean Anomaly (M)98.66182000°
Mean Motion (n)0.5008428400°/day
Perihelion dist (q)1.00762580 AU
Aphelion dist (Q)2.13311240 AU
Orbital Period1.96789810 yr
Physical Parameters
H (abs. magnitude)23.40
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.370″
Uncertainty7
Orbit TypeAmor
MOID0.073586 AU
Observations Used30
Oppositions1
Arc Total
First Observation Used
Last Observation Used2009-10-19
Observations (83)
Date Type RA Dec Mag Band Observatory
2018-06-15 09:39:42 C 16 24 37.194 -09 37 40.84 U F51
2018-06-15 09:56:37 C 16 24 36.660 -09 37 39.32 U F51
2019-08-08 11:44:25 C 22 11 20.980 +00 43 04.31 U F51
2019-08-08 12:03:42 C 22 11 20.456 +00 43 00.86 U F51
2019-08-08 12:22:56 C 22 11 19.909 +00 42 57.20 U F51
2019-08-08 12:42:08 C 22 11 19.373 +00 42 54.05 U F51
2019-08-21 08:44:49 C 22 02 24.81 -00 24 34.7 V G96
2019-08-21 08:53:33 C 22 02 24.57 -00 24 36.2 V G96
2019-08-21 09:02:19 C 22 02 24.30 -00 24 37.4 V G96
2019-08-21 09:11:15 C 22 02 24.06 -00 24 41.2 V G96
2022-03-10 10:13:06 C 11 19 43.268 -02 22 25.89 U F52
2022-03-10 10:28:52 C 11 19 42.767 -02 22 21.07 U F52
2022-03-10 10:44:37 C 11 19 42.272 -02 22 16.08 U F52
2022-03-10 11:00:22 C 11 19 41.766 -02 22 11.75 U F52
2024-07-31 11:00:42 C 21 32 50.425 -01 20 22.20 X F51
2024-07-31 11:19:03 C 21 32 49.874 -01 20 25.15 X F51
2024-07-31 11:37:22 C 21 32 49.323 -01 20 27.83 X F51
2024-09-09 07:12:52 C 21 05 54.733 -05 10 32.55 X F52
2024-09-09 07:31:58 C 21 05 54.354 -05 10 37.59 X F52
2024-09-09 07:51:04 C 21 05 53.953 -05 10 43.03 X F52
2024-09-09 08:10:11 C 21 05 53.560 -05 10 48.08 X F52
2025-11-01 14:28:26 C 04 52 13.005 +11 53 53.71 X F51
2025-11-01 14:45:23 C 04 52 12.687 +11 53 48.99 X F51
2025-11-01 15:02:13 C 04 52 12.347 +11 53 45.39 X F51
2025-11-01 15:19:04 C 04 52 12.025 +11 53 41.03 X F51
2025-11-28 12:28:41 C 04 33 17.383 +09 29 39.85 X F51
2025-11-28 12:45:48 C 04 33 16.767 +09 29 36.83 X F51
2025-11-28 13:02:56 C 04 33 16.142 +09 29 33.57 X F51
2025-11-28 13:20:05 C 04 33 15.511 +09 29 30.39 X F51
2025-12-12 10:28:36 C 04 21 44.935 +08 41 26.70 X F52
2025-12-12 10:45:31 C 04 21 44.366 +08 41 25.09 X F52
2025-12-12 11:02:25 C 04 21 43.793 +08 41 23.35 X F52
2025-12-12 11:19:20 C 04 21 43.231 +08 41 21.43 X F52