Minor Planet Radar Database
  Return to list of asteroid radar detections  

(2015 HS11)
Classification: AMO [NEO]
H:27.1 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
2015 Apr Arecibo Arecibo 2380 [A]

Radar-Based Physical Properties
                 [edit]

Orbital Elements at Epoch 2019-04-27 00:00 TT from MPO438013 (heliocentric ecliptic J2000)
Element Value Units
e 0.1350197
a 1.1631418 AU
i 4.94463 deg
om 213.02609 deg
w 37.0641 deg
ma 42.01698 deg
n 0.78569699 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
2010-04-14 05:52:00 0.20673 206.3 0.0
2010-09-26 10:07:00 0.23880 238.3 0.0
2015-05-01 11:03:00 0.01832 18.3 31.9
2020-06-21 12:15:00 0.08608 85.9 0.2
2025-02-16 20:30:00 0.24496 244.5 0.0
2025-07-25 15:06:00 0.21021 209.8 0.0

Link to complete Close-Approach Data on SBDB at JPL