2008 UW99

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6162977000
Semi-major axis (a)2.4637992000 AU
Inclination (i)1.47028000°
Long. of Asc. Node (Ω)21.27958000°
Arg. of Perihelion (ω)345.43368000°
Mean Anomaly (M)153.85653000°
Mean Motion (n)0.2548567400°/day
Perihelion dist (q)0.94536540 AU
Aphelion dist (Q)3.98223300 AU
Orbital Period3.86730090 yr
Physical Parameters
H (abs. magnitude)24.70
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.550″
Uncertainty6
Orbit TypeApollo
MOID0.006542 AU
Observations Used42
Oppositions1
Arc Total
First Observation Used
Last Observation Used2008-12-07
Observations (54)
Date Type RA Dec Mag Band Observatory
2008-10-31 10:59:17 C 06 44 13.34 +45 31 13.8 r 703
2008-10-31 11:08:06 C 06 44 00.06 +45 29 46.5 r 703
2008-10-31 11:16:50 C 06 43 46.92 +45 28 19.3 r 703
2008-10-31 11:25:37 C 06 43 33.67 +45 26 51.0 r 703
2008-10-31 12:11:43 C 06 42 23.28 +45 18 49.2 v H01
2008-10-31 12:12:57 C 06 42 21.49 +45 18 36.7 v H01
2008-10-31 12:14:01 C 06 42 19.94 +45 18 25.8 v H01
2008-10-31 12:14:42 C 06 42 21.04 +45 18 36.0 r 703
2008-10-31 12:15:27 C 06 42 20.02 +45 18 28.0 r 703
2008-10-31 12:16:09 C 06 42 16.83 +45 18 04.0 v H01
2008-10-31 12:16:19 C 06 42 18.68 +45 18 19.5 r 703
2008-10-31 12:17:14 C 06 42 17.39 +45 18 10.4 r 703
2008-10-31 12:17:56 C 06 42 14.23 +45 17 45.8 v H01
2008-11-01 04:28:54 C 06 24 53.85 +42 54 38.4 r J95
2008-11-01 04:32:01 C 06 24 50.78 +42 54 13.7 r J95
2008-11-01 04:35:11 C 06 24 47.73 +42 53 49.2 r J95
2008-11-01 04:38:52 C 06 24 44.19 +42 53 20.2 r J95
2008-11-05 05:46:14 C 05 44 20.04 +35 59 39.5 o H55
2008-11-05 05:51:34 C 05 44 18.68 +35 59 28.3 o H55
2008-11-05 05:55:58 C 05 44 17.68 +35 59 19.1 o H55
2008-11-06 05:47:52 C 05 40 02.54 +35 09 07.2 o 291
2008-11-06 05:54:19 C 05 40 01.34 +35 08 53.8 o 291
2008-11-06 06:00:55 C 05 40 00.12 +35 08 43.4 o 291
2008-11-07 06:44:30 C 05 36 18.63 +34 26 36.5 o H55
2008-11-07 06:50:46 C 05 36 17.59 +34 26 26.9 o H55
2008-11-08 10:38:21 C 05 32 53.12 +33 47 39.0 o 291
2008-11-08 11:05:45 C 05 32 49.07 +33 47 02.6 o 291
2008-11-09 07:00:03 C 05 30 55.29 +33 23 04.3 o 291
2008-11-09 07:07:13 C 05 30 54.44 +33 22 56.2 o 291
2008-11-10 09:20:26 C 05 28 25.54 +32 55 35.4 o H55
2008-11-10 09:25:52 C 05 28 24.97 +32 55 30.4 o H55
2008-11-10 09:39:51 C 05 28 23.40 +32 55 15.9 o H55
2008-11-19 04:45:19 C 05 15 45.33 +30 41 58.7 o 291
2008-11-19 04:51:32 C 05 15 44.88 +30 41 58.6 o 291
2008-11-19 04:57:42 C 05 15 44.43 +30 41 56.6 o 291
2008-11-19 05:19:38 C 05 15 41.72 +30 41 48.6 o H55
2008-11-19 05:44:56 C 05 15 40.12 +30 41 38.4 o H55
2008-11-19 06:08:04 C 05 15 38.66 +30 41 29.2 o H55
2008-11-20 04:17:17 C 05 14 39.60 +30 31 59.1 o 291
2008-11-20 04:23:26 C 05 14 39.25 +30 31 56.7 o 291
2008-11-20 04:29:47 C 05 14 38.77 +30 31 52.9 o 291
2008-11-21 04:57:53 C 05 13 32.51 +30 22 10.0 o 291
2008-11-21 05:04:02 C 05 13 32.31 +30 22 08.4 o 291
2008-11-21 05:10:11 C 05 13 31.80 +30 22 05.6 o 291
2008-11-22 04:05:27 C 05 12 31.34 +30 13 15.6 o H55
2008-11-22 04:27:01 C 05 12 30.27 +30 13 09.3 o H55
2008-11-22 04:46:50 C 05 12 29.30 +30 13 03.1 o H55
2008-11-24 10:42:09 C 05 10 11.45 +29 53 58.8 o 291
2008-11-24 10:54:15 C 05 10 10.71 +29 53 54.0 o 291
2008-12-01 08:38:40 C 05 04 17.53 +29 03 34.5 o 291