2008 UW91

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5715818963 ± 7.36e-08
Semi-major axis (a)1.1470424667 AU ± 1.50e-08
Inclination (i)7.31865577° ± 9.19e-06
Long. of Asc. Node (Ω)247.95319383° ± 2.96e-05
Arg. of Perihelion (ω)282.88948985° ± 2.65e-05
Mean Anomaly (M)246.07471485° ± 9.10e-06
Mean Motion (n)0.8023115249°/day ± 1.57e-08
Perihelion dist (q)0.49141376 AU ± 8.47e-08
Aphelion dist (Q)1.80267117 AU ± 8.77e-08
Orbital Period1.22848327 yr ± 2.41e-08
NGA Modelr2
A2-1.43375566e-13 ± 2.79e-14 AU/d²
Physical Parameters
H (abs. magnitude)22.15
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.457″
Uncertainty0
Orbit TypeApollo
MOID0.020736 AU
Observations Used103
Oppositions3
Arc Total2008-2024
First Observation Used2008-10-28
Last Observation Used2024-11-23
Observations (112)
Date Type RA Dec Mag Band Observatory
2008-10-28 04:06:01 C 01 03 38.44 +23 47 15.1 r G96
2008-10-28 04:13:11 C 01 03 37.15 +23 47 07.8 r G96
2008-10-28 04:20:20 C 01 03 35.89 +23 46 58.8 r G96
2008-10-28 04:27:29 C 01 03 34.56 +23 46 51.0 r G96
2008-10-28 05:55:51 C 01 03 18.56 +23 45 11.1 v H01
2008-10-28 05:56:51 C 01 03 18.39 +23 45 10.0 v H01
2008-10-28 05:58:33 C 01 03 18.07 +23 45 08.0 v H01
2008-10-28 06:03:44 C 01 03 17.15 +23 45 02.2 v H01
2008-10-28 06:06:27 C 01 03 16.65 +23 44 59.0 v H01
2008-10-28 07:32:05 C 01 03 01.36 +23 43 20.8 r G96
2008-10-28 07:36:40 C 01 03 00.54 +23 43 15.9 r G96
2008-10-28 07:41:18 C 01 02 59.67 +23 43 10.4 r G96
2008-10-28 07:45:53 C 01 02 58.84 +23 43 05.5 r G96
2008-10-29 04:13:56 C 00 59 24.29 +23 19 06.6 o H55
2008-10-29 04:16:46 C 00 59 23.77 +23 19 03.1 o H55
2008-10-29 04:26:54 C 00 59 21.92 +23 18 50.7 o H55
2008-10-29 04:44:48 C 00 59 19.36 +23 18 29.1 o 291
2008-10-29 04:56:24 C 00 59 17.07 +23 18 17.3 o 291
2008-10-29 06:59:29 C 00 58 54.58 +23 15 49.4 v H01
2008-10-29 07:00:59 C 00 58 54.32 +23 15 47.6 v H01
2008-10-29 07:07:33 C 00 58 53.11 +23 15 39.5 v H01
2008-10-29 07:11:48 C 00 58 52.35 +23 15 34.3 v H01
2008-10-29 07:26:12 C 00 58 49.76 +23 15 17.5 r G96
2008-10-29 07:35:55 C 00 58 48.00 +23 15 05.6 r G96
2008-10-29 07:45:46 C 00 58 46.27 +23 14 53.5 r G96
2008-10-29 07:55:37 C 00 58 44.43 +23 14 41.6 r G96
2008-11-02 03:10:35 C 00 42 24.59 +21 14 22.7 o 291
2008-11-02 03:16:37 C 00 42 23.45 +21 14 14.4 o 291
2008-11-02 03:22:54 C 00 42 22.31 +21 14 05.5 o 291
2008-11-05 01:27:27 C 00 29 39.02 +19 28 30.2 o H55
2008-11-05 01:40:32 C 00 29 36.57 +19 28 09.7 o H55
2008-11-07 01:57:29 C 00 20 54.08 +18 09 40.8 o 291
2008-11-07 02:04:59 C 00 20 52.65 +18 09 31.2 o 291
2008-11-07 02:11:32 C 00 20 51.40 +18 09 16.6 o 291
2008-11-08 02:41:26 C 00 16 28.06 +17 27 54.1 o 291
2008-11-08 02:49:37 C 00 16 26.46 +17 27 40.0 o 291
2008-11-08 03:02:28 C 00 16 23.91 +17 27 16.6 o 291
2008-11-17 05:35:25 C 23 39 33.65 +10 47 23.0 o 291
2008-11-17 05:40:50 C 23 39 32.92 +10 47 13.7 o 291
2008-11-17 05:46:16 C 23 39 31.87 +10 47 02.3 o 291
2008-11-24 03:05:43 C 23 15 34.77 +05 34 45.5 o 291
2008-11-24 03:11:06 C 23 15 33.98 +05 34 35.5 o 291
2008-11-24 03:16:24 C 23 15 33.34 +05 34 26.1 o 291
2010-06-26 04:17:27 S 23 47 21.521 +19 50 58.38 L C51
2010-06-26 07:27:59 S 23 46 31.975 +19 50 09.06 L C51
2010-06-26 09:03:09 S 23 46 07.322 +19 49 44.00 L C51
2010-06-26 12:13:40 S 23 45 17.726 +19 48 52.49 L C51
2014-09-24 00:37:35 C 23 52 47.25 +16 01 40.2 t 950
2014-09-24 00:40:22 C 23 52 46.98 +16 01 38.0 t 950
2014-09-24 00:43:09 C 23 52 46.66 +16 01 36.8 t 950