Minor Planet Radar Database
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171576 (1999 VP11)
Classification: APO [NEO, PHA]
H:18.6 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 Oct Goldstone Goldstone 8560 [G]

Radar-Based Physical Properties
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Orbital Elements at Epoch 2019-04-27 00:00 TT from MPO469836 (heliocentric ecliptic J2000)
Element Value Units
e 0.5835693
a 1.085663 AU
i 17.27974 deg
om 208.11297 deg
w 61.70719 deg
ma 168.85014 deg
n 0.87128763 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
2014-02-20 20:44:00 0.27058 270.0 0.8
2017-10-22 11:02:00 0.01483 14.8 17208.7
2023-03-09 22:12:00 0.25933 258.8 0.9
2025-08-27 21:29:00 0.48015 479.2 0.1
2025-10-28 03:20:00 0.44856 447.7 0.1
2026-11-04 00:24:00 0.31645 315.8 0.5

Link to complete Close-Approach Data on SBDB at JPL