Asteroid Radar Database
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(2012 MS4)
Classification: APO [NEO, PHA]
H:18.68 mag, G:0.15

  MPC page for this object   |  JPL SBDB page for this object   |  NEODyS-2 page for this object   |  ESA SSA page for this object  

History of Radar Detections
Year Month Transmitter Receiver Frequency Obs
2018 Dec Arecibo Arecibo 2380 [A]

Radar-Based Physical Properties
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Orbital Elements at Epoch 2025-05-05 00:00 TT from MPO893311 (heliocentric ecliptic J2000)
Element Value Units
e 0.720945
a 2.2640277 AU
i 67.68188 deg
om 265.86094 deg
w 257.53988 deg
ma 300.93796 deg
n 0.28932201 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
2018-12-20 21:57:00 0.08188 81.7 58.7
2029-06-17 12:22:00 0.21534 214.9 2.0

Link to complete Close-Approach Data on SBDB at JPL