450238 (2002 XN40)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4267086773 ± 5.46e-08
Semi-major axis (a)2.1701461908 AU ± 2.73e-09
Inclination (i)25.61813176° ± 8.45e-06
Long. of Asc. Node (Ω)270.95338869° ± 8.19e-06
Arg. of Perihelion (ω)216.51208454° ± 2.16e-05
Mean Anomaly (M)38.26754000° ± 9.08e-06
Mean Motion (n)0.3083037377°/day ± 5.81e-10
Perihelion dist (q)1.24412598 AU ± 1.18e-07
Aphelion dist (Q)3.09616640 AU ± 1.19e-07
Orbital Period3.19693264 yr ± 6.03e-09
Physical Parameters
H (abs. magnitude)18.35
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.371″
Uncertainty0
Orbit TypeAmor
MOID0.311619 AU
Observations Used252
Oppositions15
Arc Total2002-2024
First Observation Used2002-12-11
Last Observation Used2024-10-27
Observations (264)
Date Type RA Dec Mag Band Observatory
2021-10-15 05:34:07 C 23 07 22.10 +42 27 14.4 V G96
2021-10-15 05:43:13 C 23 07 21.61 +42 27 09.6 V G96
2021-10-15 05:52:21 C 23 07 21.18 +42 27 04.5 V G96
2021-11-05 03:06:59 C 22 53 05.77 +36 58 29.3 V G96
2021-11-05 03:14:29 C 22 53 05.70 +36 58 23.7 V G96
2021-11-05 03:21:59 C 22 53 05.64 +36 58 18.2 V G96
2021-11-05 03:29:29 C 22 53 05.58 +36 58 12.8 V G96
2021-12-08 01:58:02 C 23 11 45.45 +28 00 35.0 V G96
2021-12-08 02:06:20 C 23 11 45.92 +28 00 29.7 V G96
2021-12-08 02:14:39 C 23 11 46.29 +28 00 25.6 V G96
2021-12-08 02:22:58 C 23 11 46.67 +28 00 20.6 V G96
2024-10-27 03:48:58 C 21 37 47.975 +23 21 24.84 V V00
2024-10-27 03:57:05 C 21 37 48.007 +23 21 20.95 V V00
2024-10-27 04:05:10 C 21 37 48.047 +23 21 17.06 V V00