Asteroid Radar Database
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310560 (2001 QL142)
Classification: APO [NEO, PHA]
H:17.7 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 Sep Goldstone Goldstone 8560 [G]

Radar-Based Physical Properties
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Orbital Elements at Epoch 2021-07-05 00:00 TT from MPO528045 (heliocentric ecliptic J2000)
Element Value Units
e 0.4989802
a 1.0493922 AU
i 26.60654 deg
om 165.57689 deg
w 72.122 deg
ma 247.30144 deg
n 0.916848 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
2012-01-19 22:22:00 0.44027 439.4 0.1
2013-02-16 22:35:00 0.23339 232.9 1.4
2014-04-06 02:48:00 0.46312 462.2 0.1
2016-09-05 03:02:00 0.41555 414.7 0.2
2017-09-14 04:11:00 0.05834 58.2 170.5
2018-10-03 22:13:00 0.47205 471.1 0.1
2027-02-06 07:37:00 0.24487 244.4 1.2
2028-03-18 20:58:00 0.38149 380.7 0.2
2031-09-08 23:06:00 0.12047 120.2 13.8

Link to complete Close-Approach Data on SBDB at JPL