Minor Planet Radar Database
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12538 (1998 OH)
Classification: APO [NEO, PHA]
H:15.9 mag, G:0.15

  MPC page for this object   |  JPL SBDB page for this object   |  NEODyS-2 page for this object   |  ESA SSA page for this object  

History of Radar Detections
Year Month Transmitter Receiver Frequency Obs
2019 May Arecibo Arecibo 2380 [A]

Radar-Based Physical Properties

Orbital Elements at Epoch 2019-04-27 00:00 TT from MPO473936 (heliocentric ecliptic J2000)
Element Value Units
e 0.4059425
a 1.5416153 AU
i 24.52818 deg
om 220.74661 deg
w 321.72881 deg
ma 7.27161 deg
n 0.51492033 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
2019-05-16 09:49:00 0.18683 186.5 11.3
2021-03-28 03:07:00 0.32519 324.5 1.6

Link to complete Close-Approach Data on SBDB at JPL