2009 UW2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5706301327 ± 5.20e-08
Semi-major axis (a)2.4804090665 AU ± 3.55e-08
Inclination (i)12.61324122° ± 1.86e-05
Long. of Asc. Node (Ω)190.88101201° ± 2.75e-05
Arg. of Perihelion (ω)225.53636363° ± 5.00e-05
Mean Anomaly (M)34.92294423° ± 3.13e-05
Mean Motion (n)0.2523058446°/day ± 5.41e-09
Perihelion dist (q)1.06501291 AU ± 1.30e-07
Aphelion dist (Q)3.89580522 AU ± 1.40e-07
Orbital Period3.90647424 yr ± 8.38e-08
Physical Parameters
H (abs. magnitude)20.10
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.567″
Uncertainty0
Orbit TypeAmor
MOID0.133375 AU
Observations Used69
Oppositions4
Arc Total2009-2014
First Observation Used2009-09-20
Last Observation Used2014-02-06
Observations (71)
Date Type RA Dec Mag Band Observatory
2009-09-20 07:27:10 C 22 19 13.44 +06 29 03.0 r 703
2009-09-20 07:38:28 C 22 19 13.18 +06 28 48.3 r 703
2009-09-20 07:49:59 C 22 19 12.82 +06 28 33.3 r 703
2009-09-20 08:01:24 C 22 19 12.50 +06 28 19.4 r 703
2009-10-19 03:46:55 C 22 27 39.67 -15 32 04.0 r 703
2009-10-19 03:58:17 C 22 27 40.28 -15 32 32.3 r 703
2009-10-19 04:12:56 C 22 27 41.29 -15 33 05.6 r 703
2009-10-19 04:24:18 C 22 27 41.72 -15 33 34.3 r 703
2009-10-19 04:31:15 C 22 27 42.12 -15 33 51.3 r 703
2009-10-19 04:32:37 C 22 27 42.22 -15 33 54.7 r 703
2009-10-19 04:34:00 C 22 27 42.22 -15 33 57.4 r 703
2009-10-19 04:35:22 C 22 27 42.37 -15 34 02.6 r 703
2009-10-19 04:48:45 C 22 27 43.40 -15 34 33.3 o 673
2009-10-19 05:07:11 C 22 27 44.48 -15 35 19.6 o 673
2009-10-19 05:19:12 C 22 27 45.12 -15 35 47.6 o 673
2009-10-19 05:29:11 C 22 27 45.68 -15 36 12.0 o 673
2009-10-19 06:41:13 C 22 27 49.35 -15 39 03.1 c H06
2009-10-19 06:47:57 C 22 27 49.75 -15 39 18.5 c H06
2009-10-19 06:54:41 C 22 27 50.16 -15 39 33.7 c H06
2009-10-19 11:58:37 C 22 28 11.63 -15 51 15.5 r D90
2009-10-19 12:02:00 C 22 28 11.82 -15 51 24.7 r D90
2009-10-19 12:05:23 C 22 28 11.99 -15 51 32.6 r D90
2009-10-19 12:36:00 C 22 28 13.43 -15 52 46.7 r E12
2009-10-19 12:39:18 C 22 28 13.63 -15 52 54.6 r E12
2009-10-19 18:05:26 C 22 28 37.54 -16 06 49.4 o 151
2009-10-19 18:13:37 C 22 28 38.06 -16 07 09.0 o 151
2009-10-19 18:21:48 C 22 28 38.55 -16 07 28.3 o 151
2009-10-19 18:56:35 C 22 28 40.68 -16 08 54.5 r A17
2009-10-19 18:56:48 C 22 28 40.65 -16 08 55.3 o 611
2009-10-19 19:04:04 C 22 28 41.19 -16 09 12.0 o 611
2009-10-19 19:09:54 C 22 28 41.39 -16 09 27.3 o 611
2009-10-19 19:13:41 C 22 28 41.73 -16 09 36.2 r A17
2009-10-19 19:31:55 C 22 28 42.84 -16 10 20.3 r A17
2009-10-19 20:01:43 C 22 28 44.56 -16 11 31.0 r B33
2009-10-19 20:05:10 C 22 28 44.79 -16 11 39.4 r B33
2009-10-20 03:30:04 C 22 29 15.82 -16 29 36.9 18.9 c 704
2009-10-20 03:49:30 C 22 29 17.02 -16 30 24.6 19.2 c 704
2009-10-20 04:09:05 C 22 29 18.17 -16 31 12.3 19.3 c 704
2009-10-20 04:28:42 C 22 29 19.40 -16 31 59.9 19.4 c 704
2009-10-20 04:48:10 C 22 29 20.60 -16 32 47.3 19.2 c 704
2009-10-29 00:12:10 C 22 49 28.45 -25 16 02.3 u I20
2009-10-29 00:17:21 C 22 49 29.01 -25 16 15.7 u I20
2009-10-29 00:24:05 C 22 49 29.78 -25 16 32.3 u I20
2009-11-13 02:21:42 C 23 53 00.00 -39 07 43.2 c I19
2009-11-13 02:25:21 C 23 53 00.79 -39 07 50.1 c I19
2009-11-13 02:39:47 C 23 53 04.01 -39 08 17.4 c I19
2009-11-17 11:24:52 C 00 19 11.58 -42 14 59.6 r E12
2009-11-17 11:46:08 C 00 19 17.07 -42 15 33.4 r E12
2009-12-22 12:53:49 C 04 14 42.85 -40 34 19.7 o 474
2009-12-22 12:55:40 C 04 14 43.21 -40 34 16.8 o 474