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
2022-12-02 13:47:32 C 09 09 16.889 +60 20 37.25 V T05
2022-12-02 13:52:06 C 09 09 18.060 +60 20 44.48 V T05
2022-12-02 13:57:19 C 09 09 19.325 +60 20 53.12 V T05
2022-12-14 13:00:07 C 10 46 26.878 +67 10 21.47 V T05
2022-12-14 13:07:52 C 10 46 30.089 +67 10 30.14 V T05
2022-12-14 13:13:07 C 10 46 32.383 +67 10 36.16 V T05
2022-12-14 13:21:39 C 10 46 36.000 +67 10 46.13 V T05
2022-12-20 09:21:36 C 11 53 15.256 +69 03 06.08 V 703
2022-12-20 09:29:33 C 11 53 19.309 +69 03 10.26 V 703
2022-12-20 09:37:31 C 11 53 23.363 +69 03 14.15 V 703
2022-12-20 09:45:29 C 11 53 27.640 +69 03 15.98 V 703
2022-12-21 11:44:21 C 12 06 51.066 +69 13 56.06 V 703
2022-12-21 11:52:07 C 12 06 54.997 +69 13 59.05 V 703
2022-12-21 11:59:54 C 12 06 58.950 +69 14 01.79 V 703
2022-12-21 12:07:41 C 12 07 02.924 +69 14 04.70 V 703
2022-12-26 11:50:00 C 13 09 46.537 +69 15 14.26 V 703
2022-12-26 11:57:33 C 13 09 50.360 +69 15 12.13 V 703
2022-12-26 12:05:07 C 13 09 54.180 +69 15 09.90 V 703
2022-12-26 12:12:40 C 13 09 58.032 +69 15 07.74 V 703
2023-01-09 11:10:17 C 15 29 31.841 +63 27 45.47 V 703
2023-01-09 11:18:09 C 15 29 34.174 +63 27 33.84 V 703
2023-01-09 11:25:59 C 15 29 36.499 +63 27 22.18 V 703
2023-01-09 11:33:49 C 15 29 38.839 +63 27 10.15 V 703
2023-01-13 11:45:15 C 15 55 52.082 +60 50 45.10 V 703
2023-01-13 11:52:59 C 15 55 53.908 +60 50 32.24 V 703
2023-01-13 12:00:43 C 15 55 55.794 +60 50 19.36 V 703
2023-01-13 12:08:26 C 15 55 57.616 +60 50 06.68 V 703
2023-01-15 14:06:03 C 16 07 37.034 +59 24 06.23 V T05
2023-01-15 14:10:40 C 16 07 38.074 +59 23 58.45 V T05
2023-01-15 14:18:31 C 16 07 39.744 +59 23 45.17 V T05
2023-01-15 14:35:19 C 16 07 43.418 +59 23 16.66 V T05
2023-01-17 21:15:59 S 16 19 07.40 +57 46 28.6 L C51
2023-01-18 00:23:33 S 16 19 44.40 +57 40 52.5 L C51
2023-01-18 06:38:32 S 16 20 57.62 +57 29 39.0 L C51
2023-01-18 09:46:08 S 16 21 33.82 +57 24 01.8 L C51
2023-01-18 16:01:06 S 16 22 45.76 +57 12 45.7 L C51
2023-01-27 12:18:27 C 16 56 03.678 +50 38 03.23 V 703
2023-01-27 12:25:39 C 16 56 04.567 +50 37 50.02 V 703
2023-01-27 12:32:50 C 16 56 05.485 +50 37 36.37 V 703
2023-01-27 12:40:02 C 16 56 06.364 +50 37 23.20 V 703
2023-01-30 11:59:42 C 17 04 47.604 +48 20 22.96 V 703
2023-01-30 12:07:28 C 17 04 48.457 +48 20 08.16 V 703
2023-01-30 12:15:16 C 17 04 49.350 +48 19 53.62 V 703
2023-01-30 12:23:02 C 17 04 50.185 +48 19 38.57 V 703
2023-02-02 11:31:41 C 17 12 37.062 +46 00 54.79 V 703
2023-02-02 11:39:37 C 17 12 37.854 +46 00 39.20 V 703
2023-02-02 11:47:34 C 17 12 38.660 +46 00 24.01 V 703
2023-02-02 11:55:30 C 17 12 39.478 +46 00 08.96 V 703
2023-02-02 12:03:35 C 17 12 40.252 +45 59 53.27 V 703
2023-02-02 12:11:24 C 17 12 41.029 +45 59 38.04 V 703