Minor Planet Radar Database
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(2017 BM31)
Classification: APO [NEO]
H:20.7 mag, G:0.15

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History of Radar Detections
Year Month Transmitter Receiver Frequency Obs
2017 Jul Arecibo Arecibo 2380 [A]

Radar-Based Physical Properties
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Orbital Elements at Epoch 2019-04-27 00:00 TT from MPO435133 (heliocentric ecliptic J2000)
Element Value Units
e 0.4926528
a 1.7829454 AU
i 6.60521 deg
om 132.72893 deg
w 95.95916 deg
ma 290.66012 deg
n 0.41399681 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
2010-02-24 11:00:00 0.40507 404.3 0.1
2017-07-05 16:47:00 0.07179 71.6 34.1
2029-03-10 15:14:00 0.15400 153.7 2.4

Link to complete Close-Approach Data on SBDB at JPL