2009 UK28

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4089886518 ± 1.18e-07
Semi-major axis (a)2.1785861724 AU ± 3.90e-09
Inclination (i)27.44578871° ± 1.17e-05
Long. of Asc. Node (Ω)52.59484400° ± 4.90e-06
Arg. of Perihelion (ω)330.45286982° ± 4.76e-05
Mean Anomaly (M)4.73196796° ± 2.10e-05
Mean Motion (n)0.3065138915°/day ± 8.23e-10
Perihelion dist (q)1.28756915 AU ± 2.57e-07
Aphelion dist (Q)3.06960319 AU ± 2.57e-07
Orbital Period3.21560070 yr ± 8.64e-09
Physical Parameters
H (abs. magnitude)19.88
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.247″
Uncertainty0
Orbit TypeAmor
MOID0.329770 AU
Observations Used118
Oppositions11
Arc Total2009-2025
First Observation Used2009-10-26
Last Observation Used2025-12-12
Observations (137)
Date Type RA Dec Mag Band Observatory
2009-11-06 05:05:19 C 03 54 51.18 +09 36 57.1 o H21
2009-11-06 05:09:16 C 03 54 50.76 +09 37 09.7 o H21
2009-11-06 05:20:05 C 03 54 49.57 +09 37 43.7 o H21
2009-11-06 10:09:27 C 03 54 18.23 +09 52 55.0 c 926
2009-11-06 10:11:40 C 03 54 18.03 +09 53 01.7 c 926
2009-11-06 10:13:53 C 03 54 17.74 +09 53 08.9 c 926
2009-11-11 00:27:38 C 03 42 17.74 +15 38 06.4 w 160
2009-11-11 00:31:34 C 03 42 17.26 +15 38 18.3 w 160
2009-11-11 00:35:28 C 03 42 16.79 +15 38 30.3 w 160
2009-11-11 22:23:56 C 03 39 49.56 +16 45 41.0 r J75
2009-11-11 22:40:59 C 03 39 47.54 +16 46 33.8 r J75
2009-11-11 22:54:16 C 03 39 45.63 +16 47 11.7 r 130
2009-11-11 22:58:01 C 03 39 45.51 +16 47 25.9 r J75
2009-11-11 22:58:03 C 03 39 45.17 +16 47 23.6 r 130
2009-11-11 23:02:13 C 03 39 44.65 +16 47 36.3 r 130
2009-11-11 23:05:18 C 03 39 44.32 +16 47 45.6 r 130
2009-11-12 00:32:48 C 03 39 33.84 +16 52 14.1 w 160
2009-11-12 00:36:21 C 03 39 33.42 +16 52 25.2 w 160
2009-11-12 00:40:09 C 03 39 32.97 +16 52 36.5 w 160
2009-11-12 08:48:55 C 03 38 36.65 +17 17 30.9 o H21
2009-11-12 08:53:18 C 03 38 36.14 +17 17 44.0 o H21
2009-11-12 08:58:24 C 03 38 35.53 +17 17 59.7 o H21
2009-11-13 05:27:01 C 03 36 15.90 +18 20 05.6 r H53
2009-11-13 05:30:01 C 03 36 15.50 +18 20 15.3 r H53
2009-11-13 05:33:01 C 03 36 15.11 +18 20 25.0 r H53
2009-11-13 05:36:01 C 03 36 14.67 +18 20 34.1 r H53
2009-11-13 05:40:48 C 03 36 14.13 +18 20 48.7 r H53
2009-11-13 05:43:48 C 03 36 13.85 +18 20 56.3 r H53
2009-11-14 23:12:52 C 03 31 26.57 +20 24 14.9 r J75
2009-11-14 23:31:55 C 03 31 24.24 +20 25 11.2 r J75
2009-11-14 23:50:28 C 03 31 21.98 +20 26 05.3 r J75
2009-11-15 07:14:32 C 03 30 30.45 +20 47 43.8 r 703
2009-11-15 07:27:33 C 03 30 28.94 +20 48 20.4 r 703
2009-11-15 07:40:23 C 03 30 27.28 +20 48 59.2 r 703
2009-11-15 07:53:19 C 03 30 25.70 +20 49 36.5 r 703
2009-11-17 06:29:10 C 03 25 02.28 +23 02 23.1 18.5 c 704
2009-11-17 06:47:04 C 03 25 00.08 +23 03 12.5 18.6 c 704
2009-11-17 07:04:52 C 03 24 57.92 +23 04 02.1 18.6 c 704
2009-11-17 07:22:41 C 03 24 55.75 +23 04 51.6 18.4 c 704
2009-11-20 00:19:16 C 03 17 28.84 +25 59 29.8 w 160
2009-11-20 00:20:48 C 03 17 28.67 +25 59 33.5 w 160
2009-11-20 00:22:45 C 03 17 28.45 +25 59 38.7 w 160
2009-11-20 00:24:29 C 03 17 28.24 +25 59 43.2 w 160
2009-11-20 00:26:35 C 03 17 27.98 +25 59 48.9 w 160
2009-11-20 04:11:43 C 03 17 03.26 +26 09 32.3 r H53
2009-11-20 04:16:36 C 03 17 02.91 +26 09 45.7 r H53
2009-11-20 04:20:36 C 03 17 02.44 +26 09 55.9 r H53
2009-11-20 04:23:37 C 03 17 02.14 +26 10 03.2 r H53
2009-11-20 04:30:17 C 03 17 01.23 +26 10 21.8 r H53
2009-11-20 04:33:18 C 03 17 00.97 +26 10 29.0 r H53