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
2007-02-17 08:41:07 C 12 32 21.90 -05 38 55.3 o 704
2007-02-17 08:58:35 C 12 32 21.90 -05 38 40.9 o 704
2007-02-17 09:16:05 C 12 32 21.75 -05 38 26.6 o 704
2007-02-23 08:04:52 C 12 31 13.73 -03 22 53.3 19.6 c 704
2007-02-23 08:22:39 C 12 31 13.26 -03 22 33.6 19.4 c 704
2007-02-23 08:39:22 C 12 31 13.04 -03 22 15.6 19.1 c 704
2007-02-23 08:56:07 C 12 31 12.95 -03 21 58.5 19.1 c 704
2007-02-23 09:07:43 C 12 31 12.75 -03 21 46.5 r 703
2007-02-23 09:12:51 C 12 31 12.71 -03 21 41.1 19.7 c 704
2007-02-23 09:14:41 C 12 31 12.64 -03 21 39.1 r 703
2007-02-23 09:21:42 C 12 31 12.50 -03 21 33.1 r 703
2007-02-23 09:28:42 C 12 31 12.43 -03 21 24.5 r 703
2007-02-23 11:22:46 C 12 31 10.82 -03 19 25.1 o 691
2007-02-23 11:48:31 C 12 31 10.46 -03 18 58.2 o 691
2007-02-23 12:13:59 C 12 31 10.08 -03 18 31.7 o 691
2007-03-10 06:44:09 C 12 22 52.18 +04 16 36.1 o 691
2007-03-10 07:09:34 C 12 22 51.25 +04 17 14.6 o 691
2007-03-10 07:39:57 C 12 22 50.14 +04 18 00.8 o 691
2007-03-11 06:27:49 C 12 22 02.52 +04 52 45.0 o 691
2007-03-11 06:53:09 C 12 22 01.57 +04 53 24.0 o 691
2007-03-11 07:18:29 C 12 22 00.61 +04 54 03.0 o 691
2007-03-14 23:09:10 C 12 18 39.88 +07 13 07.0 r A13
2007-03-14 23:36:16 C 12 18 38.73 +07 13 51.1 r A13
2007-03-17 09:11:14 C 12 16 13.52 +08 48 56.0 r H45
2007-03-17 09:13:01 C 12 16 13.43 +08 48 59.1 r H45
2007-03-17 09:14:48 C 12 16 13.37 +08 49 02.0 r H45
2007-03-17 09:16:07 C 12 16 13.33 +08 49 04.3 r H45
2007-03-17 09:17:28 C 12 16 13.23 +08 49 06.6 r H45
2007-03-17 09:18:58 C 12 16 13.20 +08 49 08.8 r H45
2007-03-20 07:42:24 C 12 13 03.90 +10 48 37.2 r 703
2007-03-20 07:53:30 C 12 13 03.36 +10 48 57.0 r 703
2007-03-20 08:03:25 C 12 13 02.89 +10 49 13.5 r 703
2007-03-20 08:13:19 C 12 13 02.42 +10 49 30.4 r 703
2007-03-21 09:36:17 C 12 11 50.67 +11 33 14.0 r H45
2007-03-21 09:42:08 C 12 11 50.36 +11 33 23.9 r H45
2007-03-21 09:44:32 C 12 11 50.26 +11 33 27.5 r H45
2007-03-21 09:46:11 C 12 11 50.14 +11 33 31.0 r H45
2007-03-21 09:47:53 C 12 11 50.09 +11 33 33.9 r H45
2007-03-21 09:52:19 C 12 11 49.84 +11 33 40.6 r H45
2007-03-24 00:35:34 C 12 08 47.98 +13 22 46.2 r J75
2007-03-24 01:09:27 C 12 08 46.26 +13 23 44.9 r J75
2007-03-24 01:32:34 C 12 08 45.02 +13 24 25.2 r J75
2007-04-01 07:41:30 C 11 58 33.91 +19 08 52.3 r H45
2007-04-01 07:44:25 C 11 58 33.76 +19 08 57.6 r H45
2007-04-01 07:46:43 C 11 58 33.63 +19 09 00.7 r H45
2007-04-01 07:48:20 C 11 58 33.53 +19 09 03.6 r H45
2007-04-01 07:51:30 C 11 58 33.41 +19 09 09.4 r H45
2007-04-02 07:56:06 C 11 57 17.68 +19 50 01.7 r H45
2007-04-02 08:00:04 C 11 57 17.47 +19 50 08.4 r H45
2007-04-02 08:01:36 C 11 57 17.33 +19 50 11.4 r H45