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
2025-09-30 13:06:01 C 04 31 51.972 +23 22 52.48 X F52
2025-09-30 13:23:48 C 04 31 52.137 +23 23 00.31 X F52
2025-10-21 20:41:02 C 04 28 51.43 +27 46 19.8 V D29
2025-10-21 21:21:46 C 04 28 50.26 +27 46 43.8 V D29
2025-11-02 13:46:39 C 04 17 26.284 +30 46 57.93 X F51
2025-11-02 14:02:00 C 04 17 25.391 +30 47 08.24 X F51
2025-11-02 14:32:35 C 04 17 23.612 +30 47 28.75 X F51
2025-11-11 09:38:41 C 04 02 57.307 +33 14 26.38 V G96
2025-11-11 09:47:35 C 04 02 56.555 +33 14 33.65 V G96
2025-11-11 09:55:01 C 04 02 55.921 +33 14 38.80 V G96
2025-11-11 10:03:59 C 04 02 55.180 +33 14 45.10 V G96
2025-11-11 11:15:50 C 04 02 49.603 +33 15 38.38 V T05
2025-11-11 11:20:24 C 04 02 49.246 +33 15 41.36 V T05
2025-11-11 11:32:01 C 04 02 48.278 +33 15 49.54 V T05
2025-11-11 11:48:09 C 04 02 46.894 +33 16 00.66 V T05
2025-11-11 20:19:54 B 04 02 05.700 +33 21 55.33 X R63
2025-11-11 20:49:36 B 04 02 03.209 +33 22 16.72 X R63
2025-11-16 10:53:23 C 03 52 16.051 +34 39 01.26 V T05
2025-11-16 10:54:41 C 03 52 15.850 +34 39 02.41 V T05
2025-11-16 11:01:14 C 03 52 15.276 +34 39 06.62 V T05
2025-11-16 11:59:55 C 03 52 09.485 +34 39 45.76 V T05
2025-11-16 12:04:39 C 03 52 09.005 +34 39 49.21 V T05
2025-11-17 10:54:46 C 03 49 56.964 +34 55 27.23 V T05
2025-11-17 10:59:20 C 03 49 56.438 +34 55 30.79 V T05
2025-11-17 11:07:13 C 03 49 55.625 +34 55 35.18 V T05
2025-11-17 11:24:00 C 03 49 53.986 +34 55 46.85 V T05
2025-11-19 22:15:52 C 03 43 58.025 +35 35 18.71 V R17
2025-11-19 22:36:15 C 03 43 55.896 +35 35 32.14 V R17
2025-11-19 22:56:38 C 03 43 53.686 +35 35 45.85 V R17
2025-11-19 23:17:00 C 03 43 51.502 +35 35 59.78 V R17
2025-11-21 15:17:36 C 03 39 36.78 +36 02 08.3 V D29
2025-11-21 15:39:14 C 03 39 34.38 +36 02 22.3 V D29
2025-11-21 16:00:52 C 03 39 31.98 +36 02 36.3 V D29
2025-11-24 09:56:38 C 03 32 13.658 +36 44 06.86 V T05
2025-11-24 10:00:57 C 03 32 13.126 +36 44 09.02 V T05
2025-11-24 10:47:38 C 03 32 07.692 +36 44 38.00 V T05
2025-11-24 11:03:57 C 03 32 05.767 +36 44 47.62 V T05
2025-11-26 05:49:57 C 03 27 10.818 +37 10 23.09 V 703
2025-11-26 05:53:21 C 03 27 10.415 +37 10 25.32 V 703
2025-11-26 05:56:47 C 03 27 09.961 +37 10 26.94 V 703
2025-11-26 06:00:13 C 03 27 09.587 +37 10 29.46 V 703
2025-11-26 22:05:21 B 03 25 16.521 +37 19 47.90 W 130
2025-11-26 22:12:14 B 03 25 15.684 +37 19 51.86 W 130
2025-11-26 22:19:01 B 03 25 14.869 +37 19 55.77 W 130
2025-11-28 09:10:23 C 03 21 06.922 +37 39 41.54 V T05
2025-11-28 09:15:09 C 03 21 06.341 +37 39 44.28 V T05
2025-11-28 09:21:16 C 03 21 05.573 +37 39 47.84 V T08
2025-11-28 09:27:11 C 03 21 04.829 +37 39 50.90 V T08
2025-11-28 09:29:32 C 03 21 04.553 +37 39 51.98 V T05
2025-11-28 09:32:48 C 03 21 04.157 +37 39 53.86 V T05