488789 (2004 XK50)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6885534900 ± 1.52e-07
Semi-major axis (a)1.4512269895 AU ± 1.06e-09
Inclination (i)38.22779581° ± 1.95e-05
Long. of Asc. Node (Ω)94.04919295° ± 4.76e-06
Arg. of Perihelion (ω)104.01117340° ± 2.13e-05
Mean Anomaly (M)314.44327335° ± 3.61e-06
Mean Motion (n)0.5637794689°/day ± 6.18e-10
Perihelion dist (q)0.45197958 AU ± 2.20e-07
Aphelion dist (Q)2.45047440 AU ± 2.20e-07
Orbital Period1.74824792 yr ± 1.92e-09
Physical Parameters
H (abs. magnitude)18.98
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.445″
Uncertainty0
Orbit TypeApollo
MOID0.042274 AU
Observations Used182
Oppositions9
Arc Total2004-2025
First Observation Used2004-12-14
Last Observation Used2025-12-25
Observations (278)
Date Type RA Dec Mag Band Observatory
2018-12-18 09:44:39 S 05 12 42.346 -32 32 31.06 V C57
2018-12-18 09:44:39 s 1 -63410.332 0 +381285.52 6800.0 C57
2018-12-21 09:36:27 C 04 19 19.14 -35 08 16.2 V T05
2018-12-21 09:48:20 C 04 19 06.83 -35 08 44.1 V T05
2018-12-21 10:00:19 C 04 18 54.45 -35 09 11.7 V T05
2018-12-21 10:12:13 C 04 18 42.11 -35 09 38.7 V T05
2018-12-24 05:42:05 S 02 48 36.847 -36 22 19.13 L C51
2018-12-24 07:16:20 S 02 45 58.800 -36 20 33.18 L C51
2025-10-17 08:03:42 C 06 36 03.330 -10 16 34.90 V 807
2025-10-17 08:14:11 C 06 36 03.720 -10 16 38.90 V 807
2025-10-17 08:24:39 C 06 36 04.140 -10 16 43.10 V 807
2025-11-25 11:39:34 C 07 00 14.788 -18 40 31.28 X F52
2025-11-25 11:55:35 C 07 00 14.700 -18 40 43.87 X F52
2025-11-25 12:27:28 C 07 00 14.524 -18 41 08.90 X F52
2025-11-30 12:30:43 C 06 59 21.167 -20 23 52.07 X F51
2025-11-30 12:46:04 C 06 59 20.834 -20 24 06.71 X F51
2025-11-30 13:01:21 C 06 59 20.507 -20 24 21.16 X F51
2025-11-30 13:16:38 C 06 59 20.176 -20 24 35.65 X F51
2025-11-30 23:34:23 C 06 59 10.997 -20 34 08.62 V M22
2025-11-30 23:36:34 C 06 59 10.891 -20 34 11.50 V M22
2025-12-01 00:13:33 C 06 59 10.073 -20 34 46.92 V M22
2025-12-01 00:16:54 C 06 59 10.013 -20 34 49.91 V M22
2025-12-06 11:33:52 C 06 55 18.180 -23 04 28.93 X F51
2025-12-06 11:50:09 C 06 55 17.301 -23 04 50.98 X F51
2025-12-06 12:22:42 C 06 55 15.518 -23 05 35.45 X F51
2025-12-11 04:38:43 C 06 47 39.187 -26 13 37.38 V W68
2025-12-11 04:42:44 C 06 47 38.779 -26 13 45.77 V W68
2025-12-11 05:01:31 C 06 47 36.718 -26 14 25.94 V W68
2025-12-14 11:45:12 C 06 37 02.803 -29 40 25.14 V T05
2025-12-14 12:24:40 C 06 36 55.018 -29 42 33.08 V T05
2025-12-14 12:54:22 C 06 36 49.157 -29 44 09.17 V T05
2025-12-14 13:00:10 C 06 36 48.012 -29 44 27.96 V T05
2025-12-15 22:15:48 C 06 29 42.802 -31 45 39.71 V M22
2025-12-15 22:17:45 C 06 29 42.281 -31 45 47.66 V M22
2025-12-15 22:41:47 C 06 29 35.897 -31 47 27.02 V M22
2025-12-17 06:14:08 C 06 20 11.990 -34 13 55.63 V W68
2025-12-17 06:18:03 C 06 20 10.529 -34 14 16.01 V W68
2025-12-17 06:25:21 C 06 20 07.829 -34 14 53.99 V W68
2025-12-17 07:16:40 C 06 19 48.751 -34 19 21.29 V W68
2025-12-18 05:34:24 C 06 10 46.046 -36 28 46.49 V W68
2025-12-18 05:41:11 C 06 10 42.727 -36 29 29.51 V W68
2025-12-18 06:30:39 C 06 10 18.446 -36 34 43.90 V W68
2025-12-18 07:12:55 C 06 09 57.550 -36 39 13.00 V W68
2025-12-18 10:57:40 C 06 08 10.358 -37 04 46.96 V T08
2025-12-18 11:02:17 C 06 08 07.925 -37 05 17.77 V T08
2025-12-18 11:16:51 C 06 08 00.252 -37 06 54.97 V T08
2025-12-18 11:28:51 C 06 07 53.926 -37 08 14.93 V T08
2025-12-19 05:41:35 C 05 57 28.582 -39 19 55.06 V W68
2025-12-19 05:48:20 C 05 57 24.012 -39 20 48.01 V W68
2025-12-19 06:23:48 C 05 56 59.918 -39 25 26.58 V W68