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
2025-12-25 07:16:23 C 02 08 21.019 +41 09 24.70 V T05
2025-12-25 07:21:39 C 02 08 20.546 +41 09 25.49 V T05
2025-12-25 07:32:24 C 02 08 19.577 +41 09 26.93 V T05
2025-12-25 07:48:34 C 02 08 18.101 +41 09 28.98 V T05
2025-12-26 07:16:37 C 02 06 20.287 +41 12 56.63 V T08
2025-12-26 07:23:53 C 02 06 19.680 +41 12 57.20 V T08
2025-12-26 07:28:29 C 02 06 19.270 +41 12 58.03 V T08
2025-12-26 07:47:37 C 02 06 17.635 +41 13 00.55 V T08
2025-12-26 21:23:39 B 02 05 11.486 +41 14 52.33 q Y84
2025-12-26 21:42:59 B 02 05 09.866 +41 14 54.78 q Y84
2025-12-26 22:00:12 B 02 05 08.436 +41 14 57.05 q Y84
2025-12-28 07:19:34 C 02 02 32.513 +41 19 41.16 V T05
2025-12-28 07:21:50 C 02 02 32.318 +41 19 41.99 V T08
2025-12-28 07:24:09 C 02 02 32.122 +41 19 41.59 V T05
2025-12-28 07:25:47 C 02 02 31.990 +41 19 42.06 V T08
2025-12-28 07:33:21 C 02 02 31.426 +41 19 43.43 V T05
2025-12-28 07:33:45 C 02 02 31.373 +41 19 43.03 V T08
2025-12-28 07:48:53 C 02 02 30.146 +41 19 44.87 V T08
2025-12-28 07:53:18 C 02 02 29.839 +41 19 45.44 V T05
2025-12-30 19:50:17 B 01 58 12.497 +41 27 45.97 q Y84
2025-12-30 20:09:16 B 01 58 11.167 +41 27 48.38 q Y84
2025-12-30 20:26:33 B 01 58 09.931 +41 27 50.58 q Y84
2026-01-06 12:51:19 C 01 49 05.54 +41 49 54.7 V D29
2026-01-06 13:17:05 C 01 49 04.30 +41 49 58.2 V D29
2026-01-06 13:37:27 C 01 49 03.29 +41 50 00.5 V D29
2026-01-07 12:45:29 C 01 48 02.37 +41 53 27.9 V D29
2026-01-07 12:53:07 C 01 48 02.03 +41 53 29.1 V D29
2026-01-07 13:05:51 C 01 48 01.46 +41 53 30.8 V D29
2026-01-07 13:13:29 C 01 48 01.10 +41 53 31.9 V D29
2026-01-07 13:26:12 C 01 48 00.54 +41 53 33.5 V D29
2026-01-07 13:33:51 C 01 48 00.19 +41 53 34.6 V D29
2026-01-09 09:19:07 C 01 46 16.459 +42 00 24.16 V T08
2026-01-09 09:23:44 C 01 46 16.243 +42 00 24.88 V T08
2026-01-09 09:34:56 C 01 46 15.802 +42 00 25.88 V T08
2026-01-09 09:51:24 C 01 46 15.230 +42 00 28.30 V T08
2026-01-10 07:08:15 C 01 45 30.893 +42 04 01.02 V T08
2026-01-10 07:14:12 C 01 45 30.612 +42 04 02.10 V T08
2026-01-10 07:29:20 C 01 45 30.070 +42 04 04.08 V T08
2026-01-10 07:41:14 C 01 45 29.642 +42 04 05.92 V T08
2026-01-11 18:26:13 C 01 44 24.917 +42 10 01.16 c 233
2026-01-11 18:33:49 C 01 44 24.686 +42 10 01.96 c 233
2026-01-11 18:41:24 C 01 44 24.497 +42 10 02.78 c 233
2026-01-11 19:10:13 C 01 44 23.590 +42 10 08.22 c 233
2026-01-12 07:33:14 C 01 44 02.323 +42 12 23.90 V T05
2026-01-12 07:47:46 C 01 44 01.877 +42 12 25.92 V T05
2026-01-12 07:51:48 C 01 44 01.714 +42 12 26.96 V T05
2026-01-12 08:03:11 C 01 44 01.354 +42 12 28.73 V T05