138877 (2000 XG47)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5429612729 ± 7.99e-09
Semi-major axis (a)2.1399854288 AU ± 7.22e-10
Inclination (i)25.31822212° ± 2.86e-06
Long. of Asc. Node (Ω)43.78911791° ± 1.99e-06
Arg. of Perihelion (ω)127.62391250° ± 3.89e-06
Mean Anomaly (M)314.47949188° ± 1.66e-06
Mean Motion (n)0.3148444571°/day ± 1.59e-10
Perihelion dist (q)0.97805622 AU ± 1.71e-08
Aphelion dist (Q)3.30191464 AU ± 1.71e-08
Orbital Period3.13051814 yr ± 1.58e-09
Physical Parameters
H (abs. magnitude)16.68
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.267″
Uncertainty0
Orbit TypeApollo
MOID0.101303 AU
Observations Used774
Oppositions18
Arc Total2000-2026
First Observation Used2000-11-06
Last Observation Used2026-01-12
Observations (847)
Date Type RA Dec Mag Band Observatory
2023-04-26 01:43:04 C 19 13 33.065 -36 10 58.91 V M22
2023-05-02 01:19:11 C 19 13 45.154 -42 11 50.42 V M22
2023-05-02 01:21:48 C 19 13 45.084 -42 11 56.69 V M22
2023-05-02 01:25:50 C 19 13 45.026 -42 12 07.67 V M22
2023-05-02 01:38:41 C 19 13 44.815 -42 12 38.27 V M22
2023-05-02 01:42:11 C 19 13 44.770 -42 12 46.91 V M22
2023-05-02 01:47:38 C 19 13 44.693 -42 13 00.19 V M22
2023-05-02 01:48:18 C 19 13 44.690 -42 13 01.74 V M22
2023-05-02 01:55:40 C 19 13 44.568 -42 13 19.81 V M22
2023-05-02 23:20:15 C 19 13 30.797 -43 04 59.92 V M22
2023-05-02 23:22:54 C 19 13 30.744 -43 05 05.75 V M22
2023-05-03 00:13:57 C 19 13 29.842 -43 07 10.56 V M22
2023-05-03 00:18:36 C 19 13 29.760 -43 07 21.65 V M22
2023-05-07 05:23:38 C 19 11 15.149 -47 02 50.06 V W68
2023-05-07 05:27:05 C 19 11 15.022 -47 02 58.20 V W68
2023-05-07 05:31:06 C 19 11 14.849 -47 03 07.27 V W68
2023-05-07 05:40:29 C 19 11 14.515 -47 03 28.94 V W68
2023-05-13 04:47:23 C 19 04 35.513 -52 08 18.35 V W68
2023-05-13 04:52:12 C 19 04 35.191 -52 08 28.46 V W68
2023-05-13 05:41:43 C 19 04 31.870 -52 10 09.34 V W68
2023-05-19 08:51:09 C 18 52 45.062 -56 41 01.00 V W68
2023-05-19 08:51:48 C 18 52 44.983 -56 41 01.90 V W68
2023-05-19 09:07:01 C 18 52 43.358 -56 41 27.42 V W68
2023-05-19 09:14:20 C 18 52 42.593 -56 41 39.26 V W68
2023-06-12 05:10:20 C 17 28 12.965 -65 35 58.16 V W68
2023-06-12 05:14:19 C 17 28 12.312 -65 35 58.88 V W68
2023-06-12 05:32:50 C 17 28 09.226 -65 36 03.17 V W68
2023-06-12 05:45:17 C 17 28 07.073 -65 36 05.11 V W68
2023-06-22 21:25:29 C 16 52 17.371 -65 30 39.71 V M22
2023-06-22 21:33:24 C 16 52 16.464 -65 30 38.45 V M22
2023-06-22 21:48:43 C 16 52 14.602 -65 30 34.88 V M22
2023-07-10 22:20:33 C 16 24 07.603 -62 47 33.86 V M22
2023-07-10 22:35:37 C 16 24 07.150 -62 47 26.81 V M22
2023-07-10 22:53:06 C 16 24 06.811 -62 47 17.92 V M22
2024-08-15 12:04:08 C 00 55 14.058 -24 24 55.40 X F51
2024-08-15 12:32:02 C 00 55 13.408 -24 25 04.26 X F51
2024-08-15 12:45:58 C 00 55 13.086 -24 25 08.77 X F51
2024-09-01 12:03:14 C 00 42 28.055 -26 33 33.54 X F51
2024-09-01 12:17:33 C 00 42 27.471 -26 33 37.88 X F51
2024-09-01 12:31:52 C 00 42 26.892 -26 33 42.28 X F51
2024-09-01 12:46:12 C 00 42 26.333 -26 33 46.29 X F51
2024-09-07 11:29:24 C 00 36 30.462 -27 13 44.06 X F51
2024-09-07 12:02:44 C 00 36 28.978 -27 13 52.43 X F51
2024-09-07 12:21:50 C 00 36 28.101 -27 13 57.25 X F51
2025-09-05 13:41:59 C 04 17 28.135 +19 35 48.49 X F51
2025-09-05 14:01:40 C 04 17 28.793 +19 35 55.26 X F51
2025-09-05 14:21:25 C 04 17 29.445 +19 36 01.72 X F51
2025-09-05 14:41:12 C 04 17 30.099 +19 36 08.45 X F51
2025-09-30 12:30:57 C 04 31 51.637 +23 22 36.96 X F52
2025-09-30 12:48:23 C 04 31 51.802 +23 22 44.75 X F52