Minor Planet Radar Database
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310842 (2003 AK18)
Classification: ATE [NEO]
H:19.7 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
2011 Dec Arecibo Arecibo 2380 [A]
2011 Dec Goldstone Goldstone 8560 [G]

Radar-Based Physical Properties
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Orbital Elements at Epoch 2019-04-27 00:00 TT from MPO446472 (heliocentric ecliptic J2000)
Element Value Units
e 0.3840883
a 0.876749 AU
i 7.40271 deg
om 301.63266 deg
w 23.81348 deg
ma 64.04601 deg
n 1.20058013 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
2011-12-28 17:30:00 0.05703 56.9 118.2
2012-08-03 07:17:00 0.46979 468.9 0.1
2013-03-29 04:06:00 0.25315 252.6 0.7
2016-10-10 04:40:00 0.40681 406.0 0.1
2017-02-15 09:53:00 0.23317 232.7 0.9
2017-06-11 19:02:00 0.38044 379.7 0.2
2020-12-30 21:11:00 0.18433 184.0 2.0
2021-08-21 13:16:00 0.47328 472.3 0.1
2022-04-03 09:59:00 0.13183 131.6 6.5
2026-01-22 11:29:00 0.19731 196.9 1.6
2026-07-06 16:08:00 0.43534 434.5 0.1
2027-03-19 19:16:00 0.48874 487.8 0.1

Link to complete Close-Approach Data on SBDB at JPL