Minor Planet Radar Database
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204131 (2003 YL)
Classification: APO [NEO]
H:19.8 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
2014 Dec Arecibo Arecibo 2380 [A]

Radar-Based Physical Properties
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Orbital Elements at Epoch 2019-04-27 00:00 TT from MPO470181 (heliocentric ecliptic J2000)
Element Value Units
e 0.6324047
a 1.1464965 AU
i 5.65821 deg
om 291.96359 deg
w 29.40683 deg
ma 241.65302 deg
n 0.80286954 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
2012-03-25 16:21:00 0.40337 402.6 0.1
2014-12-14 07:35:00 0.06930 69.2 48.9
2018-04-10 05:55:00 0.42727 426.4 0.1
2018-05-29 21:07:00 0.43551 434.6 0.1
2019-10-13 10:31:00 0.47835 477.4 0.1
2019-12-21 05:47:00 0.47741 476.5 0.1
2023-04-07 19:00:00 0.15137 151.1 3.2
2025-12-26 07:49:00 0.34204 341.4 0.2

Link to complete Close-Approach Data on SBDB at JPL