Minor Planet Radar Database
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(2011 SE97)
Classification: APO [NEO]
H:24.7 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
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Orbital Elements at Epoch 2019-04-27 00:00 TT from MPO347251 (heliocentric ecliptic J2000)
Element Value Units
e 0.6662551
a 2.5227366 AU
i 2.38322 deg
om 188.75589 deg
w 243.17907 deg
ma 307.79989 deg
n 0.24597797 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
2011-10-12 03:43:00 0.02031 20.3 7.5
2015-10-18 13:44:00 0.03070 30.6 1.9
2019-10-31 07:40:00 0.09790 97.7 0.0
2023-11-06 20:17:00 0.11778 117.5 0.0
2027-11-21 13:28:00 0.14103 140.7 0.0

Link to complete Close-Approach Data on SBDB at JPL