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
2003-12-29 04:36:56 C 01 46 04.59 +27 47 07.5 19.4 c 704
2003-12-30 03:08:47 C 01 45 20.64 +27 51 34.1 19.0 c 704
2003-12-30 03:44:29 C 01 45 19.38 +27 51 41.8 19.4 c 704
2003-12-30 04:01:50 C 01 45 18.86 +27 51 44.9 19.2 c 704
2003-12-30 04:19:00 C 01 45 18.27 +27 51 48.3 18.9 c 704
2004-05-09 03:33:04 C 07 29 27.75 +42 43 13.6 18.7 c 704
2004-05-09 03:46:04 C 07 29 30.84 +42 42 58.5 19.3 c 704
2004-05-09 04:12:28 C 07 29 37.29 +42 42 29.4 19.3 c 704
2004-05-24 03:59:46 C 08 53 45.73 +33 36 08.7 19.2 c 704
2004-05-24 04:14:51 C 08 53 48.95 +33 35 40.5 19.3 c 704
2004-05-24 04:27:47 C 08 53 51.64 +33 35 14.5 19.6 c 704
2004-06-18 04:11:17 C 10 46 53.74 +10 32 49.6 d 703
2004-06-18 04:16:38 C 10 46 54.57 +10 32 36.0 d 703
2004-06-18 04:21:58 C 10 46 55.47 +10 32 22.6 d 703
2004-06-18 04:27:20 C 10 46 56.39 +10 32 09.8 d 703
2004-07-21 09:11:50 C 12 40 13.48 -16 44 57.9 r E12
2004-07-21 09:22:39 C 12 40 14.86 -16 45 15.3 r E12
2004-07-21 09:33:25 C 12 40 16.26 -16 45 33.2 r E12
2004-07-21 09:44:14 C 12 40 17.64 -16 45 48.7 r E12
2006-10-15 17:02:05 C 02 50 22.47 +09 03 35.5 m D35
2006-10-15 17:23:29 C 02 50 21.34 +09 03 35.7 m D35
2006-10-15 17:41:54 C 02 50 20.34 +09 03 36.2 m D35
2006-10-21 07:35:28 C 02 42 53.74 +09 06 19.0 r G96
2006-10-21 07:43:24 C 02 42 53.28 +09 06 19.1 r G96
2006-10-21 07:51:21 C 02 42 52.81 +09 06 19.6 r G96
2006-10-21 07:59:19 C 02 42 52.30 +09 06 19.6 r G96
2006-11-01 05:30:48 C 02 26 09.56 +09 12 37.9 r G96
2006-11-01 05:39:02 C 02 26 09.02 +09 12 38.3 r G96
2006-11-01 05:47:18 C 02 26 08.44 +09 12 38.7 r G96
2006-11-01 05:55:50 C 02 26 07.83 +09 12 38.8 r G96
2006-11-13 03:14:48 C 02 06 28.79 +09 24 52.9 c 691
2006-11-13 03:33:16 C 02 06 27.51 +09 24 53.5 c 691
2006-11-13 03:51:44 C 02 06 26.22 +09 24 54.7 c 691
2006-11-17 03:29:51 C 01 59 59.75 +09 31 10.9 c G92
2006-11-17 04:14:40 C 01 59 56.69 +09 31 13.4 c G92
2006-11-17 04:57:54 C 01 59 53.80 +09 31 16.7 c G92
2006-11-17 05:55:41 C 01 59 49.88 +09 31 20.1 r 703
2006-11-17 06:05:48 C 01 59 49.16 +09 31 20.8 r 703
2006-11-17 06:15:56 C 01 59 48.44 +09 31 23.2 r 703
2006-11-17 06:26:07 C 01 59 47.79 +09 31 22.4 r 703
2006-11-22 01:46:57 C 01 52 23.69 +09 40 57.8 c 691
2006-11-22 02:05:25 C 01 52 22.53 +09 40 59.5 c 691
2006-11-22 02:23:53 C 01 52 21.35 +09 41 01.3 c 691
2006-11-24 04:49:06 C 01 49 16.75 +09 45 59.1 r 703
2006-11-24 04:56:02 C 01 49 16.24 +09 46 02.1 r 703
2006-11-24 05:02:56 C 01 49 15.88 +09 46 00.6 r 703
2006-11-24 05:09:48 C 01 49 15.49 +09 46 01.6 r 703
2006-11-25 06:12:42 C 01 47 46.35 +09 48 40.8 r 703
2006-11-25 06:23:37 C 01 47 45.78 +09 48 41.5 r 703
2006-11-25 06:34:36 C 01 47 45.02 +09 48 43.0 r 703