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
2010-01-15 08:18:40 C 08 21 43.95 +12 11 40.3 r 703
2010-01-15 08:29:29 C 08 21 43.38 +12 11 38.5 r 703
2010-01-15 08:40:19 C 08 21 42.58 +12 11 35.2 r 703
2010-01-16 06:31:08 C 08 20 14.81 +12 08 04.1 18.9 c 704
2010-01-16 06:52:17 C 08 20 13.35 +12 08 01.5 19.5 c 704
2010-01-16 07:10:16 C 08 20 12.08 +12 07 58.5 19.7 c 704
2010-01-16 07:28:12 C 08 20 10.81 +12 07 55.0 19.4 c 704
2010-01-16 07:46:09 C 08 20 09.61 +12 07 53.1 19.2 c 704
2010-01-18 23:05:34 C 08 15 58.72 +11 58 24.1 v 204
2010-01-18 23:09:50 C 08 15 58.42 +11 58 23.8 v 204
2010-01-18 23:14:02 C 08 15 58.15 +11 58 22.9 v 204
2010-02-13 04:35:24 C 07 46 45.71 +11 15 59.9 u 448
2010-02-13 05:15:55 C 07 46 44.51 +11 15 59.1 u 448
2010-02-13 05:55:55 C 07 46 43.32 +11 15 58.2 u 448
2010-02-15 04:34:05 C 07 45 31.38 +11 15 10.1 u 448
2010-02-15 05:13:48 C 07 45 30.30 +11 15 09.5 u 448
2010-02-15 05:54:59 C 07 45 29.21 +11 15 08.9 u 448
2013-06-02 10:37:31 C 21 01 36.26 -15 40 58.0 u G96
2013-06-02 10:40:55 C 21 01 36.33 -15 40 56.1 u G96
2013-06-02 10:44:21 C 21 01 36.44 -15 40 55.1 u G96
2013-06-02 10:47:51 C 21 01 36.55 -15 40 53.8 u G96
2013-06-10 09:09:57 C 21 06 34.52 -14 19 45.9 u G96
2013-06-10 09:21:10 C 21 06 34.81 -14 19 41.3 u G96
2013-06-10 09:32:28 C 21 06 35.02 -14 19 36.2 u G96
2013-06-10 09:43:54 C 21 06 35.24 -14 19 31.2 u G96
2013-06-20 13:12:12 C 21 10 35.843 -12 27 20.49 L F51
2013-06-20 13:30:59 C 21 10 35.995 -12 27 11.49 L F51
2013-06-20 13:49:48 C 21 10 36.145 -12 27 02.32 L F51
2013-06-20 14:08:35 C 21 10 36.305 -12 26 53.34 L F51
2013-07-16 00:13:40 C 21 05 45.54 -06 54 39.2 t 204
2013-07-16 00:28:35 C 21 05 45.09 -06 54 30.2 t 204
2013-07-16 00:44:04 C 21 05 44.62 -06 54 20.8 t 204
2013-07-16 12:27:32 C 21 05 24.274 -06 47 05.55 L F51
2013-07-16 12:47:55 C 21 05 23.619 -06 46 53.02 L F51
2013-07-16 13:12:24 C 21 05 22.829 -06 46 37.97 L F51
2013-07-16 13:35:43 C 21 05 22.082 -06 46 23.60 L F51
2013-08-02 05:49:45 C 20 48 21.58 -02 25 14.2 r Y00
2013-08-02 05:57:16 C 20 48 21.15 -02 25 09.2 r Y00
2013-08-02 06:07:59 C 20 48 20.50 -02 25 01.7 r Y00
2013-08-02 20:25:15 C 20 47 34.64 -02 15 34.9 18.4 q 151
2013-08-02 20:29:25 C 20 47 34.40 -02 15 31.7 18.5 q 151
2013-08-02 20:33:35 C 20 47 34.16 -02 15 28.4 18.4 q 151
2013-08-03 06:19:09 C 20 47 00.64 -02 08 34.3 r Y00
2013-08-03 06:25:50 C 20 47 00.21 -02 08 29.9 r Y00
2013-08-03 06:32:32 C 20 46 59.83 -02 08 24.7 r Y00
2013-08-12 10:06:45 C 20 33 57.515 +00 21 05.15 L F51
2013-08-12 10:23:30 C 20 33 56.409 +00 21 16.49 L F51
2013-08-15 05:31:03 C 20 29 46.52 +01 06 21.3 q H45
2013-08-15 05:32:51 C 20 29 46.44 +01 06 22.0 q H45
2013-08-15 05:34:27 C 20 29 46.29 +01 06 23.2 q H45