Asteroid Radar Database
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(2012 WH1)
Classification: ATE [NEO]
H:24.21 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
2012 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 0.3366109
a 0.8172227 AU
i 4.61639 deg
om 63.95997 deg
w 147.3134 deg
ma 4.11592 deg
n 1.33411563 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
2015-06-03 10:52:00 0.43341 432.5 0.0
2015-11-29 15:53:00 0.22772 227.3 0.0
2018-05-06 03:58:00 0.46195 461.0 0.0
2018-11-19 15:06:00 0.48114 480.2 0.0
2020-09-27 20:20:00 0.40360 402.8 0.0
2021-04-08 11:01:00 0.45753 456.6 0.0
2023-09-20 06:26:00 0.15657 156.3 0.1
2024-03-09 04:44:00 0.41572 414.9 0.0
2026-10-13 04:16:00 0.10259 102.4 0.6
2027-01-23 06:04:00 0.30408 303.5 0.0
2029-06-30 08:03:00 0.37808 377.3 0.0
2029-12-02 03:24:00 0.02453 24.5 85.6
2032-05-21 11:09:00 0.45258 451.7 0.0
2032-11-24 11:31:00 0.35439 353.7 0.0

Link to complete Close-Approach Data on SBDB at JPL