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
2003-07-25 23:26:49 C 19 00 19.90 +65 19 45.6 o J95
2003-07-26 00:37:56 C 18 59 47.49 +65 24 10.6 c 950
2003-07-26 00:38:52 C 18 59 47.04 +65 24 13.8 c 950
2003-07-26 00:39:55 C 18 59 46.53 +65 24 17.3 c 950
2003-07-26 00:40:52 C 18 59 46.08 +65 24 20.5 c 950
2003-07-26 07:30:43 C 18 56 40.36 +65 47 20.0 c 448
2003-07-26 07:44:22 C 18 56 33.83 +65 48 03.1 c 448
2003-07-26 07:53:12 C 18 56 29.57 +65 48 31.5 c 448
2003-07-26 23:00:34 C 18 49 40.08 +66 37 02.6 d J87
2003-07-26 23:03:44 C 18 49 37.99 +66 37 15.2 d J87
2003-07-26 23:06:53 C 18 49 36.67 +66 37 25.4 d J87
2003-07-26 23:10:02 C 18 49 35.34 +66 37 33.6 d J87
2003-07-28 00:23:52 C 18 37 45.16 +67 51 01.0 o J95
2003-07-28 00:33:33 C 18 37 40.40 +67 51 27.5 o J95
2003-07-28 00:42:52 C 18 37 35.70 +67 51 52.2 o J95
2003-08-04 23:12:26 C 17 02 12.00 +73 21 13.0 c 950
2003-08-04 23:13:32 C 17 02 11.41 +73 21 14.0 c 950
2003-08-04 23:14:39 C 17 02 10.81 +73 21 14.9 c 950
2003-08-04 23:15:46 C 17 02 10.22 +73 21 15.9 c 950
2003-08-04 23:16:53 C 17 02 09.64 +73 21 16.9 c 950
2003-08-04 23:17:59 C 17 02 09.03 +73 21 17.8 c 950
2005-02-09 02:02:04 C 03 20 27.88 -01 08 40.8 o 809
2005-02-09 02:11:10 C 03 20 29.82 -01 08 50.7 o 809
2005-02-09 02:20:15 C 03 20 31.76 -01 09 00.2 o 809
2005-02-09 02:25:41 C 03 20 32.92 -01 09 05.9 o 809
2005-02-10 02:03:22 C 03 25 38.30 -01 33 35.6 o 809
2005-02-10 02:15:46 C 03 25 40.85 -01 33 48.4 o 809
2005-02-10 02:25:02 C 03 25 42.81 -01 33 58.0 o 809
2012-06-18 09:33:43 C 22 38 19.86 -17 30 09.4 o 291
2012-06-18 09:35:07 C 22 38 19.91 -17 30 04.7 o 291
2012-06-18 09:36:29 C 22 38 20.03 -17 29 59.7 o 291
2012-06-19 10:31:15 C 22 39 52.50 -15 54 19.0 o 291
2012-06-19 10:31:53 C 22 39 52.53 -15 54 16.5 o 291
2012-06-19 10:32:30 C 22 39 52.56 -15 54 13.9 o 291
2014-01-14 03:59:32 C 00 56 37.92 +09 08 16.7 o 926
2014-01-14 04:05:09 C 00 56 40.13 +09 08 02.3 o 926
2014-01-14 04:10:45 C 00 56 42.31 +09 07 48.8 o 926
2014-02-27 00:55:23 C 05 05 31.38 -14 34 52.4 u 807
2014-02-27 01:11:22 C 05 05 33.45 -14 34 57.4 u 807
2014-02-27 01:27:26 C 05 05 35.54 -14 35 02.4 u 807
2021-06-09 07:48:51 C 22 49 04.33 -16 57 18.0 V W87
2021-06-09 07:55:41 C 22 49 04.97 -16 56 59.1 V W87
2021-06-09 08:02:55 C 22 49 05.63 -16 56 39.1 V W87
2021-06-09 08:09:23 C 22 49 06.23 -16 56 20.8 V W87
2023-01-03 18:41:05 C 23 27 31.43 +19 40 35.6 X C95
2023-01-03 19:34:21 C 23 28 04.11 +19 36 36.5 X C95
2023-01-08 12:13:06 C 00 39 14.55 +09 56 19.8 V D29
2023-01-08 12:13:52 C 00 39 15.00 +09 56 16.6 V D29
2023-01-08 12:25:28 C 00 39 22.05 +09 55 09.4 V D29
2023-01-08 12:26:14 C 00 39 22.36 +09 55 05.0 V D29