Minor Planet Radar Database
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(2013 QR1)
Classification: APO [NEO, PHA]
H:21.6 mag, G:0.15

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History of Radar Detections
Year Month Transmitter Receiver Frequency Obs
2013 Aug Arecibo Arecibo 2380 [A]
2013 Aug Goldstone Goldstone 8560 [G]

Radar-Based Physical Properties
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Orbital Elements at Epoch 2019-04-27 00:00 TT from MPO473282 (heliocentric ecliptic J2000)
Element Value Units
e 0.737094
a 1.9502093 AU
i 45.63163 deg
om 151.57908 deg
w 279.36201 deg
ma 11.88873 deg
n 0.3618947 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
2011-03-02 02:03:00 0.15975 159.4 0.1
2013-08-25 19:31:00 0.02113 21.1 127.7

Link to complete Close-Approach Data on SBDB at JPL