Asteroid 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 2021-07-05 00:00 TT from MPO438013 (heliocentric ecliptic J2000)
Element Value Units
e 0.1357572
a 1.1645463 AU
i 4.93813 deg
om 212.74893 deg
w 37.38798 deg
ma 310.0017 deg
n 0.78427605 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
2015-05-01 11:03:00 0.01832 18.3 2.2
2020-06-21 12:03:00 0.08607 85.9 0.0
2025-02-16 20:36:00 0.24495 244.5 0.0
2025-07-25 15:03:00 0.21019 209.8 0.0
2030-01-17 07:46:00 0.30682 306.2 0.0
2030-08-05 19:25:00 0.38476 384.0 0.0

Link to complete Close-Approach Data on SBDB at JPL