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
2001-04-28 00:02:36 C 15 04 44.69 +16 27 18.2 13.2 939
2001-04-28 04:21:00 C 15 03 39.21 +15 33 43.1 921
2001-04-28 04:24:16 C 15 03 38.54 +15 33 02.1 921
2001-04-28 04:31:59 C 15 03 36.25 +15 31 23.3 921
2001-04-28 04:47:45 C 15 03 32.05 +15 28 14.0 921
2001-04-28 05:02:45 C 15 03 27.90 +15 25 05.9 921
2001-04-28 05:06:19 C 15 03 26.98 +15 24 22.7 921
2001-04-28 05:16:48 C 15 03 24.06 +15 22 08.7 921
2001-04-28 21:05:52 C 14 59 19.88 +12 06 01.9 13.6 627
2001-04-28 21:07:31 C 14 59 19.36 +12 05 41.8 13.4 627
2001-04-28 21:09:08 C 14 59 19.01 +12 05 21.9 13.4 627
2001-04-28 21:10:44 C 14 59 18.58 +12 05 02.2 13.4 627
2001-04-28 21:12:20 C 14 59 18.07 +12 04 42.6 13.4 627
2001-04-28 21:13:57 C 14 59 17.71 +12 04 22.0 13.4 627
2001-04-28 21:15:33 C 14 59 17.29 +12 04 02.8 13.4 627
2001-04-28 21:17:13 C 14 59 16.87 +12 03 42.2 13.5 627
2001-04-28 21:28:37 C 14 59 13.82 +12 01 22.4 13.3 627
2001-04-28 21:30:15 C 14 59 13.40 +12 01 02.4 13.3 627
2001-04-28 21:31:51 C 14 59 12.96 +12 00 42.6 13.3 627
2001-04-28 21:38:32 C 14 59 11.19 +11 59 20.4 13.3 627
2001-04-28 21:40:09 C 14 59 10.75 +11 59 00.6 13.3 627
2001-04-28 21:41:45 C 14 59 10.34 +11 58 40.8 13.4 627
2001-04-28 21:43:21 C 14 59 09.90 +11 58 21.3 13.4 627
2001-04-28 21:44:57 C 14 59 09.49 +11 58 01.4 13.4 627
2001-04-28 21:46:34 C 14 59 09.05 +11 57 41.9 13.3 627
2001-04-28 21:48:10 C 14 59 08.62 +11 57 21.9 13.4 627
2001-04-28 21:49:46 C 14 59 08.17 +11 57 02.7 13.4 627
2001-04-28 21:51:22 C 14 59 07.78 +11 56 42.6 13.3 627
2001-04-28 21:52:58 C 14 59 07.36 +11 56 23.7 13.3 627
2001-04-28 23:37:30 C 14 58 37.94 +11 34 59.6 071
2001-04-28 23:40:05 C 14 58 37.33 +11 34 29.7 071
2001-04-28 23:42:12 C 14 58 36.75 +11 34 03.5 071
2001-04-28 23:44:01 C 14 58 36.24 +11 33 40.8 071
2001-04-30 15:46:56 C 14 49 02.03 +03 33 20.8 349
2001-04-30 15:49:58 C 14 49 01.28 +03 32 46.0 349
2001-04-30 15:50:55 C 14 49 01.05 +03 32 34.7 349
2001-04-30 15:52:08 C 14 49 00.74 +03 32 20.7 349
2001-04-30 20:09:44 C 14 48 06.02 +02 42 28.5 557
2001-04-30 20:17:39 C 14 48 04.14 +02 40 57.7 557
2001-04-30 21:17:30 C 14 47 49.98 +02 29 30.4 557
2001-04-30 22:26:56 C 14 47 33.44 +02 16 14.9 557
2001-04-30 23:01:52 C 14 47 25.11 +02 09 34.8 557
2001-04-30 23:05:58 C 14 47 25.24 +02 08 59.9 952
2001-04-30 23:06:56 C 14 47 25.01 +02 08 48.7 952
2001-04-30 23:08:00 C 14 47 24.77 +02 08 36.3 952
2001-04-30 23:08:53 C 14 47 24.52 +02 08 26.0 952
2001-04-30 23:09:49 C 14 47 24.32 +02 08 15.2 952
2001-04-30 23:10:40 C 14 47 24.11 +02 08 05.5 952
2001-04-30 23:11:34 C 14 47 23.90 +02 07 55.7 952
2001-04-30 23:12:23 C 14 47 23.72 +02 07 46.1 952