Minor Planet Radar Database
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(2007 RU17)
Classification: APO [NEO, PHA]
H:18.1 mag, G:0.15

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History of Radar Detections
Year Month Transmitter Receiver Frequency Obs
2010 Oct Arecibo Arecibo 2380 [A]

Radar-Based Physical Properties
                 [edit]
name symbol value units uncertainty reference notes
morphology
number of components N
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 km
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
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
reflectivity
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 2020-05-31 00:00 TT from MPO428269 (heliocentric ecliptic J2000)
Element Value Units
e 0.8279393
a 2.039822 AU
i 9.08094 deg
om 17.39844 deg
w 129.88709 deg
ma 89.62528 deg
n 0.33831065 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
2010-10-29 12:00:00 0.10082 100.6 42.3
2013-10-04 19:21:00 0.42937 428.5 0.3
2028-07-04 17:57:00 0.43834 437.5 0.2

Link to complete Close-Approach Data on SBDB at JPL