2003 MS2

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1263249060 ± 1.81e-08
Semi-major axis (a)1.0421969587 AU ± 9.72e-09
Inclination (i)20.02589187° ± 7.64e-06
Long. of Asc. Node (Ω)100.82327033° ± 1.88e-06
Arg. of Perihelion (ω)254.49852489° ± 5.78e-06
Mean Anomaly (M)317.67022246° ± 2.08e-05
Mean Motion (n)0.9263765947°/day ± 1.30e-08
Perihelion dist (q)0.91054153 AU ± 2.07e-08
Aphelion dist (Q)1.17385239 AU ± 2.18e-08
Orbital Period1.06395853 yr ± 1.49e-08
NGA Modelr2
A2-5.27486125e-14 ± 1.69e-14 AU/d²
Physical Parameters
H (abs. magnitude)21.21
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.473″
Uncertainty0
Orbit TypeApollo
MOID0.024592 AU
Observations Used235
Radar Obs Used7
Oppositions1
Arc Total2003-2022
First Observation Used2003-03-07
Last Observation Used2022-01-22
Observations (275)
Date Type RA Dec Mag Band Observatory
2003-06-27 05:48:09 C 14 12 14.68 +77 26 37.0 c 926
2003-06-27 05:48:46 C 14 12 12.56 +77 26 36.8 c 926
2003-06-27 21:09:00 C 13 05 44.82 +77 20 52.4 c 046
2003-06-27 21:10:58 C 13 05 35.63 +77 20 46.7 c 046
2003-06-27 21:12:15 C 13 05 29.73 +77 20 41.9 c 046
2003-06-27 21:14:43 C 13 05 17.86 +77 20 35.1 c 046
2003-06-27 21:16:38 C 13 05 09.14 +77 20 28.4 c 046
2003-06-27 21:18:50 C 13 04 58.39 +77 20 22.0 c 046
2003-06-27 21:19:42 C 13 04 54.35 +77 20 19.5 c 046
2003-06-27 21:20:20 C 13 04 51.63 +77 20 18.3 c 046
2003-06-28 04:41:13 C 12 30 45.42 +76 53 26.9 c 926
2003-06-28 04:41:38 C 12 30 43.36 +76 53 24.7 c 926
2003-06-28 04:42:05 C 12 30 41.12 +76 53 21.6 c 926
2003-06-28 04:42:33 C 12 30 39.03 +76 53 19.5 c 926
2003-06-28 04:43:00 C 12 30 36.80 +76 53 17.0 c 926
2003-06-28 22:21:08 C 11 13 41.65 +74 22 16.1 c 224
2003-06-28 22:27:56 C 11 13 14.55 +74 20 48.7 c 224
2003-06-28 22:33:53 C 11 12 51.22 +74 19 34.1 c 224
2004-01-15 12:58:02 C 13 03 04.95 +32 04 36.3 c 691
2004-01-15 13:03:58 C 13 03 05.68 +32 04 49.5 c 691
2004-01-15 13:07:44 C 13 03 06.22 +32 04 59.2 c 691
2004-01-16 12:37:14 C 13 06 17.36 +33 01 48.0 c 691
2004-01-16 12:41:44 C 13 06 17.88 +33 01 59.0 c 691
2004-01-16 12:45:50 C 13 06 18.40 +33 02 08.8 c 691
2004-03-24 07:31:28 C 13 54 37.93 +72 44 17.8 o 696
2004-03-24 07:58:48 C 13 54 33.27 +72 44 25.8 o 696
2004-12-27 20:18:55 C 03 43 40.49 -13 42 32.2 r 170
2004-12-27 20:20:04 C 03 43 40.36 -13 42 20.5 r 170
2004-12-27 20:21:27 C 03 43 40.21 -13 42 06.6 r 170
2004-12-31 18:52:44 C 03 37 48.42 +01 50 34.4 c 104
2004-12-31 18:54:24 C 03 37 48.34 +01 50 51.3 c 104
2004-12-31 18:55:52 C 03 37 48.23 +01 51 04.7 c 104
2005-01-04 18:35:21 C 03 33 50.14 +15 32 57.3 o 151
2005-01-04 18:37:16 C 03 33 50.03 +15 33 11.8 o 151
2005-01-04 18:37:54 C 03 33 50.00 +15 33 16.1 o 151
2005-01-05 19:32:32 C 03 33 05.76 +18 38 53.6 r A30
2005-01-05 19:33:20 C 03 33 05.72 +18 38 59.4 r A30
2005-01-05 19:35:36 C 03 33 05.63 +18 39 15.6 r A30
2005-01-05 19:36:18 C 03 33 05.60 +18 39 20.7 r A30
2005-01-05 19:39:07 C 03 33 05.49 +18 39 41.1 r A30
2005-01-05 19:45:53 C 03 33 05.20 +18 40 29.9 r A30
2005-01-06 05:01:07 C 03 32 49.42 +19 46 31.5 18.2 c 704
2005-01-06 05:21:32 C 03 32 48.59 +19 48 53.8 18.2 c 704
2005-01-06 05:41:17 C 03 32 47.77 +19 51 11.5 18.5 c 704
2005-01-06 06:00:10 C 03 32 46.97 +19 53 23.0 18.8 c 704
2005-01-06 06:19:52 C 03 32 46.27 +19 55 40.0 19.5 c 704
2005-01-06 17:50:06 C 03 32 35.13 +21 14 38.3 18.2 r 130
2005-01-06 17:55:03 C 03 32 34.96 +21 15 11.9 18.4 r 130
2005-01-06 17:59:53 C 03 32 34.79 +21 15 44.7 18.3 r 130
2005-01-06 18:06:12 C 03 32 34.54 +21 16 27.6 18.4 r 130
Radar Observations (7)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2003-06-28 10:20:00 439594.875 2 Hz 8560 -14 -14
2003-06-28 11:00:00 35820178.3 10 us 8560 -14 -14
2003-06-28 11:20:00 35758682.2 1 us 8560 -14 -14
2003-06-29 18:00:00 360967.515 1 Hz 8560 -14 -14
2003-07-04 18:10:00 -298290.238 2 Hz 8560 -14 -14
2003-07-04 18:50:00 29129907.1 10 us 8560 -14 -14
2003-07-04 22:40:00 29650252.875 1 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)