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
2019-10-16 10:28:54 C 07 41 21.80 +26 32 07.7 U I41
2019-10-16 11:03:20 C 07 41 24.35 +26 32 00.2 U I41
2019-10-16 11:03:59 C 07 41 24.42 +26 32 00.7 U I41
2019-10-16 11:09:10 C 07 41 24.78 +26 31 59.5 U I41
2019-10-16 11:13:06 C 07 41 25.10 +26 31 58.8 U I41
2019-10-16 11:15:02 C 07 41 25.24 +26 31 58.3 U I41
2019-10-25 09:43:17 C 07 56 00.91 +25 47 11.4 V 703
2019-10-25 09:50:45 C 07 56 01.37 +25 47 09.9 V 703
2019-10-25 09:58:14 C 07 56 01.73 +25 47 08.1 V 703
2019-10-25 10:05:43 C 07 56 02.00 +25 47 07.0 V 703
2019-10-27 14:06:39 C 07 59 00.863 +25 36 51.07 U F51
2019-10-27 14:24:14 C 07 59 01.790 +25 36 47.80 U F51
2019-10-27 14:41:51 C 07 59 02.713 +25 36 44.47 U F51
2019-10-27 14:59:35 C 07 59 03.645 +25 36 41.08 U F51
2019-11-02 13:34:02 C 08 06 02.66 +25 10 13.9 V T08
2019-11-02 13:41:43 C 08 06 02.91 +25 10 12.4 V T08
2019-11-02 13:46:23 C 08 06 03.09 +25 10 11.9 V T08
2019-11-02 14:01:42 C 08 06 03.71 +25 10 08.9 V T08
2019-11-08 14:31:18 C 08 11 19.03 +24 46 47.4 V T05
2019-11-08 14:42:09 C 08 11 19.29 +24 46 46.1 V T05
2019-11-08 14:46:46 C 08 11 19.42 +24 46 45.1 V T05
2019-11-08 15:01:04 C 08 11 19.79 +24 46 42.9 V T05
2019-11-09 13:49:58 C 08 11 59.440 +24 43 23.25 U F51
2019-11-09 14:06:44 C 08 11 59.859 +24 43 20.99 U F51
2019-11-09 14:23:34 C 08 12 00.280 +24 43 18.64 U F51
2019-11-09 14:40:31 C 08 12 00.705 +24 43 16.28 U F51
2019-11-28 12:21:28 C 08 14 44.346 +24 01 39.16 U F52
2019-11-28 12:40:17 C 08 14 43.988 +24 01 38.51 U F52
2019-11-28 12:59:11 C 08 14 43.629 +24 01 37.82 U F52
2019-12-03 12:27:12 C 08 12 03.952 +23 58 21.65 U F52
2019-12-03 12:44:18 C 08 12 03.423 +23 58 21.45 U F52
2019-12-03 13:19:03 C 08 12 02.347 +23 58 21.07 U F52
2019-12-06 09:38:48 C 08 09 53.96 +23 57 38.4 V G96
2019-12-06 09:46:17 C 08 09 53.68 +23 57 38.3 V G96
2019-12-06 09:53:43 C 08 09 53.42 +23 57 38.6 V G96
2019-12-06 10:01:12 C 08 09 53.14 +23 57 38.3 V G96
2019-12-08 11:14:50 C 08 08 04.928 +23 57 37.64 U F52
2019-12-08 11:33:16 C 08 08 04.165 +23 57 37.81 U F52
2019-12-08 12:19:59 C 08 08 02.21 +23 57 38.2 V T08
2019-12-08 12:34:38 C 08 08 01.59 +23 57 38.4 V T08
2019-12-08 12:49:16 C 08 08 00.97 +23 57 38.1 V T08
2019-12-08 13:01:35 C 08 08 00.48 +23 57 38.4 V T08
2019-12-20 07:54:16 C 07 53 48.97 +24 01 47.2 V 703
2019-12-20 08:01:46 C 07 53 48.53 +24 01 48.1 V 703
2019-12-20 08:09:16 C 07 53 48.07 +24 01 48.3 V 703
2019-12-20 08:16:46 C 07 53 47.59 +24 01 48.0 V 703
2019-12-20 12:20:46 C 07 53 32.82 +24 01 55.3 V T08
2019-12-20 12:25:30 C 07 53 32.51 +24 01 55.2 V T08
2019-12-20 12:33:30 C 07 53 32.01 +24 01 55.2 V T08
2019-12-20 12:47:52 C 07 53 31.10 +24 01 55.8 V T08