Minor Planet Radar Database
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(2005 WA1)
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
2005 Dec Arecibo Arecibo 2380 [A]

Radar-Based Physical Properties
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Orbital Elements at Epoch 2020-05-31 00:00 TT from MPO503769 (heliocentric ecliptic J2000)
Element Value Units
e 0.5851033
a 2.0073756 AU
i 10.93416 deg
om 247.25341 deg
w 241.64038 deg
ma 20.21985 deg
n 0.34654617 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
2023-03-03 22:15:00 0.20799 207.6 0.3

Link to complete Close-Approach Data on SBDB at JPL