Minor Planet Radar Database
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136617 (1994 CC)
Classification: APO [NEO, PHA]
H:17.7 mag, G:0.15

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History of Radar Detections
Year Month Transmitter Receiver Frequency Obs
2009 Jun Goldstone Goldstone 8560 [G]
2009 Jun Arecibo Arecibo 2380 [A]

Radar-Based Physical Properties
name symbol value units uncertainty reference notes
number of components N 3 - triple
morphological type
spectrum-based or image-based dimensions
maximum range extent Rmax km
minimum range extent Rmin km
maximum Doppler bandwidth Bmax Hz
minimum Doppler bandwidth Bmin Hz
effective diameter Deff 630 km 2011AJ....141..154F find uncertainty

quality code for size Q
shape-based dimensions
equivalent diameter Dequ km
extent along principal axis x Ex km
extent along principal axis y Ey km
extent along principal axis z Ez km
DEEVE extent along x Dx km
DEEVE extent along y Dy km
DEEVE extent along z Dz km
surface area A km2
volume V km3
spin period Pspin h
spin rate ω deg/day
YORP acceleration ω̇ deg/day2
spin axis ecliptic longitude λ deg
spin axis ecliptic latitude β deg
radar cross-section OC σOC km2
radar cross-section SC σSC km2
radar cross-section σT km2
projected area Aproj km2
radar albedo OC σ̂OC
radar albedo SC σ̂SC
radar albedo σ̂T
circular polarization ratio μC

Orbital Elements at Epoch 2019-04-27 00:00 TT from MPO417722 (heliocentric ecliptic J2000)
Element Value Units
e 0.41702
a 1.6376688 AU
i 4.68135 deg
om 268.54773 deg
w 24.85337 deg
ma 243.19107 deg
n 0.47028916 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
2011-09-19 19:20:00 0.33584 335.2 0.7

Link to complete Close-Approach Data on SBDB at JPL