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
2003-01-27 22:16:59 C 09 13 18.74 +32 36 02.3 d 170
2003-01-31 07:47:35 C 09 02 59.97 +32 20 11.5 c 699
2003-01-31 08:23:06 C 09 02 55.55 +32 20 03.7 c 699
2003-01-31 08:47:15 C 09 02 52.54 +32 19 57.9 c 699
2003-01-31 09:11:25 C 09 02 49.52 +32 19 52.3 c 699
2003-01-31 21:32:40 C 09 01 20.29 +32 16 58.9 d 170
2003-01-31 21:35:33 C 09 01 19.94 +32 16 57.4 d 170
2003-01-31 21:36:30 C 09 01 19.88 +32 16 57.6 d 170
2003-01-31 21:38:36 C 09 01 19.48 +32 16 57.3 d 170
2003-01-31 21:42:40 C 09 01 18.85 +32 16 55.8 d 170
2003-02-01 21:22:12 C 08 58 29.65 +32 11 11.0 A31
2003-02-01 21:33:05 C 08 58 28.33 +32 11 08.7 A31
2003-02-01 22:35:18 C 08 58 20.62 +32 10 50.9 c 084
2003-02-04 22:31:56 C 08 50 11.42 +31 51 10.1 c 084
2003-02-10 21:46:09 C 08 35 58.23 +31 04 17.7 c 198
2003-02-10 21:56:08 C 08 35 57.34 +31 04 14.0 c 198
2003-02-10 22:07:50 C 08 35 56.27 +31 04 09.9 c 198
2003-02-10 22:28:53 C 08 35 54.31 +31 04 02.7 c 198
2003-02-19 19:02:20 C 08 19 56.34 +29 43 42.4 c 198
2003-02-19 19:31:14 C 08 19 54.52 +29 43 31.2 c 198
2003-02-19 19:50:29 C 08 19 53.30 +29 43 23.9 c 198
2003-02-21 18:36:50 C 08 17 10.18 +29 25 01.0 c 151
2003-02-21 18:42:29 C 08 17 09.95 +29 24 58.2 c 151
2003-02-21 19:17:10 C 08 17 07.87 +29 24 46.0 c 151
2003-02-21 19:21:18 C 08 17 07.68 +29 24 43.4 c 151
2003-02-21 19:34:44 C 08 17 06.88 +29 24 37.3 c 151
2003-02-21 19:40:23 C 08 17 06.59 +29 24 36.2 c 151
2003-02-23 21:32:27 C 08 14 30.32 +29 04 57.0 c 198
2003-02-23 21:42:08 C 08 14 29.83 +29 04 53.0 c 198
2003-02-23 21:55:03 C 08 14 29.16 +29 04 47.6 c 198
2003-02-24 18:49:41 C 08 13 29.36 +28 56 32.6 c 246
2003-02-24 18:50:50 C 08 13 29.23 +28 56 32.2 c 246
2003-02-24 18:52:04 C 08 13 29.22 +28 56 31.3 c 246
2003-02-26 04:57:43 C 08 11 57.58 +28 43 09.5 19.1 c 704
2003-02-26 05:18:01 C 08 11 56.67 +28 43 02.1 19.6 c 704
2003-02-26 05:36:27 C 08 11 55.84 +28 42 55.2 19.1 c 704
2003-02-26 05:55:02 C 08 11 55.03 +28 42 46.5 19.2 c 704
2003-02-26 06:13:47 C 08 11 54.20 +28 42 39.0 19.2 c 704
2003-02-27 20:59:15 C 08 10 20.15 +28 27 27.1 c 240
2003-02-27 21:03:00 C 08 10 20.00 +28 27 25.4 c 240
2003-02-27 21:06:45 C 08 10 19.86 +28 27 24.0 c 240
2003-02-27 21:10:29 C 08 10 19.70 +28 27 22.6 c 240
2003-02-27 21:16:07 C 08 10 19.49 +28 27 20.6 c 240
2003-02-27 21:25:31 C 08 10 19.11 +28 27 16.9 c 240
2003-03-02 20:11:40 C 08 07 52.47 +27 59 47.7 c 084
2003-03-04 19:42:23 C 08 06 31.37 +27 41 36.0 c 084
2003-03-04 19:59:45 C 08 06 31.05 +27 41 29.1 J87
2003-03-04 20:06:38 C 08 06 30.87 +27 41 26.7 J87
2003-03-06 04:16:20 C 08 05 43.38 +27 29 15.4 19.3 c 704
2003-03-06 04:35:56 C 08 05 42.84 +27 29 08.2 19.7 c 704