Asteroid Radar Database
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509935 (2009 QL8)
Classification: APO [NEO, PHA]
H:19.4 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
2017 Dec Arecibo Arecibo 2380 [A]

Radar-Based Physical Properties

Orbital Elements at Epoch 2021-07-05 00:00 TT from MPO477374 (heliocentric ecliptic J2000)
Element Value Units
e 0.5406534
a 1.9308518 AU
i 4.24025 deg
om 84.48302 deg
w 339.64519 deg
ma 121.87522 deg
n 0.36735053 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
2017-12-13 10:02:00 0.08818 88.0 27.8
2026-01-25 22:34:00 0.20401 203.6 1.5

Link to complete Close-Approach Data on SBDB at JPL