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
2001-05-01 00:50:31 C 14 46 59.34 +01 48 54.8 557
2001-05-01 01:30:24 C 14 46 49.98 +01 41 21.2 557
2001-05-01 02:00:15 C 14 46 43.03 +01 35 41.5 557
2001-05-01 22:11:26 C 14 42 24.21 -02 07 58.5 457
2001-05-01 22:18:40 C 14 42 22.52 -02 09 16.7 457
2001-05-01 22:20:45 C 14 42 22.06 -02 09 39.6 457
2001-05-01 22:23:42 C 14 42 21.40 -02 10 11.2 457
2001-05-01 22:25:53 C 14 42 20.93 -02 10 35.2 457
2001-05-01 22:32:38 C 14 42 19.42 -02 11 47.4 457
2001-05-01 22:32:40 C 14 42 19.24 -02 11 47.8 629
2001-05-01 22:34:20 C 14 42 19.04 -02 12 05.9 457
2001-05-01 22:36:04 C 14 42 18.69 -02 12 24.5 457
2001-05-01 22:37:32 C 14 42 18.19 -02 12 40.4 629
2001-05-01 22:38:53 C 14 42 17.87 -02 12 54.9 629
2001-05-02 02:18:06 C 14 41 32.99 -02 50 44.3 860
2001-05-02 02:19:03 C 14 41 32.77 -02 50 54.2 860
2001-05-02 02:19:59 C 14 41 32.52 -02 51 04.0 860
2001-05-02 23:53:00 C 14 37 08.45 -06 35 28.0 118
2001-05-02 23:58:06 C 14 37 07.38 -06 36 19.0 118
2001-05-04 06:42:59 C 14 31 19.93 -11 28 30.5 12.5 c 644
2001-05-04 06:57:28 C 14 31 17.04 -11 30 41.1 12.5 c 644
2001-05-04 07:12:38 C 14 31 14.03 -11 32 57.8 12.5 c 644
2001-05-05 23:14:41 C 14 24 20.41 -17 07 19.6 13.7 939
2001-05-05 23:24:42 C 14 24 18.66 -17 08 37.1 13.6 939
2001-05-05 23:34:41 C 14 24 16.85 -17 09 54.2 13.7 939
2001-05-10 13:12:48 C 14 08 55.49 -28 30 07.3 360
2001-05-10 13:14:50 C 14 08 55.23 -28 30 17.2 360
2001-05-10 13:16:29 C 14 08 55.01 -28 30 25.4 360
2001-05-12 13:01:24 C 14 03 37.42 -32 02 05.4 342
2001-05-12 13:20:21 C 14 03 35.28 -32 03 21.7 342
2001-05-12 13:28:49 C 14 03 34.06 -32 03 54.4 349
2001-05-12 13:30:17 C 14 03 33.87 -32 04 00.1 349
2001-05-12 13:31:36 C 14 03 33.72 -32 04 06.0 349
2001-05-12 13:33:35 C 14 03 33.46 -32 04 13.3 349
2001-05-12 13:45:33 C 14 03 32.38 -32 05 02.1 342
2001-05-14 16:05:19 C 13 58 45.89 -35 06 05.2 322
2001-05-14 16:08:59 C 13 58 45.54 -35 06 17.1 322
2001-05-14 16:12:06 C 13 58 45.23 -35 06 27.1 322
2001-05-14 16:15:05 C 13 58 44.93 -35 06 36.6 322
2001-05-14 16:18:10 C 13 58 44.63 -35 06 46.5 322
2001-05-19 13:32:00 C 13 50 30.43 -40 13 03.8 360
2001-05-19 13:33:35 C 13 50 30.33 -40 13 07.3 360
2001-05-19 13:36:00 C 13 50 30.17 -40 13 12.2 360
2001-05-20 02:21:14 C 13 49 49.51 -40 38 26.7 d 808
2001-05-20 02:48:14 C 13 49 47.84 -40 39 20.9 d 808
2001-05-29 02:24:31 C 13 43 32.79 -45 36 20.8 844
2001-05-29 02:48:47 C 13 43 32.39 -45 36 42.1 844
2001-06-04 14:40:18 C 13 44 04.39 -47 31 34.7 322
2001-06-04 14:56:02 C 13 44 04.57 -47 31 43.5 322
2001-06-04 15:03:04 C 13 44 04.57 -47 31 47.2 322