Minor Planet Radar Database
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(2001 XX4)
Classification: APO [NEO]
H:22.1 mag, G:0.15

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History of Radar Detections
Year Month Transmitter Receiver Frequency Obs
2001 Dec Arecibo Arecibo 2380 [A]

Radar-Based Physical Properties

Orbital Elements at Epoch 2019-04-27 00:00 TT from MPO 74111 (heliocentric ecliptic J2000)
Element Value Units
e 0.5567748
a 1.0065637 AU
i 0.84827 deg
om 127.06027 deg
w 186.84116 deg
ma 133.92137 deg
n 0.97598282 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
2009-12-25 21:18:00 0.44674 445.9 0.0

Link to complete Close-Approach Data on SBDB at JPL