Minor Planet Radar Database
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(2011 SQ12)
Classification: AMO [NEO]
H:20.9 mag, G:0.15

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History of Radar Detections
Year Month Transmitter Receiver Frequency Obs
2011 Oct Arecibo Arecibo 2380 [A]

Radar-Based Physical Properties

Orbital Elements at Epoch 2019-04-27 00:00 TT from MPO466362 (heliocentric ecliptic J2000)
Element Value Units
e 0.3963017
a 1.7269807 AU
i 13.68622 deg
om 8.74918 deg
w 40.08444 deg
ma 102.99234 deg
n 0.43428302 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
2011-10-14 09:10:00 0.09707 96.9 7.2

Link to complete Close-Approach Data on SBDB at JPL