Asteroid Radar Database
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(2012 HL)
Classification: AMO [NEO]
H:22.58 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
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Orbital Elements at Epoch 2024-03-31 00:00 TT from MPO703546 (heliocentric ecliptic J2000)
Element Value Units
e 0.5205614
a 2.0935623 AU
i 9.2736 deg
om 210.17892 deg
w 40.62201 deg
ma 327.44013 deg
n 0.3253683 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
2015-06-16 03:51:00 0.14339 143.1 0.6
2018-07-16 04:21:00 0.24396 243.5 0.1
2021-07-30 13:37:00 0.40491 404.1 0.0

Link to complete Close-Approach Data on SBDB at JPL