154347 (2002 XK4)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6918518125 ± 3.33e-08
Semi-major axis (a)1.8504053065 AU ± 2.03e-09
Inclination (i)17.74477953° ± 4.26e-06
Long. of Asc. Node (Ω)331.62760101° ± 8.84e-06
Arg. of Perihelion (ω)24.99540394° ± 9.24e-06
Mean Anomaly (M)71.05359427° ± 2.28e-06
Mean Motion (n)0.3915723147°/day ± 6.44e-10
Perihelion dist (q)0.57019904 AU ± 6.17e-08
Aphelion dist (Q)3.13061157 AU ± 6.18e-08
Orbital Period2.51709900 yr ± 4.14e-09
Physical Parameters
H (abs. magnitude)16.15
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.275″
Uncertainty0
Orbit TypeApollo
MOID0.270138 AU
Observations Used834
Oppositions17
Arc Total1998-2026
First Observation Used1998-02-22
Last Observation Used2026-01-11
Observations (905)
Date Type RA Dec Mag Band Observatory
1998-02-22 06:52:01 C 08 40 24.20 +26 18 41.6 c 566
1998-02-22 07:06:24 C 08 40 23.29 +26 18 38.4 c 566
1998-02-22 07:21:30 C 08 40 22.29 +26 18 35.0 c 566
1998-02-23 06:49:14 C 08 38 54.78 +26 13 04.0 c 566
1998-02-23 07:03:06 C 08 38 53.92 +26 13 00.7 c 566
1998-02-23 07:18:14 C 08 38 52.97 +26 12 57.5 c 566
2001-03-20 07:57:08 C 10 33 44.81 +02 03 06.0 o 608
2001-03-20 08:12:34 C 10 33 44.09 +02 03 09.2 o 608
2002-12-04 10:58:05 C 11 30 04.04 +28 18 33.2 17.3 c 704
2002-12-04 11:19:57 C 11 30 03.13 +28 18 37.6 17.8 c 704
2002-12-04 11:41:46 C 11 30 02.23 +28 18 40.8 17.4 c 704
2002-12-04 12:03:49 C 11 30 01.30 +28 18 44.6 17.4 c 704
2002-12-04 12:25:42 C 11 30 00.39 +28 18 48.4 17.6 c 704
2002-12-05 03:19:45 C 11 29 25.57 +28 21 06.5 d J95
2002-12-05 03:25:10 C 11 29 25.41 +28 21 08.5 d J95
2002-12-05 03:32:40 C 11 29 25.13 +28 21 09.7 d J95
2002-12-05 03:33:54 C 11 29 24.98 +28 21 10.1 d J95
2002-12-05 10:35:26 C 11 29 08.15 +28 22 23.5 17.2 c 704
2002-12-05 10:57:16 C 11 29 07.20 +28 22 27.5 17.6 c 704
2002-12-05 11:19:16 C 11 29 06.26 +28 22 31.3 17.3 c 704
2002-12-05 11:41:13 C 11 29 05.32 +28 22 35.5 17.7 c 704
2002-12-05 12:03:06 C 11 29 04.34 +28 22 39.5 17.4 c 704
2002-12-05 12:33:02 C 11 29 03.09 +28 22 45.0 c 926
2002-12-05 12:42:13 C 11 29 02.63 +28 22 46.6 c 926
2002-12-05 12:51:33 C 11 29 02.28 +28 22 49.1 c 926
2002-12-10 03:59:57 C 11 23 56.09 +28 44 29.3 d 118
2002-12-10 04:07:58 C 11 23 55.63 +28 44 31.1 d 118
2002-12-10 04:14:36 C 11 23 55.30 +28 44 32.8 d 118
2002-12-10 08:21:54 C 11 23 43.02 +28 45 27.0 c 649
2002-12-10 08:28:39 C 11 23 42.66 +28 45 28.7 c 649
2002-12-10 08:35:25 C 11 23 42.30 +28 45 30.3 c 649
2002-12-10 10:46:47 C 11 23 35.31 +28 46 02.7 17.9 c 704
2002-12-10 11:08:27 C 11 23 34.20 +28 46 07.0 17.5 c 704
2002-12-10 11:30:11 C 11 23 33.01 +28 46 12.7 17.5 c 704
2002-12-10 11:51:53 C 11 23 31.78 +28 46 17.4 17.7 c 704
2002-12-10 12:13:32 C 11 23 30.63 +28 46 22.8 17.8 c 704
2002-12-11 10:39:31 C 11 22 18.87 +28 51 31.6 17.2 c 704
2002-12-11 11:01:14 C 11 22 17.61 +28 51 36.8 17.7 c 704
2002-12-11 11:22:48 C 11 22 16.36 +28 51 42.2 17.9 c 704
2002-12-11 11:44:59 C 11 22 15.10 +28 51 47.4 17.7 c 704
2002-12-11 12:06:34 C 11 22 13.83 +28 51 52.6 17.5 c 704
2002-12-12 10:31:45 C 11 20 58.77 +28 57 15.8 17.7 c 704
2002-12-12 10:53:34 C 11 20 57.46 +28 57 21.2 17.7 c 704
2002-12-12 11:14:40 C 11 20 56.15 +28 57 26.4 17.6 c 704
2002-12-12 11:35:40 C 11 20 54.91 +28 57 32.1 17.5 c 704
2002-12-12 11:56:39 C 11 20 53.62 +28 57 37.1 17.6 c 704
2002-12-12 12:07:26 C 11 20 53.13 +28 57 40.1 c 670
2002-12-12 13:05:33 C 11 20 49.62 +28 57 54.8 c 670
2002-12-12 13:43:37 C 11 20 47.29 +28 58 04.1 c 670
2002-12-13 03:01:20 C 11 20 01.03 +29 01 20.1 c 246