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
2020-08-03 13:47:13 C 01 44 30.19 +46 41 33.0 V T05
2020-08-03 13:53:13 C 01 44 35.29 +46 41 51.6 V T05
2020-08-03 13:59:09 C 01 44 40.37 +46 42 10.1 V T05
2020-08-03 14:04:33 C 01 44 44.99 +46 42 26.7 V T05
2020-08-03 14:15:17 C 01 44 54.09 +46 43 00.2 V T05
2020-08-03 14:17:28 C 01 44 55.99 +46 43 07.5 V T05
2020-08-04 08:23:00 C 02 01 10.16 +47 34 34.3 V U55
2020-08-04 08:31:01 C 02 01 17.58 +47 34 56.7 V U55
2020-08-04 08:39:03 C 02 01 24.94 +47 35 18.9 V U55
2020-08-06 00:35:17 C 02 40 10.61 +49 00 00.3 V A17
2020-08-06 00:46:01 C 02 40 21.42 +49 00 17.5 V A17
2020-08-06 00:51:09 C 02 40 26.60 +49 00 25.7 V A17
2021-02-09 12:44:46 C 15 07 22.09 -14 43 09.0 V G96
2021-02-09 12:51:30 C 15 07 22.33 -14 43 08.0 V G96
2021-02-09 12:58:12 C 15 07 22.49 -14 43 07.8 V G96
2021-02-09 13:04:56 C 15 07 22.65 -14 43 06.6 V G96
2021-03-22 13:19:03 C 15 00 24.052 -10 04 52.20 U F52
2021-03-22 13:34:49 C 15 00 23.325 -10 04 44.85 U F52
2021-03-22 13:50:39 C 15 00 22.576 -10 04 37.45 U F52
2021-03-22 14:06:29 C 15 00 21.837 -10 04 30.02 U F52
2021-04-04 10:11:36 C 14 43 16.20 -07 29 14.1 V G96
2021-04-04 10:19:02 C 14 43 15.69 -07 29 10.0 V G96
2021-04-04 10:26:28 C 14 43 15.24 -07 29 06.1 V G96
2021-04-04 10:33:55 C 14 43 14.73 -07 29 02.1 V G96
2021-04-06 12:42:37 C 14 39 57.517 -07 02 07.31 U F52
2021-04-06 13:01:13 C 14 39 56.238 -07 01 57.57 U F52
2021-04-06 13:19:43 C 14 39 54.980 -07 01 47.64 U F52
2021-04-06 13:38:14 C 14 39 53.682 -07 01 37.50 U F52
2021-04-08 11:12:47 C 14 36 49.206 -06 37 02.37 U F52
2021-04-08 11:31:24 C 14 36 47.893 -06 36 52.48 U F52
2021-04-08 11:50:02 C 14 36 46.567 -06 36 42.48 U F52
2021-04-14 10:35:44 C 14 26 43.948 -05 19 55.27 U F52
2021-04-14 10:55:15 C 14 26 42.503 -05 19 44.82 U F52
2021-04-14 11:14:38 C 14 26 41.070 -05 19 34.46 U F52
2021-04-14 11:34:23 C 14 26 39.614 -05 19 24.02 U F52
2021-04-15 11:11:35 C 14 24 57.724 -05 06 52.75 U F51
2021-04-15 11:30:41 C 14 24 56.300 -05 06 42.73 U F51
2021-04-15 11:49:50 C 14 24 54.883 -05 06 32.53 U F51
2021-04-15 12:08:56 C 14 24 53.470 -05 06 22.40 U F51
2021-04-17 09:06:50 C 14 21 39.114 -04 42 48.52 U F52
2021-04-17 09:36:37 C 14 21 36.907 -04 42 33.14 U F52
2021-04-17 09:51:25 C 14 21 35.801 -04 42 25.40 U F52
2021-04-18 10:20:56 C 14 19 49.557 -04 29 45.92 U F51
2021-04-18 11:04:52 C 14 19 46.290 -04 29 23.35 U F51
2021-04-18 11:27:09 C 14 19 44.634 -04 29 11.85 U F51
2021-04-21 14:02:14 C 14 14 22.932 -03 51 30.71 V P07
2021-04-21 14:05:50 C 14 14 22.646 -03 51 28.26 V P07
2021-04-21 15:02:28 C 14 14 18.509 -03 51 01.08 V P07
2021-04-21 15:44:58 C 14 14 15.415 -03 50 39.88 V P07
2021-04-30 06:51:12 C 13 59 57.227 -02 16 30.70 U F52