Asteroid Radar Database
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(2004 AD)
Classification: APO [NEO]
H:24.4 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
2004 Jan Arecibo Arecibo 2380 [A]

Radar-Based Physical Properties
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Orbital Elements at Epoch 2021-07-05 00:00 TT from MPO 58114 (heliocentric ecliptic J2000)
Element Value Units
e 0.2624657
a 1.2580244 AU
i 7.30059 deg
om 110.50191 deg
w 302.52044 deg
ma 171.83111 deg
n 0.69850657 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
2013-08-21 20:28:00 0.46049 459.6 0.0
2020-09-10 21:13:00 0.13383 133.6 0.2
2021-02-12 05:04:00 0.32850 327.8 0.0
2027-08-07 14:10:00 0.30273 302.1 0.0
2028-01-06 10:05:00 0.04690 46.8 8.2

Link to complete Close-Approach Data on SBDB at JPL