Asteroid Radar Database
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480883 (2001 YE4)
Classification: ATE [NEO, PHA]
H:20.92 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
2002 Jan Arecibo Arecibo 2380 [A]
2012 Jan Arecibo Arecibo 2380 [A]
2016 Dec Arecibo Arecibo 2380 [A]

Radar-Based Physical Properties
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Orbital Elements at Epoch 2024-03-31 00:00 TT from E2023-R01 (heliocentric ecliptic J2000)
Element Value Units
e 0.5404084
a 0.6768781 AU
i 4.85251 deg
om 305.32847 deg
w 318.97819 deg
ma 211.25796 deg
n 1.76985787 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
2015-12-27 11:29:00 0.44687 446.0 0.0
2016-12-16 19:11:00 0.08126 81.1 13.2
2017-12-06 15:09:00 0.45968 458.8 0.0
2020-12-29 08:08:00 0.38460 383.8 0.1
2021-12-08 04:23:00 0.07943 79.3 14.2
2026-01-01 02:17:00 0.32042 319.8 0.1
2026-12-01 04:49:00 0.07148 71.3 20.5
2031-01-03 13:58:00 0.25804 257.5 0.2
2031-11-27 17:26:00 0.08034 80.2 13.7

Link to complete Close-Approach Data on SBDB at JPL