451217 (2009 XE11)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6106270491 ± 3.01e-07
Semi-major axis (a)3.3148450036 AU ± 2.26e-08
Inclination (i)14.05775126° ± 1.50e-05
Long. of Asc. Node (Ω)99.78916113° ± 1.54e-05
Arg. of Perihelion (ω)107.71255633° ± 2.56e-05
Mean Anomaly (M)197.73128489° ± 2.72e-05
Mean Motion (n)0.1633117515°/day ± 1.67e-09
Perihelion dist (q)1.29071098 AU ± 9.97e-07
Aphelion dist (Q)5.33897903 AU ± 9.98e-07
Orbital Period6.03524409 yr ± 6.18e-08
Physical Parameters
H (abs. magnitude)17.00
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.230″
Uncertainty0
Orbit TypeAmor
MOID0.380744 AU
Observations Used151
Oppositions21
Arc Total1997-2022
First Observation Used1997-12-26
Last Observation Used2022-01-05
Observations (155)
Date Type RA Dec Mag Band Observatory
2010-03-30 02:23:43 C 06 44 41.57 +33 10 41.4 u 448
2010-03-30 03:05:23 C 06 44 43.70 +33 10 43.7 u 448
2010-04-08 02:46:39 C 06 58 13.47 +33 21 27.8 u 448
2010-04-08 03:28:04 C 06 58 16.31 +33 21 28.6 u 448
2010-04-08 04:15:36 C 06 58 19.54 +33 21 29.7 u 448
2010-04-26 02:48:44 C 07 34 04.47 +33 07 48.7 u 448
2010-04-26 03:13:18 C 07 34 06.78 +33 07 46.1 r G96
2010-04-26 03:17:28 C 07 34 07.32 +33 07 46.1 u 448
2010-04-26 03:32:06 C 07 34 08.54 +33 07 44.0 r G96
2010-04-26 03:38:26 C 07 34 09.15 +33 07 43.2 r G96
2010-04-26 03:50:11 C 07 34 10.26 +33 07 40.9 u 448
2010-05-22 03:19:42 C 08 42 34.56 +30 45 38.9 u 448
2010-05-22 03:52:04 C 08 42 38.44 +30 45 25.4 u 448
2010-05-22 04:33:12 C 08 42 43.44 +30 45 09.9 u 448
2014-10-15 09:50:49 C 04 07 37.60 +08 15 41.4 o 695
2014-10-15 10:01:32 C 04 07 37.40 +08 15 40.2 o 695
2014-10-15 10:12:14 C 04 07 37.18 +08 15 39.0 o 695
2014-10-15 10:23:26 C 04 07 36.99 +08 15 38.0 o 695
2014-10-23 09:28:02 C 04 03 36.49 +07 55 06.7 o 695
2014-10-23 09:38:45 C 04 03 36.24 +07 55 05.2 o 695
2014-10-23 09:49:26 C 04 03 36.01 +07 55 04.0 o 695
2014-11-29 07:44:11 C 03 37 17.28 +06 38 37.4 o 695
2014-11-29 07:52:52 C 03 37 16.99 +06 38 37.1 o 695
2014-11-29 08:01:31 C 03 37 16.70 +06 38 36.6 o 695
2015-11-07 10:44:28 C 07 32 32.40 +19 28 45.0 u H21
2015-11-07 10:57:33 C 07 32 32.60 +19 28 46.0 u H21
2015-11-07 11:10:06 C 07 32 32.82 +19 28 46.5 u H21
2015-11-09 08:28:17 C 07 33 13.74 +19 31 57.6 u H21
2015-11-09 08:49:40 C 07 33 14.01 +19 31 59.4 u H21
2015-11-09 09:11:06 C 07 33 14.29 +19 32 00.8 u H21
2015-11-21 10:48:14 C 07 35 34.63 +20 01 30.8 q G96
2015-11-21 10:59:44 C 07 35 34.67 +20 01 32.3 q G96
2015-11-21 11:11:11 C 07 35 34.65 +20 01 34.0 q G96
2015-11-21 11:22:37 C 07 35 34.67 +20 01 35.7 q G96
2015-12-03 10:26:53 C 07 34 00.32 +20 49 10.8 o 691
2015-12-03 10:38:28 C 07 34 00.14 +20 49 13.2 o 691
2015-12-03 10:50:23 C 07 33 59.95 +20 49 15.6 o 691
2015-12-14 10:56:27 C 07 28 36.91 +21 51 18.7 q G96
2015-12-14 11:03:46 C 07 28 36.71 +21 51 21.0 q G96
2015-12-14 11:11:07 C 07 28 36.49 +21 51 23.0 q G96
2015-12-14 11:18:28 C 07 28 36.26 +21 51 25.6 q G96
2015-12-15 17:16:44 C 07 27 44.83 +21 59 33.8 q D29
2015-12-15 17:37:03 C 07 27 44.25 +21 59 39.0 q D29
2015-12-31 15:54:50 C 07 12 36.07 +23 59 32.5 q D29
2015-12-31 16:20:14 C 07 12 34.81 +23 59 41.4 q D29
2016-01-02 06:54:50 C 07 10 40.44 +24 13 00.8 q 703
2016-01-03 07:34:09 C 07 09 25.56 +24 21 35.8 q G96
2016-01-03 07:41:27 C 07 09 25.17 +24 21 38.5 q G96
2016-01-03 07:48:46 C 07 09 24.78 +24 21 41.1 q G96
2016-01-03 16:18:55 C 07 08 58.73 +24 24 39.4 q D29