276397 (2002 XA40)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4797368117 ± 1.48e-08
Semi-major axis (a)2.2649129850 AU ± 4.43e-09
Inclination (i)4.44696904° ± 1.88e-06
Long. of Asc. Node (Ω)300.50792637° ± 2.47e-05
Arg. of Perihelion (ω)66.96267743° ± 2.56e-05
Mean Anomaly (M)305.09366546° ± 4.74e-06
Mean Motion (n)0.2891578545°/day ± 8.49e-10
Perihelion dist (q)1.17835085 AU ± 3.36e-08
Aphelion dist (Q)3.35147512 AU ± 3.42e-08
Orbital Period3.40860975 yr ± 1.00e-08
Physical Parameters
H (abs. magnitude)17.20
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.304″
Uncertainty0
Orbit TypeAmor
MOID0.190439 AU
Observations Used631
Oppositions21
Arc Total1995-2025
First Observation Used1995-10-15
Last Observation Used2025-05-19
Observations (652)
Date Type RA Dec Mag Band Observatory
2019-07-29 11:40:00 C 03 27 04.48 +23 23 24.1 U I41
2019-07-30 11:22:30 C 03 31 03.96 +23 39 45.0 U I41
2019-07-30 11:52:04 C 03 31 08.90 +23 40 05.5 U I41
2019-08-04 11:12:08 C 03 51 11.93 +24 55 44.0 U I41
2019-08-04 11:53:30 C 03 51 18.79 +24 56 08.9 U I41
2019-08-09 10:50:28 C 04 11 09.37 +26 00 16.2 U I41
2019-08-09 11:53:44 C 04 11 19.76 +26 00 47.9 U I41
2019-08-09 14:01:52 C 04 11 41.069 +26 01 52.28 U F52
2019-08-09 14:08:22 C 04 11 42.133 +26 01 55.49 U F52
2019-08-09 14:14:48 C 04 11 43.192 +26 01 58.74 U F52
2019-08-09 14:21:19 C 04 11 44.252 +26 02 01.97 U F52
2019-08-12 10:06:10 C 04 22 55.92 +26 33 18.2 U I41
2019-08-12 11:52:05 C 04 23 13.22 +26 34 05.3 U I41
2019-08-27 11:10:20 C 05 20 25.47 +28 21 17.2 U I41
2019-08-27 11:53:44 C 05 20 32.03 +28 21 25.1 U I41
2019-08-30 11:21:54 C 05 31 19.31 +28 31 51.3 U I41
2019-08-30 11:52:50 C 05 31 23.87 +28 31 55.6 U I41
2019-09-04 10:47:48 C 05 48 47.55 +28 42 14.0 U I41
2019-09-04 10:56:30 C 05 48 48.79 +28 42 14.7 U I41
2019-09-04 11:58:01 C 05 48 57.51 +28 42 18.4 U I41
2019-09-06 10:49:35 C 05 55 36.52 +28 44 05.7 U I41
2019-09-06 12:18:31 C 05 55 48.87 +28 44 08.9 U I41
2019-09-09 11:24:49 C 06 05 40.09 +28 44 35.9 U I41
2019-09-09 12:27:00 C 06 05 48.46 +28 44 35.8 U I41
2019-09-11 12:24:33 C 06 12 17.27 +28 43 28.5 U I41
2019-09-11 12:25:12 C 06 12 17.35 +28 43 28.5 U I41
2019-09-30 11:14:42 C 07 06 38.61 +27 49 53.1 U I41
2019-09-30 12:07:31 C 07 06 44.03 +27 49 44.0 U I41
2019-10-01 01:11:28 C 07 08 05.54 +27 47 18.3 V C95
2019-10-01 01:20:26 C 07 08 06.46 +27 47 17.0 V C95
2019-10-01 01:29:25 C 07 08 07.40 +27 47 15.4 V C95
2019-10-02 11:37:24 C 07 11 36.55 +27 40 57.5 U I41
2019-10-02 11:38:43 C 07 11 36.67 +27 40 57.3 U I41
2019-10-03 11:22:56 C 07 13 59.28 +27 36 26.1 U I41
2019-10-03 12:08:54 C 07 14 03.75 +27 36 17.5 U I41
2019-10-16 09:31:41 C 07 41 17.48 +26 32 19.2 U I41
2019-10-16 09:38:51 C 07 41 18.04 +26 32 18.1 U I41
2019-10-16 09:40:47 C 07 41 18.18 +26 32 17.2 U I41
2019-10-16 09:43:24 C 07 41 18.36 +26 32 17.2 U I41
2019-10-16 09:44:02 C 07 41 18.43 +26 32 16.6 U I41
2019-10-16 09:45:59 C 07 41 18.58 +26 32 16.6 U I41
2019-10-16 09:47:18 C 07 41 18.67 +26 32 16.0 U I41
2019-10-16 09:51:51 C 07 41 18.99 +26 32 14.8 U I41
2019-10-16 09:52:30 C 07 41 19.09 +26 32 15.4 U I41
2019-10-16 09:53:09 C 07 41 19.10 +26 32 14.1 U I41
2019-10-16 09:57:41 C 07 41 19.45 +26 32 13.6 U I41
2019-10-16 10:00:18 C 07 41 19.64 +26 32 13.1 U I41
2019-10-16 10:02:15 C 07 41 19.79 +26 32 13.1 U I41
2019-10-16 10:05:28 C 07 41 20.06 +26 32 12.2 U I41
2019-10-16 10:26:56 C 07 41 21.67 +26 32 08.0 U I41