Minor Planet Radar Database
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85990 (1999 JV6)
Classification: APO [NEO, PHA]
H:20.2 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
2015 Jan Arecibo Arecibo 2380 [A]
2016 Jan Goldstone Goldstone 8560 [G]
2016 Jan Arecibo Arecibo 2380 [A]
2017 Jan Goldstone Goldstone 8560 [G]
2017 Jan Arecibo Arecibo 2380 [A]

Radar-Based Physical Properties
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Orbital Elements at Epoch 2019-04-27 00:00 TT from MPO468830 (heliocentric ecliptic J2000)
Element Value Units
e 0.3111065
a 1.0081275 AU
i 5.35912 deg
om 124.32041 deg
w 235.52563 deg
ma 165.257 deg
n 0.97371286 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
2010-02-24 18:20:00 0.30759 307.0 0.5
2010-10-23 23:46:00 0.29049 289.9 0.5
2011-02-16 00:55:00 0.28460 284.0 0.6
2011-11-07 00:48:00 0.26638 265.8 0.7
2012-02-06 08:33:00 0.25158 251.1 0.9
2012-11-24 23:45:00 0.22847 228.0 1.3
2013-01-24 21:42:00 0.20736 206.9 1.8
2014-01-11 16:20:00 0.14946 149.2 5.5
2015-01-05 11:16:00 0.08331 83.1 42.2
2016-01-06 01:09:00 0.03241 32.3 1089.7
2017-01-07 04:47:00 0.06906 68.9 80.8
2018-01-10 01:16:00 0.13875 138.5 7.2
2019-01-13 05:27:00 0.21300 212.6 1.6
2020-01-16 13:49:00 0.28833 287.8 0.6
2021-01-19 00:51:00 0.36393 363.2 0.2
2022-01-22 13:34:00 0.43899 438.1 0.1

Link to complete Close-Approach Data on SBDB at JPL