Asteroid Radar Database
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204131 (2003 YL)
Classification: APO [NEO]
H:19.93 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 2024-03-31 00:00 TT from E2024-E23 (heliocentric ecliptic J2000)
Element Value Units
e 0.632348
a 1.1464859 AU
i 5.65464 deg
om 291.92195 deg
w 29.46618 deg
ma 246.74597 deg
n 0.80288068 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
2014-12-14 07:35:00 0.06930 69.2 44.8
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 0.15138 151.1 3.0
2025-12-26 07:49:00 0.34203 341.4 0.2
2030-12-07 03:38:00 0.20868 208.3 1.0

Link to complete Close-Approach Data on SBDB at JPL