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
2002-12-10 05:19:38 C 02 59 05.31 +44 59 16.2 18.9 c 704
2002-12-10 05:41:46 C 02 59 04.59 +44 58 35.4 18.8 c 704
2002-12-10 06:03:52 C 02 59 03.84 +44 57 54.3 19.1 c 704
2002-12-10 06:25:56 C 02 59 03.16 +44 57 14.2 19.3 c 704
2002-12-10 06:48:33 C 02 59 02.39 +44 56 32.7 18.9 c 704
2002-12-11 03:21:49 C 02 58 32.46 +44 18 41.4 18.5 c 704
2002-12-11 03:43:31 C 02 58 31.81 +44 18 01.3 18.3 c 704
2002-12-11 04:27:11 C 02 58 30.53 +44 16 39.7 18.7 c 704
2002-12-11 04:48:56 C 02 58 29.88 +44 16 00.0 19.1 c 704
2002-12-12 05:02:52 C 02 57 57.62 +43 30 29.2 18.8 c 704
2002-12-12 05:25:12 C 02 57 57.01 +43 29 46.4 18.5 c 704
2002-12-12 05:47:29 C 02 57 56.45 +43 29 04.2 18.8 c 704
2002-12-12 06:09:50 C 02 57 55.84 +43 28 21.8 18.8 c 704
2002-12-12 06:32:12 C 02 57 55.31 +43 27 39.2 19.4 c 704
2002-12-12 23:14:54 C 02 57 35.84 +42 55 36.6 c 246
2002-12-12 23:15:49 C 02 57 35.84 +42 55 34.9 c 246
2002-12-12 23:16:41 C 02 57 35.86 +42 55 32.8 c 246
2002-12-12 23:17:32 C 02 57 35.84 +42 55 31.3 c 246
2002-12-12 23:18:29 C 02 57 35.83 +42 55 29.7 c 246
2002-12-12 23:19:20 C 02 57 35.77 +42 55 27.6 c 246
2002-12-13 01:10:26 C 02 57 35.36 +42 51 56.1 c 858
2002-12-13 01:15:10 C 02 57 35.24 +42 51 47.7 c 858
2002-12-13 01:19:51 C 02 57 35.22 +42 51 39.1 c 858
2002-12-13 02:58:30 C 02 57 32.93 +42 48 31.5 j 918
2002-12-13 03:13:38 C 02 57 32.66 +42 48 02.4 18.9 c 704
2002-12-13 03:18:06 C 02 57 32.49 +42 47 54.4 18.6 c 704
2002-12-13 03:27:55 C 02 57 32.20 +42 47 32.0 j 918
2002-12-13 03:32:55 C 02 57 32.36 +42 47 23.8 c 670
2002-12-13 03:34:56 C 02 57 32.15 +42 47 20.5 19.2 c 704
2002-12-13 03:36:20 C 02 57 31.99 +42 47 15.4 j 918
2002-12-13 03:39:32 C 02 57 32.04 +42 47 12.3 19.0 c 704
2002-12-13 03:39:52 C 02 57 32.01 +42 47 12.2 c 448
2002-12-13 03:48:47 C 02 57 31.80 +42 46 55.2 c 448
2002-12-13 03:56:17 C 02 57 31.69 +42 46 40.1 18.5 c 704
2002-12-13 03:57:37 C 02 57 31.59 +42 46 38.0 c 448
2002-12-13 04:00:56 C 02 57 31.56 +42 46 32.0 19.1 c 704
2002-12-13 04:17:38 C 02 57 31.18 +42 45 58.7 19.3 c 704
2002-12-13 04:18:35 C 02 57 31.16 +42 45 56.3 c 854
2002-12-13 04:21:11 C 02 57 31.17 +42 45 52.3 c 854
2002-12-13 04:23:13 C 02 57 31.05 +42 45 48.3 18.7 c 704
2002-12-13 04:23:45 C 02 57 31.08 +42 45 47.2 c 854
2002-12-13 04:36:31 C 02 57 31.00 +42 45 22.1 c 670
2002-12-13 04:39:01 C 02 57 30.66 +42 45 17.8 19.1 c 704
2002-12-13 04:44:52 C 02 57 30.47 +42 45 07.0 19.2 c 704
2002-12-13 05:06:10 C 02 57 30.12 +42 44 26.1 c 926
2002-12-13 05:08:56 C 02 57 30.03 +42 44 20.3 c 926
2002-12-13 05:11:42 C 02 57 29.94 +42 44 14.7 c 926
2002-12-15 05:16:27 C 02 56 47.93 +41 09 46.2 18.5 c 704
2002-12-15 05:38:36 C 02 56 47.60 +41 09 01.4 19.1 c 704
2002-12-15 06:01:02 C 02 56 47.24 +41 08 16.9 18.6 c 704