Minor Planet Radar Database
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(2012 HM8)
Classification: AMO [NEO]
H:24 mag, G:0.15

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History of Radar Detections
Year Month Transmitter Receiver Frequency Obs
2012 Apr Arecibo Arecibo 2380 [A]

Radar-Based Physical Properties

Orbital Elements at Epoch 2019-04-27 00:00 TT from MPO235400 (heliocentric ecliptic J2000)
Element Value Units
e 0.6403871
a 2.8697701 AU
i 3.16598 deg
om 62.19256 deg
w 179.14867 deg
ma 154.31438 deg
n 0.20273719 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
2012-05-09 11:23:00 0.03629 36.2 26.1

Link to complete Close-Approach Data on SBDB at JPL