437908 (2001 XW266)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4518742648 ± 3.15e-08
Semi-major axis (a)2.2843124794 AU ± 6.72e-09
Inclination (i)4.61573656° ± 1.99e-06
Long. of Asc. Node (Ω)205.71753713° ± 2.90e-05
Arg. of Perihelion (ω)90.01583289° ± 3.29e-05
Mean Anomaly (M)4.74986467° ± 1.07e-05
Mean Motion (n)0.2854821821°/day ± 1.26e-09
Perihelion dist (q)1.25209046 AU ± 7.20e-08
Aphelion dist (Q)3.31653450 AU ± 7.26e-08
Orbital Period3.45249667 yr ± 1.52e-08
Physical Parameters
H (abs. magnitude)19.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.238″
Uncertainty0
Orbit TypeAmor
MOID0.251229 AU
Observations Used251
Oppositions17
Arc Total2001-2025
First Observation Used2001-12-09
Last Observation Used2025-04-30
Observations (267)
Date Type RA Dec Mag Band Observatory
2015-10-20 06:19:11 C 23 53 52.053 +01 31 13.46 L F51
2015-10-20 06:34:08 C 23 53 52.054 +01 31 09.27 L F51
2015-10-20 06:49:06 C 23 53 52.038 +01 31 05.09 L F51
2015-10-20 07:04:08 C 23 53 52.025 +01 31 00.89 L F51
2015-11-02 06:28:22 C 23 57 01.309 +00 33 19.62 L F51
2015-11-02 06:44:26 C 23 57 01.550 +00 33 18.22 L F51
2015-11-02 07:00:32 C 23 57 01.799 +00 33 16.45 L F51
2015-11-02 07:16:38 C 23 57 02.049 +00 33 14.91 L F51
2022-08-08 13:04:57 C 02 13 35.684 +17 32 10.69 U F52
2022-08-08 13:05:52 C 02 13 35.729 +17 32 10.78 U F52
2022-08-08 13:23:13 C 02 13 36.700 +17 32 14.13 U F52
2022-08-08 13:24:08 C 02 13 36.741 +17 32 14.33 U F52
2022-08-08 13:41:35 C 02 13 37.722 +17 32 17.48 U F52
2022-08-08 13:42:29 C 02 13 37.778 +17 32 17.62 U F52
2022-08-08 13:59:52 C 02 13 38.760 +17 32 20.88 U F52
2022-08-08 14:00:47 C 02 13 38.807 +17 32 20.95 U F52
2022-09-23 09:54:07 C 02 30 40.615 +16 10 05.16 V G96
2022-09-23 10:02:17 C 02 30 40.360 +16 10 02.64 V G96
2022-09-23 10:10:26 C 02 30 40.057 +16 09 59.80 V G96
2022-09-25 10:00:58 C 02 29 10.393 +15 53 56.06 U F51
2022-09-25 10:21:03 C 02 29 09.675 +15 53 49.38 U F51
2022-09-25 10:41:14 C 02 29 08.958 +15 53 42.39 U F51
2022-09-25 11:01:14 C 02 29 08.239 +15 53 35.75 U F51
2022-09-25 11:53:52 C 02 29 05.849 +15 53 14.53 V G96
2022-09-25 11:59:55 C 02 29 05.640 +15 53 12.84 V G96
2022-09-25 12:05:57 C 02 29 05.413 +15 53 11.08 V G96
2022-09-25 12:12:00 C 02 29 05.219 +15 53 08.92 V G96
2022-09-26 11:07:40 C 02 28 19.058 +15 45 08.35 U F52
2022-09-26 11:25:14 C 02 28 18.404 +15 45 02.18 U F52
2022-09-26 11:42:55 C 02 28 17.731 +15 44 56.00 U F52
2022-09-26 12:00:56 C 02 28 17.046 +15 44 49.52 U F52
2022-10-15 10:56:29 C 02 07 39.235 +12 35 32.23 U F52
2022-10-15 11:14:34 C 02 07 38.263 +12 35 24.10 U F52
2022-10-15 11:32:35 C 02 07 37.296 +12 35 15.97 U F52
2022-10-17 08:04:21 C 02 05 20.929 +12 15 20.92 V G96
2022-10-17 08:11:44 C 02 05 20.537 +12 15 17.75 V G96
2022-10-17 08:19:08 C 02 05 20.134 +12 15 14.62 V G96
2022-10-17 08:26:34 C 02 05 19.741 +12 15 10.98 V G96
2022-10-18 12:42:32 C 02 03 54.00 +12 02 35.4 V D29
2022-10-18 13:07:59 C 02 03 52.55 +12 02 24.7 V D29
2022-10-18 13:36:02 C 02 03 50.278 +12 02 14.51 U F52
2022-10-18 13:50:36 C 02 03 49.503 +12 02 08.03 U F52
2022-10-18 14:05:13 C 02 03 48.738 +12 02 01.52 U F52
2022-10-19 11:36:05 C 02 02 43.556 +11 52 30.66 U F52
2022-10-19 11:51:47 C 02 02 42.717 +11 52 23.69 U F52
2022-10-19 12:23:19 C 02 02 41.033 +11 52 09.54 U F52
2022-10-19 15:15:53 C 02 02 32.77 +11 50 51.2 V D29
2022-10-19 15:41:20 C 02 02 31.41 +11 50 39.6 V D29
2022-10-19 16:06:47 C 02 02 30.00 +11 50 29.1 V D29
2022-10-21 11:35:50 C 02 00 18.646 +11 31 27.42 U F52