Minor Planet Radar Database
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(2015 LR21)
Classification: APO [NEO]
H:26.6 mag, G:0.15

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History of Radar Detections
Year Month Transmitter Receiver Frequency Obs
2015 Jun Arecibo Arecibo 2380 [A]

Radar-Based Physical Properties

Orbital Elements at Epoch 2019-04-27 00:00 TT from MPO409536 (heliocentric ecliptic J2000)
Element Value Units
e 0.567958
a 1.9047666 AU
i 1.88716 deg
om 86.33376 deg
w 243.37019 deg
ma 151.26559 deg
n 0.37492242 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
2015-06-20 06:15:00 0.00654 6.5 933.5
2028-11-16 12:15:00 0.42690 426.0 0.0

Link to complete Close-Approach Data on SBDB at JPL