Minor Planet Radar Database
  Return to list of asteroid radar detections  

(2015 RH2)
Classification: APO [NEO, PHA]
H:21.9 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 Nov Arecibo Arecibo 2380 [A]

Radar-Based Physical Properties
                 [edit]

Orbital Elements at Epoch 2019-04-27 00:00 TT from E2019-R25 (heliocentric ecliptic J2000)
Element Value Units
e 0.2665971
a 1.2177629 AU
i 5.35051 deg
om 332.48546 deg
w 115.3457 deg
ma 182.32415 deg
n 0.73343221 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
2011-10-08 09:34:00 0.14595 145.7 0.9
2012-04-19 09:35:00 0.39335 392.6 0.0
2015-10-31 07:50:00 0.10037 100.2 3.2
2016-03-22 01:26:00 0.28671 286.1 0.1
2019-09-13 16:37:00 0.27038 269.8 0.1
2020-01-29 19:54:00 0.07629 76.1 8.4
2023-08-20 17:02:00 0.36848 367.8 0.0
2024-02-23 22:44:00 0.09825 98.1 3.5
2027-08-02 08:10:00 0.44496 444.1 0.0
2028-03-06 13:31:00 0.30276 302.2 0.1

Link to complete Close-Approach Data on SBDB at JPL