Minor Planet Radar Database
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136849 (1998 CS1)
Classification: APO [NEO, PHA]
H:17.6 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
2009 Jan Goldstone Goldstone 8560 [G]
2009 Jan Arecibo Arecibo 2380 [A]

Radar-Based Physical Properties
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Orbital Elements at Epoch 2019-04-27 00:00 TT from MPO453850 (heliocentric ecliptic J2000)
Element Value Units
e 0.5782688
a 1.4915296 AU
i 7.78974 deg
om 110.78316 deg
w 97.67459 deg
ma 202.52143 deg
n 0.54107351 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
2016-08-10 03:51:00 0.35863 357.9 0.6
2018-04-16 07:52:00 0.38970 388.9 0.4
2019-12-28 09:14:00 0.46773 466.8 0.2
2027-07-19 00:03:00 0.07656 76.4 128.4
2029-02-03 17:30:00 0.20621 205.8 4.1

Link to complete Close-Approach Data on SBDB at JPL