2003 MK4

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1813057567 ± 5.55e-08
Semi-major axis (a)1.0805901840 AU ± 7.57e-09
Inclination (i)22.31653728° ± 1.32e-05
Long. of Asc. Node (Ω)282.57570185° ± 3.68e-06
Arg. of Perihelion (ω)109.70459012° ± 1.06e-05
Mean Anomaly (M)249.44949306° ± 1.57e-05
Mean Motion (n)0.8774467081°/day ± 9.21e-09
Perihelion dist (q)0.88467296 AU ± 6.03e-08
Aphelion dist (Q)1.27650740 AU ± 6.07e-08
Orbital Period1.12328905 yr ± 1.18e-08
NGA Modelr2
A2-7.94189475e-14 ± 1.32e-14 AU/d²
Physical Parameters
H (abs. magnitude)20.86
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.451″
Uncertainty0
Orbit TypeApollo
MOID0.001037 AU
Observations Used271
Oppositions2
Arc Total2003-2023
First Observation Used2003-06-27
Last Observation Used2023-01-28
Observations (281)
Date Type RA Dec Mag Band Observatory
2003-07-06 21:53:00 C 21 12 24.03 +06 21 32.1 d 151
2003-07-06 21:55:14 C 21 12 23.70 +06 21 55.2 d 151
2003-07-06 21:57:41 C 21 12 23.29 +06 22 18.8 d 151
2003-07-06 22:21:17 C 21 12 19.38 +06 26 11.0 c 240
2003-07-06 22:24:28 C 21 12 18.83 +06 26 42.7 c 240
2003-07-06 22:26:04 C 21 12 18.57 +06 26 58.6 c 240
2003-07-06 22:27:40 C 21 12 18.33 +06 27 12.0 c 240
2003-07-06 22:29:15 C 21 12 18.07 +06 27 28.4 c 240
2003-07-06 22:32:26 C 21 12 17.57 +06 28 01.2 c 240
2003-07-06 23:06:06 C 21 12 12.32 +06 33 29.5 o J95
2003-07-06 23:14:03 C 21 12 11.00 +06 34 48.3 o J95
2003-07-06 23:21:43 C 21 12 09.74 +06 36 04.5 o J95
2003-07-07 08:10:27 C 21 10 47.10 +08 03 58.9 c 671
2003-07-07 08:11:30 C 21 10 46.91 +08 04 08.8 c 671
2003-07-07 08:18:16 C 21 10 45.69 +08 05 16.8 c 671
2003-07-07 08:21:01 C 21 10 45.20 +08 05 44.5 c 671
2003-07-07 22:41:19 C 21 08 28.41 +10 30 02.0 c 938
2003-07-07 22:43:26 C 21 08 28.01 +10 30 23.8 c 938
2003-07-07 22:45:33 C 21 08 27.65 +10 30 45.7 c 938
2003-07-07 23:16:38 C 21 08 22.18 +10 36 02.5 c 938
2003-07-07 23:18:45 C 21 08 21.81 +10 36 24.0 c 938
2003-07-07 23:20:52 C 21 08 21.45 +10 36 46.0 c 938
2003-07-07 23:36:51 C 21 08 18.50 +10 39 30.7 c 938
2003-07-07 23:38:58 C 21 08 18.18 +10 39 51.4 c 938
2003-07-07 23:41:05 C 21 08 17.82 +10 40 12.7 c 938
2003-07-07 23:43:11 C 21 08 17.45 +10 40 33.9 c 938
2003-07-07 23:45:18 C 21 08 17.20 +10 40 57.2 c 938
2003-07-08 00:48:36 C 21 08 03.58 +10 51 32.1 d 118
2003-07-08 00:49:33 C 21 08 03.40 +10 51 41.7 d 118
2003-07-08 00:51:46 C 21 08 03.00 +10 52 04.1 d 118
2003-07-08 00:54:42 C 21 08 02.46 +10 52 33.4 d 118
2003-07-09 05:32:03 C 21 03 09.31 +15 47 08.2 c 649
2003-07-09 05:33:36 C 21 03 09.01 +15 47 24.5 c 649
2003-07-09 05:35:08 C 21 03 08.71 +15 47 40.4 c 649
2003-07-10 00:49:19 C 20 59 33.95 +19 07 20.6 o J95
2003-07-10 00:55:22 C 20 59 32.68 +19 08 23.7 o J95
2003-07-10 01:01:42 C 20 59 31.37 +19 09 29.9 o J95
2003-07-11 01:12:10 C 20 54 45.79 +23 20 21.7 d 118
2003-07-11 01:13:02 C 20 54 45.62 +23 20 30.9 d 118
2003-07-11 01:18:01 C 20 54 44.53 +23 21 21.8 d 118
2003-07-11 05:41:32 C 20 53 54.61 +24 06 49.9 c 649
2003-07-11 05:43:49 C 20 53 54.10 +24 07 11.9 c 649
2003-07-11 05:46:07 C 20 53 53.57 +24 07 36.3 c 649
2003-07-11 22:51:24 C 20 50 16.98 +27 02 13.4 d A50
2003-07-11 22:52:28 C 20 50 16.69 +27 02 24.2 d A50
2003-07-11 22:56:10 C 20 50 15.85 +27 03 01.6 d A50
2003-07-11 22:58:33 C 20 50 15.31 +27 03 25.9 d A50
2003-07-11 23:00:27 C 20 50 14.85 +27 03 44.8 d A50
2003-07-11 23:01:01 C 20 50 14.76 +27 03 50.6 d A50
2003-07-11 23:01:33 C 20 50 14.62 +27 03 56.4 d A50