Minor Planet Radar Database
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(2003 MS2)
Classification: APO [NEO, PHA]
H:21.3 mag, G:0.15

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History of Radar Detections
Year Month Transmitter Receiver Frequency Obs
2003 Jun Goldstone Goldstone 8560 [G]

Radar-Based Physical Properties
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Orbital Elements at Epoch 2019-04-27 00:00 TT from MPO473079 (heliocentric ecliptic J2000)
Element Value Units
e 0.1262884
a 1.041764 AU
i 20.02679 deg
om 100.86864 deg
w 254.62925 deg
ma 253.74144 deg
n 0.92693666 deg/d

Link to complete orbital information at Minor Planet Center

Earth Close-Approach Data (+/- 10 years)
date nominal distance RTT SNR/run at Arecibo
2019-06-15 15:28:00 0.30982 309.2 0.1
2020-07-05 19:00:00 0.07853 78.4 16.2
2021-01-08 01:05:00 0.24033 239.9 0.3
2021-12-27 18:18:00 0.15308 152.8 1.6

Link to complete Close-Approach Data on SBDB at JPL