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
2013-01-06 06:02:22 C 02 16 09.04 +19 49 35.6 r 703
2013-01-06 06:13:49 C 02 16 10.38 +19 49 37.9 r 703
2013-01-06 06:25:24 C 02 16 11.71 +19 49 40.7 r 703
2013-01-06 06:37:03 C 02 16 13.08 +19 49 42.3 r 703
2013-01-15 03:31:38 C 02 40 12.14 +20 40 01.0 r 703
2013-01-15 03:37:28 C 02 40 12.86 +20 40 02.6 r 703
2013-01-15 03:43:20 C 02 40 13.47 +20 40 04.0 r 703
2013-01-15 03:49:13 C 02 40 14.08 +20 40 04.6 r 703
2013-01-16 01:29:12 C 02 42 37.24 +20 44 51.9 q 448
2013-01-16 01:49:19 C 02 42 39.34 +20 44 57.1 q 448
2013-01-31 02:09:41 C 03 20 50.13 +21 56 33.1 r 703
2013-01-31 02:16:58 C 03 20 50.85 +21 56 34.4 r 703
2013-01-31 02:24:44 C 03 20 51.72 +21 56 35.2 r 703
2013-01-31 02:32:00 C 03 20 52.40 +21 56 36.4 r 703
2015-05-19 09:15:20 C 14 54 04.185 -23 36 13.26 L F51
2015-05-19 09:32:59 C 14 54 03.253 -23 36 08.98 L F51
2015-05-19 09:50:44 C 14 54 02.329 -23 36 04.88 L F51
2015-05-19 10:08:29 C 14 54 01.410 -23 36 00.64 L F51
2015-05-23 23:15:53 C 14 48 33.28 -23 08 59.5 L W84
2015-05-23 23:20:26 C 14 48 33.05 -23 08 58.3 L W84
2015-05-23 23:25:04 C 14 48 32.82 -23 08 57.1 L W84
2015-05-23 23:29:38 C 14 48 32.59 -23 08 56.0 L W84
2015-05-23 23:34:12 C 14 48 32.36 -23 08 54.9 L W84
2015-06-12 05:19:07 C 14 29 22.79 -21 10 49.2 q G96
2015-06-12 05:23:33 C 14 29 22.58 -21 10 47.2 q G96
2015-06-12 05:27:57 C 14 29 22.41 -21 10 46.5 q G96
2015-06-12 05:32:23 C 14 29 22.30 -21 10 45.2 q G96
2015-06-18 07:06:23 C 14 25 18.661 -20 37 17.80 L F51
2015-06-18 07:24:07 C 14 25 18.205 -20 37 14.04 L F51
2015-06-18 07:41:48 C 14 25 17.754 -20 37 10.05 L F51
2015-06-18 07:59:31 C 14 25 17.308 -20 37 06.20 L F51
2017-01-03 15:13:07 C 10 52 57.479 +04 36 27.28 L F51
2017-01-03 15:29:26 C 10 52 57.266 +04 36 27.11 L F51
2017-01-03 15:45:50 C 10 52 57.061 +04 36 27.06 L F51
2017-01-26 11:56:17 C 10 39 36.186 +05 13 56.94 L F51
2017-01-26 12:12:51 C 10 39 35.548 +05 13 59.51 L F51
2017-01-26 12:29:30 C 10 39 34.929 +05 14 01.82 L F51
2017-01-26 12:46:13 C 10 39 34.303 +05 14 04.27 L F51
2017-02-21 09:10:05 C 10 12 33.453 +07 16 03.91 L F51
2017-02-21 09:24:08 C 10 12 32.780 +07 16 07.38 L F51
2017-02-21 09:38:08 C 10 12 32.131 +07 16 10.43 L F51
2017-02-21 09:52:12 C 10 12 31.454 +07 16 13.74 L F51
2019-07-06 10:50:11 C 01 55 27.09 +15 15 51.9 U I41
2019-07-06 10:54:44 C 01 55 27.81 +15 15 56.7 U I41
2019-07-06 11:24:26 C 01 55 32.57 +15 16 27.5 U I41
2019-07-06 11:26:24 C 01 55 32.89 +15 16 29.6 U I41
2019-07-10 18:59:10 C 02 12 19.87 +17 00 56.6 q D29
2019-07-10 19:19:31 C 02 12 23.19 +17 01 16.8 q D29
2019-07-10 19:39:53 C 02 12 26.46 +17 01 37.1 q D29
2019-07-29 10:41:12 C 03 26 54.65 +23 22 42.4 U I41