Asteroid Radar Database
  Return to list of asteroid radar detections  

141432 (2002 CQ11)
Classification: ATE [NEO, PHA]
H:20.06 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
2003 Jan Arecibo Arecibo 2380 [A]

Radar-Based Physical Properties
name symbol value units uncertainty reference notes
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 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 0.12 0.02 2008Icar..198..294B Date: 2003T

Orbital Elements at Epoch 2024-03-31 00:00 TT from MPO694158 (heliocentric ecliptic J2000)
Element Value Units
e 0.4275638
a 0.9762475 AU
i 2.46722 deg
om 81.33728 deg
w 272.65088 deg
ma 37.32823 deg
n 1.02179588 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
2030-01-30 13:02:00 0.49818 497.2 0.0
2031-01-21 09:20:00 0.28385 283.3 0.1
2032-01-13 00:51:00 0.06573 65.6 23.3
2033-01-11 06:05:00 0.15618 155.9 1.2
2033-11-13 05:10:00 0.34891 348.2 0.1
2034-02-06 21:44:00 0.31190 311.3 0.1

Link to complete Close-Approach Data on SBDB at JPL