9162 Kwiila (1987 OA)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5954791131 ± 1.05e-08
Semi-major axis (a)1.4966859891 AU ± 3.11e-10
Inclination (i)9.00982902° ± 2.01e-06
Long. of Asc. Node (Ω)179.97758682° ± 1.10e-05
Arg. of Perihelion (ω)235.85023444° ± 1.08e-05
Mean Anomaly (M)292.60219626° ± 1.35e-06
Mean Motion (n)0.5382899066°/day ± 1.68e-10
Perihelion dist (q)0.60544074 AU ± 1.57e-08
Aphelion dist (Q)2.38793123 AU ± 1.58e-08
Orbital Period1.83103244 yr ± 5.71e-10
Physical Parameters
H (abs. magnitude)18.01
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.295″
Uncertainty0
Orbit TypeApollo
MOID0.080729 AU
Observations Used733
Oppositions17
Arc Total1987-2025
First Observation Used1987-07-18
Last Observation Used2025-06-30
Observations (796)
Date Type RA Dec Mag Band Observatory
2009-08-07 23:04:03 C 22 00 53.94 +58 05 10.7 o J16
2009-08-07 23:06:09 C 22 00 54.49 +58 05 32.9 o J16
2009-08-07 23:08:16 C 22 00 54.99 +58 05 55.7 o J16
2009-08-07 23:10:23 C 22 00 55.45 +58 06 18.0 o J16
2009-08-07 23:12:30 C 22 00 56.00 +58 06 40.3 o J16
2009-08-07 23:14:36 C 22 00 56.52 +58 07 02.8 o J16
2009-08-07 23:16:42 C 22 00 56.98 +58 07 24.8 o J16
2009-08-07 23:18:47 C 22 00 57.51 +58 07 47.0 o J16
2009-08-07 23:20:53 C 22 00 58.05 +58 08 09.3 o J16
2009-08-07 23:23:00 C 22 00 58.55 +58 08 31.8 o J16
2009-08-07 23:25:06 C 22 00 59.03 +58 08 54.1 o J16
2009-08-07 23:27:11 C 22 00 59.56 +58 09 16.3 o J16
2009-08-08 23:00:10 C 22 08 24.86 +62 28 08.5 o J51
2009-08-08 23:15:30 C 22 08 30.17 +62 31 06.2 o J51
2009-08-08 23:30:59 C 22 08 35.55 +62 34 05.7 o J51
2010-02-03 22:40:24 S 14 58 13.10 -14 59 11.9 L C51
2010-02-04 01:50:55 S 14 58 19.63 -14 59 00.0 L C51
2010-02-04 05:01:26 S 14 58 26.11 -14 58 43.7 L C51
2010-02-04 05:01:37 S 14 58 26.06 -14 58 45.0 L C51
2010-02-04 08:12:08 S 14 58 32.546 -14 58 33.28 L C51
2010-02-04 12:58:00 S 14 58 42.17 -14 58 11.6 L C51
2010-02-04 16:08:30 S 14 58 48.56 -14 57 56.2 L C51
2010-02-05 04:50:46 S 14 59 13.538 -14 56 58.67 L C51
2010-02-07 02:53:44 S 15 00 40.030 -14 52 58.40 L C51
2010-02-07 09:14:57 S 15 00 51.374 -14 52 20.64 L C51
2010-02-07 10:50:18 S 15 00 54.233 -14 52 13.62 L C51
2010-02-07 14:00:49 S 15 00 59.714 -14 51 53.68 L C51
2010-02-07 17:11:20 S 15 01 05.215 -14 51 32.98 L C51
2010-02-07 20:21:51 S 15 01 10.790 -14 51 11.74 L C51
2010-02-15 11:56:49 C 15 05 21.84 -14 26 37.2 r G96
2010-02-15 12:04:33 C 15 05 21.94 -14 26 36.7 r G96
2010-02-15 12:12:10 C 15 05 22.02 -14 26 35.1 r G96
2010-02-15 12:19:52 C 15 05 22.16 -14 26 33.8 r G96
2010-03-19 11:11:51 C 14 55 26.32 -10 21 02.3 r G96
2010-03-19 11:22:04 C 14 55 25.89 -10 20 56.8 r G96
2010-03-19 11:32:28 C 14 55 25.42 -10 20 52.3 r G96
2010-03-19 11:42:49 C 14 55 24.96 -10 20 47.2 r G96
2012-04-21 11:57:14 C 15 27 21.191 -07 54 28.16 L F51
2012-04-21 12:14:26 C 15 27 20.101 -07 54 21.04 L F51
2012-04-21 12:28:30 C 15 27 19.226 -07 54 15.46 L F51
2012-04-24 11:52:58 C 15 22 54.591 -07 25 15.89 L F51
2012-04-24 12:08:31 C 15 22 53.589 -07 25 09.69 L F51
2012-04-24 12:24:15 C 15 22 52.577 -07 25 03.34 L F51
2012-04-24 12:38:18 C 15 22 51.675 -07 24 57.72 L F51
2012-05-18 09:03:16 C 14 45 49.015 -04 02 07.74 L F51
2012-05-18 09:22:52 C 14 45 47.762 -04 02 02.23 L F51
2012-05-18 09:42:32 C 14 45 46.559 -04 01 56.77 L F51
2014-05-07 10:44:08 C 16 15 48.528 -08 21 33.44 L F51
2014-05-07 11:01:43 C 16 15 47.449 -08 21 27.73 L F51
2014-05-07 11:19:19 C 16 15 46.366 -08 21 22.00 L F51