Asteroid Radar Database
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(2014 SM143)
Classification: APO [NEO, PHA]
H:20.3 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
2014 Oct Goldstone Goldstone 8560 [G]
2014 Oct Arecibo Arecibo 2380 [A]

Radar-Based Physical Properties
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Orbital Elements at Epoch 2021-07-05 00:00 TT from MPO545938 (heliocentric ecliptic J2000)
Element Value Units
e 0.4227339
a 1.2056264 AU
i 24.21342 deg
om 28.81784 deg
w 89.63963 deg
ma 340.34403 deg
n 0.74453471 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
2014-10-20 18:34:00 0.02883 28.8 603.1
2018-10-13 00:28:00 0.19925 198.9 0.8
2022-10-05 00:14:00 0.37209 371.3 0.1
2028-05-06 22:46:00 0.37444 373.7 0.1

Link to complete Close-Approach Data on SBDB at JPL