2009 WE253

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5500641266 ± 2.66e-08
Semi-major axis (a)2.5920745379 AU ± 3.83e-08
Inclination (i)11.94048825° ± 3.82e-06
Long. of Asc. Node (Ω)283.52237629° ± 1.52e-05
Arg. of Perihelion (ω)105.81028836° ± 2.11e-05
Mean Anomaly (M)318.26206571° ± 2.13e-05
Mean Motion (n)0.2361788737°/day ± 5.24e-09
Perihelion dist (q)1.16626732 AU ± 7.10e-08
Aphelion dist (Q)4.01788175 AU ± 9.10e-08
Orbital Period4.17321951 yr ± 9.25e-08
Physical Parameters
H (abs. magnitude)17.93
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.298″
Uncertainty0
Orbit TypeAmor
MOID0.269533 AU
Observations Used262
Oppositions14
Arc Total2005-2023
First Observation Used2005-10-07
Last Observation Used2023-02-28
Observations (279)
Date Type RA Dec Mag Band Observatory
2005-10-07 14:59:44 C 09 12 27.103 +16 28 39.25 o 568
2005-10-07 15:08:42 C 09 12 27.873 +16 28 33.65 o 568
2005-10-07 15:17:40 C 09 12 28.632 +16 28 28.00 o 568
2009-11-19 11:03:21 C 09 07 37.45 +21 22 35.2 r G96
2009-11-19 11:11:44 C 09 07 37.63 +21 22 29.9 r G96
2009-11-19 11:20:10 C 09 07 37.84 +21 22 24.8 r G96
2009-11-19 11:28:34 C 09 07 38.06 +21 22 19.5 r G96
2009-12-10 03:02:50 C 09 08 33.98 +16 47 49.4 r J75
2009-12-10 03:20:19 C 09 08 33.54 +16 47 41.8 r J75
2009-12-10 03:38:38 C 09 08 33.11 +16 47 31.8 r J75
2009-12-17 08:35:55 C 09 03 11.64 +15 30 53.6 18.9 c 704
2009-12-17 08:53:43 C 09 03 10.93 +15 30 46.3 19.7 c 704
2009-12-17 09:11:26 C 09 03 10.15 +15 30 38.7 19.9 c 704
2009-12-17 09:29:11 C 09 03 09.45 +15 30 30.6 19.6 c 704
2009-12-17 09:46:54 C 09 03 08.74 +15 30 25.7 19.1 c 704
2009-12-17 10:03:25 C 09 03 08.02 +15 30 17.3 r G96
2009-12-17 10:13:28 C 09 03 07.59 +15 30 13.5 r G96
2009-12-17 10:23:38 C 09 03 07.16 +15 30 09.6 r G96
2009-12-17 10:33:53 C 09 03 06.73 +15 30 05.3 r G96
2009-12-17 11:18:03 C 09 03 04.84 +15 29 47.1 o H01
2009-12-17 11:28:54 C 09 03 04.37 +15 29 42.7 o H01
2009-12-17 11:41:08 C 09 03 03.86 +15 29 37.6 o H01
2009-12-17 11:51:25 C 09 03 03.43 +15 29 33.3 o H01
2009-12-17 12:56:20 C 09 03 00.73 +15 29 06.2 o H01
2009-12-17 13:05:12 C 09 03 00.35 +15 29 02.5 o H01
2009-12-17 13:12:13 C 09 03 00.07 +15 28 59.6 o H01
2009-12-20 10:07:02 C 09 00 05.34 +15 01 35.4 r 448
2009-12-20 10:22:14 C 09 00 04.61 +15 01 29.5 r 448
2009-12-20 10:36:59 C 09 00 03.93 +15 01 23.5 r 448
2009-12-26 09:55:53 C 08 52 47.61 +14 09 58.4 r 448
2009-12-26 10:09:06 C 08 52 46.76 +14 09 53.4 r 448
2009-12-26 10:23:42 C 08 52 46.00 +14 09 49.1 r 448
2009-12-27 08:47:44 C 08 51 30.29 +14 02 27.4 r 448
2009-12-27 09:01:56 C 08 51 29.49 +14 02 24.2 r 448
2009-12-27 09:15:52 C 08 51 28.59 +14 02 18.3 r 448
2010-01-06 10:23:49 C 08 36 16.81 +12 54 37.5 r 703
2010-01-06 10:31:17 C 08 36 16.30 +12 54 35.7 r 703
2010-01-06 10:38:49 C 08 36 15.69 +12 54 33.4 r 703
2010-01-06 10:46:18 C 08 36 15.19 +12 54 33.0 r 703
2010-01-12 10:02:23 C 08 26 30.15 +12 24 05.3 r G96
2010-01-12 10:15:55 C 08 26 29.22 +12 24 02.7 r G96
2010-01-12 10:29:20 C 08 26 28.28 +12 24 00.3 r G96
2010-01-12 10:42:51 C 08 26 27.34 +12 23 57.3 r G96
2010-01-13 06:17:25 C 08 25 07.37 +12 20 31.5 u I20
2010-01-13 06:34:05 C 08 25 06.22 +12 20 28.2 u I20
2010-01-13 06:49:27 C 08 25 05.17 +12 20 26.0 u I20
2010-01-14 21:37:55 C 08 22 27.63 +12 13 24.2 u B67
2010-01-14 21:57:18 C 08 22 26.29 +12 13 21.4 u B67
2010-01-14 22:16:08 C 08 22 25.01 +12 13 18.0 u B67
2010-01-15 08:08:00 C 08 21 44.82 +12 11 40.5 r 703