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
2007-04-02 08:03:25 C 11 57 17.31 +19 50 13.8 r H45
2007-04-02 08:05:21 C 11 57 17.15 +19 50 17.7 r H45
2007-04-05 21:38:49 C 11 52 50.35 +22 12 10.6 18.4 r 130
2007-04-05 21:45:19 C 11 52 49.97 +22 12 21.3 18.6 r 130
2007-04-05 21:52:59 C 11 52 49.56 +22 12 33.4 18.3 r 130
2007-04-12 07:14:32 C 11 45 11.78 +26 09 13.2 r H45
2007-04-12 07:15:55 C 11 45 11.65 +26 09 14.7 r H45
2007-04-12 07:17:12 C 11 45 11.60 +26 09 16.7 r H45
2007-04-12 07:18:45 C 11 45 11.49 +26 09 19.7 r H45
2007-04-12 07:20:25 C 11 45 11.41 +26 09 22.0 r H45
2007-04-14 23:01:16 C 11 42 16.18 +27 39 23.3 c B23
2007-04-14 23:04:41 C 11 42 16.00 +27 39 27.7 c B23
2007-04-14 23:08:05 C 11 42 15.84 +27 39 32.7 c B23
2007-04-14 23:11:29 C 11 42 15.69 +27 39 37.3 c B23
2007-04-14 23:14:53 C 11 42 15.51 +27 39 41.9 c B23
2007-04-17 05:38:41 C 11 39 55.16 +28 52 22.0 18.7 c 704
2007-04-17 05:52:48 C 11 39 54.55 +28 52 41.2 19.0 c 704
2007-04-17 06:08:08 C 11 39 53.83 +28 52 59.7 18.6 c 704
2007-04-17 06:27:07 C 11 39 53.04 +28 53 24.9 18.7 c 704
2007-04-27 04:57:23 C 11 31 49.88 +33 23 33.6 o 704
2007-04-27 05:09:57 C 11 31 49.59 +33 23 45.9 o 704
2007-04-27 05:22:24 C 11 31 49.21 +33 23 59.0 o 704
2007-04-27 05:34:52 C 11 31 48.86 +33 24 10.8 o 704
2007-05-12 06:37:24 C 11 28 06.88 +37 55 21.3 r 703
2007-05-12 06:46:50 C 11 28 06.96 +37 55 26.7 r 703
2007-05-12 06:56:14 C 11 28 06.99 +37 55 31.5 r 703
2007-05-12 07:05:38 C 11 28 07.03 +37 55 37.1 r 703
2007-05-21 05:14:10 C 11 31 10.48 +39 33 17.4 r H45
2007-05-21 05:16:22 C 11 31 10.52 +39 33 18.3 r H45
2007-05-21 05:18:23 C 11 31 10.55 +39 33 19.0 r H45
2007-05-21 05:20:18 C 11 31 10.63 +39 33 19.6 r H45
2007-05-21 05:22:16 C 11 31 10.62 +39 33 20.4 r H45
2007-06-20 04:27:08 C 12 07 06.38 +41 16 46.8 r 703
2007-06-20 04:38:45 C 12 07 07.10 +41 16 45.8 r 703
2007-06-20 04:50:18 C 12 07 07.93 +41 16 45.1 r 703
2007-06-20 05:01:47 C 12 07 08.79 +41 16 44.6 r 703
2007-06-22 05:56:43 C 12 10 50.37 +41 14 03.8 r G96
2007-06-22 06:02:10 C 12 10 50.77 +41 14 03.5 r G96
2007-06-22 06:07:26 C 12 10 51.16 +41 14 02.9 r G96
2007-06-22 06:12:55 C 12 10 51.56 +41 14 02.6 r G96
2007-09-04 03:45:06 C 15 51 00.10 +22 45 27.0 r 703
2007-09-04 03:59:23 C 15 51 02.41 +22 45 05.5 r 703
2007-09-04 04:13:37 C 15 51 04.86 +22 44 44.1 r 703
2007-09-04 04:27:52 C 15 51 07.30 +22 44 22.4 r 703
2007-11-14 01:33:09 C 20 55 18.20 -20 00 13.3 19.5 c 704
2007-11-14 01:51:13 C 20 55 20.98 -20 00 22.9 19.8 c 704
2007-11-14 02:09:16 C 20 55 23.79 -20 00 31.6 19.8 c 704
2007-11-14 02:27:17 C 20 55 26.50 -20 00 42.6 19.8 c 704
2007-11-14 02:45:23 C 20 55 29.30 -20 00 52.7 19.6 c 704
2007-11-20 01:25:18 C 21 16 56.33 -21 08 26.9 r 448