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
2004-12-14 06:44:14 C 04 51 23.48 -27 01 01.2 o 699
2004-12-14 07:05:16 C 04 51 16.43 -27 01 07.4 o 699
2004-12-14 07:26:20 C 04 51 09.39 -27 01 13.0 o 699
2004-12-14 07:47:24 C 04 51 02.33 -27 01 19.5 o 699
2004-12-14 13:18:04 C 04 49 13.43 -27 02 29.2 r 413
2004-12-14 13:19:56 C 04 49 12.81 -27 02 29.7 r 413
2004-12-14 13:21:46 C 04 49 12.18 -27 02 30.2 r 413
2004-12-14 17:48:34 C 04 47 40.78 -27 03 35.0 r 413
2004-12-14 17:50:34 C 04 47 40.06 -27 03 35.3 r 413
2004-12-14 21:37:54 C 04 46 24.64 -27 05 10.8 c 587
2004-12-14 21:47:18 C 04 46 21.57 -27 05 13.3 c 587
2004-12-14 21:49:44 C 04 46 20.46 -27 05 13.8 c 246
2004-12-14 21:50:55 C 04 46 20.03 -27 05 14.1 c 246
2004-12-14 21:52:05 C 04 46 19.64 -27 05 13.9 c 246
2004-12-14 21:52:11 C 04 46 19.65 -27 05 13.7 c 587
2004-12-14 21:52:57 C 04 46 19.35 -27 05 14.1 c 246
2004-12-14 21:55:14 C 04 46 18.58 -27 05 14.7 c 246
2004-12-17 06:02:44 C 04 25 13.85 -27 10 52.9 r 649
2004-12-17 06:05:17 C 04 25 12.77 -27 10 52.7 r 649
2004-12-17 06:07:51 C 04 25 11.72 -27 10 52.6 r 649
2004-12-21 03:57:28 C 03 40 54.81 -26 28 09.3 r 448
2004-12-21 04:03:52 C 03 40 51.33 -26 28 03.7 r 448
2004-12-21 04:11:35 C 03 40 47.11 -26 27 56.4 r 448
2004-12-25 05:06:31 C 02 42 18.62 -23 50 44.8 r 448
2004-12-25 05:13:01 C 02 42 14.27 -23 50 28.9 r 448
2004-12-25 05:20:14 C 02 42 09.41 -23 50 11.5 r 448
2004-12-27 19:54:03 C 01 59 04.75 -20 45 54.0 r 170
2004-12-27 19:55:57 C 01 59 03.38 -20 45 47.6 r 170
2004-12-27 19:57:50 C 01 59 02.03 -20 45 40.9 r 170
2004-12-29 10:56:21 C 01 31 14.68 -18 17 05.5 r 428
2004-12-29 10:59:51 C 01 31 12.28 -18 16 51.4 r 428
2004-12-30 18:35:15 C 01 08 47.96 -16 02 59.4 c 587
2004-12-30 18:39:09 C 01 08 45.18 -16 02 41.4 c 587
2004-12-31 18:07:06 C 00 52 23.16 -14 16 23.7 c 104
2004-12-31 18:10:05 C 00 52 21.17 -14 16 10.5 c 104
2004-12-31 18:13:01 C 00 52 18.95 -14 15 57.1 c 104
2005-01-03 18:06:16 C 00 05 07.53 -08 38 39.7 c 587
2005-01-03 18:08:53 C 00 05 06.05 -08 38 25.7 c 587
2005-01-03 18:11:42 C 00 05 04.20 -08 38 12.7 c 587
2005-01-08 01:51:47 C 23 07 54.72 -01 16 13.9 r 448
2005-01-08 02:01:31 C 23 07 49.94 -01 15 37.4 r 448
2005-01-08 02:12:08 C 23 07 44.71 -01 14 57.2 r 448
2010-07-19 14:38:17 S 03 32 33.76 -46 43 03.3 L C51
2010-07-19 16:13:27 S 03 32 34.28 -46 47 08.6 L C51
2010-07-19 17:48:48 S 03 32 34.75 -46 51 13.9 L C51
2010-07-19 19:23:58 S 03 32 35.23 -46 55 18.4 L C51
2010-07-19 19:24:09 S 03 32 35.28 -46 55 18.7 L C51
2010-07-19 20:59:19 S 03 32 35.76 -46 59 22.8 L C51
2010-07-19 22:34:40 S 03 32 36.15 -47 03 27.3 L C51
2010-07-20 00:09:50 S 03 32 36.64 -47 07 30.9 L C51