329669 (2003 UD8)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5352878086 ± 2.15e-08
Semi-major axis (a)2.7200050001 AU ± 3.09e-09
Inclination (i)3.88685322° ± 2.04e-06
Long. of Asc. Node (Ω)238.33397039° ± 3.85e-05
Arg. of Perihelion (ω)108.38509875° ± 3.91e-05
Mean Anomaly (M)331.50380252° ± 2.44e-06
Mean Motion (n)0.2197139959°/day ± 3.75e-10
Perihelion dist (q)1.26401948 AU ± 5.84e-08
Aphelion dist (Q)4.17599052 AU ± 5.86e-08
Orbital Period4.48595129 yr ± 7.65e-09
Physical Parameters
H (abs. magnitude)16.72
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.266″
Uncertainty0
Orbit TypeAmor
MOID0.265100 AU
Observations Used534
Oppositions38
Arc Total1976-2025
First Observation Used1976-06-29
Last Observation Used2025-05-28
Observations (596)
Date Type RA Dec Mag Band Observatory
2012-10-15 02:07:32 C 19 44 42.02 -14 47 47.9 19.2 c 704
2012-10-15 02:27:05 C 19 44 44.80 -14 47 43.6 19.4 c 704
2012-10-15 02:47:04 C 19 44 47.70 -14 47 37.9 19.2 c 704
2012-10-15 03:06:49 C 19 44 50.53 -14 47 32.6 19.0 c 704
2012-11-04 01:32:37 C 20 57 41.34 -11 51 57.8 19.1 c 704
2012-11-04 02:14:53 C 20 57 47.82 -11 51 37.9 19.1 c 704
2012-11-04 02:35:35 C 20 57 50.98 -11 51 27.6 18.9 c 704
2012-11-04 02:57:43 C 20 57 54.37 -11 51 16.7 18.8 c 704
2012-11-12 01:40:16 C 21 27 32.25 -10 11 40.3 r 703
2012-11-12 01:48:04 C 21 27 33.40 -10 11 36.2 r 703
2012-11-12 01:55:54 C 21 27 34.63 -10 11 31.5 r 703
2012-11-12 02:03:42 C 21 27 35.82 -10 11 27.8 r 703
2012-11-13 01:52:40 C 21 31 16.80 -09 57 59.9 19.2 c 704
2012-11-13 02:14:19 C 21 31 20.06 -09 57 47.7 19.2 c 704
2012-11-13 02:36:19 C 21 31 23.39 -09 57 35.0 19.1 c 704
2012-11-13 02:58:50 C 21 31 26.85 -09 57 23.1 19.2 c 704
2012-11-13 03:20:24 C 21 31 30.14 -09 57 10.1 19.0 c 704
2012-12-04 01:29:15 C 22 46 41.54 -04 37 29.7 19.1 c 704
2012-12-04 02:06:46 C 22 46 46.82 -04 37 03.7 19.7 c 704
2012-12-04 02:25:28 C 22 46 49.47 -04 36 51.8 19.5 c 704
2012-12-04 02:44:11 C 22 46 52.15 -04 36 40.1 19.3 c 704
2012-12-11 02:51:34 C 23 10 32.91 -02 41 14.9 r 703
2012-12-11 03:07:12 C 23 10 35.04 -02 41 04.2 r 703
2012-12-11 03:15:02 C 23 10 36.08 -02 40 58.9 r 703
2012-12-13 01:29:27 C 23 16 58.19 -02 09 02.3 19.5 c 704
2012-12-13 01:48:50 C 23 17 00.83 -02 08 49.0 19.8 c 704
2012-12-13 02:08:09 C 23 17 03.32 -02 08 37.5 20.4 c 704
2012-12-13 02:27:28 C 23 17 05.99 -02 08 23.1 19.7 c 704
2013-02-08 02:43:34 C 01 59 38.76 +11 48 30.7 r G96
2013-02-08 02:51:02 C 01 59 39.51 +11 48 34.6 r G96
2013-02-08 02:58:39 C 01 59 40.34 +11 48 38.4 r G96
2013-02-08 03:06:09 C 01 59 41.13 +11 48 42.3 r G96
2013-02-09 05:33:58 C 02 02 26.957 +12 01 36.27 L F51
2013-02-09 05:39:58 C 02 02 27.578 +12 01 39.09 L F51
2013-02-09 05:52:02 C 02 02 28.820 +12 01 44.94 L F51
2013-03-03 05:39:50 C 02 55 42.562 +15 48 05.95 L F51
2013-03-03 05:45:30 C 02 55 43.116 +15 48 08.11 L F51
2013-03-03 05:51:12 C 02 55 43.665 +15 48 10.17 L F51
2013-03-03 05:56:55 C 02 55 44.216 +15 48 12.63 L F51
2014-01-03 08:17:11 C 09 38 30.64 +08 58 51.1 u H21
2014-01-03 08:34:40 C 09 38 30.18 +08 58 54.0 u H21
2014-01-03 08:52:46 C 09 38 29.64 +08 58 55.9 u H21
2014-02-06 08:52:16 C 09 10 44.68 +10 49 32.8 q G96
2014-02-06 09:06:55 C 09 10 44.09 +10 49 35.7 q G96
2014-02-06 09:14:13 C 09 10 43.80 +10 49 36.3 q G96
2016-04-15 09:49:22 C 13 54 15.120 -14 36 30.58 L F51
2016-04-15 10:07:32 C 13 54 14.378 -14 36 26.20 L F51
2016-04-15 10:25:42 C 13 54 13.668 -14 36 22.15 L F51
2016-04-15 10:43:55 C 13 54 12.911 -14 36 17.64 L F51
2016-05-01 09:02:38 C 13 38 56.482 -13 00 07.34 L F51