152558 (1990 SA)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4412668232 ± 2.41e-08
Semi-major axis (a)2.0137681323 AU ± 4.01e-09
Inclination (i)38.14090055° ± 8.39e-06
Long. of Asc. Node (Ω)172.14466272° ± 3.40e-06
Arg. of Perihelion (ω)115.13731438° ± 8.58e-06
Mean Anomaly (M)138.18868330° ± 7.76e-06
Mean Motion (n)0.3449038803°/day ± 1.03e-09
Perihelion dist (q)1.12515907 AU ± 4.85e-08
Aphelion dist (Q)2.90237720 AU ± 4.88e-08
Orbital Period2.85768395 yr ± 8.53e-09
Physical Parameters
H (abs. magnitude)16.86
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.355″
Uncertainty0
Orbit TypeAmor
MOID0.307490 AU
Observations Used495
Oppositions22
Arc Total1990-2024
First Observation Used1990-09-14
Last Observation Used2024-06-17
Observations (574)
Date Type RA Dec Mag Band Observatory
2007-11-20 01:52:10 C 21 17 00.26 -21 08 37.3 r 448
2007-11-20 02:08:29 C 21 17 02.64 -21 08 44.3 r 448
2010-01-19 11:03:38 S 13 50 35.549 -06 50 55.57 L C51
2010-01-19 14:14:20 S 13 50 49.997 -06 49 50.74 L C51
2010-01-19 20:35:22 S 13 51 19.25 -06 47 39.9 L C51
2010-01-20 01:21:14 S 13 51 41.414 -06 46 00.77 L C51
2010-01-20 04:31:46 S 13 51 56.01 -06 44 54.4 L C51
2010-01-20 07:42:17 S 13 52 10.68 -06 43 50.1 L C51
2010-01-20 10:52:48 S 13 52 25.411 -06 42 42.77 L C51
2010-01-20 14:03:30 S 13 52 40.06 -06 41 36.4 L C51
2010-02-14 11:57:21 C 14 40 01.77 -00 32 42.4 r 703
2010-02-14 12:08:14 C 14 40 02.67 -00 32 31.5 r 703
2010-02-14 12:19:09 C 14 40 03.43 -00 32 21.1 r 703
2010-02-14 12:30:10 C 14 40 04.44 -00 32 11.3 r 703
2010-02-20 10:30:53 C 14 51 42.90 +01 54 49.0 20.0 c 704
2010-02-20 10:48:24 C 14 51 44.33 +01 55 09.0 20.1 c 704
2010-02-20 11:05:45 C 14 51 45.77 +01 55 28.8 19.7 c 704
2010-02-20 11:23:06 C 14 51 47.07 +01 55 47.8 19.8 c 704
2010-03-23 20:43:48 C 15 56 46.90 +23 31 42.0 18.7 u C20
2010-03-23 20:45:55 C 15 56 47.07 +23 31 46.8 18.8 u C20
2010-03-24 19:41:09 C 15 58 51.89 +24 23 51.0 18.8 u C20
2010-03-24 19:43:16 C 15 58 52.09 +24 23 56.9 19.5 u C20
2010-03-29 00:09:36 C 16 08 04.07 +28 17 25.4 18.9 u C20
2010-03-29 00:11:43 C 16 08 04.29 +28 17 30.4 18.6 u C20
2010-04-04 08:30:06 C 16 22 21.98 +34 20 48.6 18.5 c 704
2010-04-04 08:46:59 C 16 22 23.56 +34 21 29.8 18.2 c 704
2010-04-04 09:03:49 C 16 22 25.08 +34 22 10.5 18.4 c 704
2010-04-04 09:20:48 C 16 22 26.63 +34 22 51.3 18.5 c 704
2010-04-04 09:38:08 C 16 22 28.23 +34 23 32.4 18.6 c 704
2010-04-06 01:25:10 C 16 26 16.25 +35 58 42.9 u 160
2010-04-06 01:26:54 C 16 26 16.51 +35 58 46.8 u 160
2010-04-06 01:28:14 C 16 26 16.56 +35 58 49.5 u 160
2010-04-10 01:20:47 C 16 35 34.00 +39 46 07.2 u 160
2010-04-10 01:24:25 C 16 35 34.32 +39 46 17.0 u 160
2010-04-10 01:28:27 C 16 35 34.83 +39 46 26.0 u 160
2010-04-17 19:33:33 C 16 54 11.22 +46 47 46.1 19.0 u C20
2010-04-19 19:04:09 C 16 59 04.47 +48 29 06.0 18.7 u C20
2010-04-20 18:40:30 C 17 01 31.61 +49 18 18.4 18.9 u C20
2010-04-28 21:00:53 C 17 22 24.14 +55 31 50.5 19.0 u C20
2010-04-28 21:03:01 C 17 22 24.36 +55 31 54.7 19.1 u C20
2010-04-29 20:06:01 C 17 24 58.52 +56 12 12.6 18.9 u C20
2010-04-29 20:08:07 C 17 24 58.76 +56 12 16.1 18.8 u C20
2010-05-15 18:09:31 S 18 10 45.94 +65 15 33.7 L C51
2010-05-15 21:20:03 S 18 11 10.50 +65 19 07.5 L C51
2010-05-16 00:30:34 S 18 11 35.09 +65 22 39.6 L C51
2010-05-16 02:05:33 S 18 11 47.44 +65 24 25.1 L C51
2010-05-16 02:05:44 S 18 11 47.41 +65 24 25.6 L C51
2010-05-16 03:41:05 S 18 11 59.74 +65 26 11.5 L C51
2010-05-16 05:16:04 S 18 12 12.257 +65 27 55.62 L C51
2010-05-16 05:16:15 S 18 12 12.245 +65 27 55.76 L C51