Minor Planet Radar Database
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(2013 HG20)
Classification: APO [NEO]
H:21 mag, G:0.15

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History of Radar Detections
Year Month Transmitter Receiver Frequency Obs
2013 Sep Arecibo Arecibo 2380 [A]

Radar-Based Physical Properties

Orbital Elements at Epoch 2019-04-27 00:00 TT from MPO307069 (heliocentric ecliptic J2000)
Element Value Units
e 0.5746661
a 2.1695213 AU
i 4.17422 deg
om 203.81097 deg
w 88.98951 deg
ma 288.18652 deg
n 0.30843113 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
2013-08-21 17:05:00 0.06919 69.1 21.7
2029-07-21 00:46:00 0.11658 116.3 3.6

Link to complete Close-Approach Data on SBDB at JPL