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
2020-01-24 05:57:23 C 07 02 10.19 +23 43 33.6 V G96
2020-01-24 06:05:38 C 07 02 09.75 +23 43 32.4 V G96
2020-01-24 06:13:52 C 07 02 09.38 +23 43 32.4 V G96
2020-01-25 09:25:42 C 07 00 57.78 +23 41 38.6 V T08
2020-01-25 09:42:23 C 07 00 57.09 +23 41 38.1 V T08
2020-01-25 09:47:19 C 07 00 56.85 +23 41 38.1 V T08
2020-01-25 10:00:18 C 07 00 56.28 +23 41 37.3 V T08
2020-01-29 08:38:55 C 06 57 13.41 +23 34 34.3 V T08
2020-01-29 08:44:22 C 06 57 13.12 +23 34 32.1 V T08
2020-01-29 08:56:56 C 06 57 12.71 +23 34 33.1 V T08
2020-01-29 09:11:10 C 06 57 12.18 +23 34 30.8 V T08
2020-02-02 03:07:46 C 06 54 18.51 +23 27 22.2 V G96
2020-02-02 03:15:52 C 06 54 18.26 +23 27 21.7 V G96
2020-02-02 03:23:55 C 06 54 18.00 +23 27 21.5 V G96
2020-02-02 03:34:22 C 06 54 17.69 +23 27 20.5 V G96
2020-02-28 06:56:39 C 06 50 10.43 +22 34 53.9 V V14
2020-02-28 07:36:55 C 06 50 10.93 +22 34 50.1 V V14
2020-02-28 08:17:04 C 06 50 11.44 +22 34 46.4 V V14
2020-03-24 06:56:16 C 07 06 11.898 +21 40 56.02 U F51
2020-03-24 07:14:26 C 07 06 12.565 +21 40 54.19 U F51
2020-03-24 07:32:33 C 07 06 13.237 +21 40 52.34 U F51
2022-06-20 07:13:05 C 15 55 50.350 -26 17 57.92 U F52
2022-06-20 07:26:47 C 15 55 49.617 -26 17 54.59 U F52
2022-06-20 07:40:31 C 15 55 48.875 -26 17 51.18 U F52
2022-06-20 07:54:16 C 15 55 48.136 -26 17 47.73 U F52
2023-02-02 01:55:27 C 23 55 13.523 +03 03 42.66 V G96
2023-02-02 02:00:57 C 23 55 14.372 +03 03 48.06 V G96
2023-02-02 02:06:27 C 23 55 15.186 +03 03 53.57 V G96
2023-02-02 02:11:56 C 23 55 15.996 +03 03 58.39 V G96
2023-03-11 02:35:15 C 02 06 27.648 +15 38 33.36 V V00
2023-03-11 02:42:25 C 02 06 28.674 +15 38 38.15 V V00
2023-03-11 02:49:33 C 02 06 29.711 +15 38 43.12 V V00
2023-03-11 02:56:42 C 02 06 30.748 +15 38 47.90 V V00
2024-03-05 06:21:46 C 10 52 07.694 +02 21 40.72 V G96
2024-03-05 06:29:20 C 10 52 07.313 +02 21 42.52 V G96
2024-03-05 06:36:56 C 10 52 07.036 +02 21 45.04 V G96
2024-03-05 06:44:29 C 10 52 06.690 +02 21 46.04 V G96
2024-03-07 16:27:59 C 10 49 40.761 +02 35 29.18 O18
2024-03-07 17:56:01 C 10 49 36.977 +02 35 50.31 O18
2024-03-10 17:14:20 C 10 46 39.817 +02 52 46.75 O18
2024-03-10 17:16:21 C 10 46 39.732 +02 52 47.05 O18
2025-03-31 12:17:57 C 14 26 11.928 -21 05 45.61 X F51
2025-03-31 12:34:25 C 14 26 11.360 -21 05 44.01 X F51
2025-03-31 12:50:54 C 14 26 10.796 -21 05 42.70 X F51
2025-03-31 13:07:23 C 14 26 10.259 -21 05 40.97 X F51
2025-04-25 09:27:42 C 14 01 57.930 -19 27 51.90 X F52
2025-04-25 10:00:39 C 14 01 56.400 -19 27 44.32 X F52
2025-04-25 10:17:10 C 14 01 55.635 -19 27 40.55 X F52
2025-05-19 07:23:34 C 13 38 03.285 -17 03 49.01 X F51
2025-05-19 07:40:13 C 13 38 02.693 -17 03 44.56 X F51