Asteroid Radar Database
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363344 (2002 QC7)
Classification: APO [NEO, PHA]
H:19.96 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
2012 Feb 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 2026-06-09 00:00 TT from E2026-S10 (heliocentric ecliptic J2000)
Element Value Units
e 0.1959971
a 1.1692134 AU
i 26.80618 deg
om 336.00859 deg
w 184.47217 deg
ma 102.28043 deg
n 0.77958483 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
2017-03-25 17:23:00 0.39903 398.2 0.1
2021-09-05 07:22:00 0.40137 400.6 0.1
2026-08-20 23:10:00 0.38723 386.5 0.1
2031-02-13 06:12:00 0.17770 177.3 1.6
2031-08-04 11:07:00 0.42831 427.5 0.1
2036-03-08 12:14:00 0.18014 179.8 1.6

Link to complete Close-Approach Data on SBDB at JPL