Asteroid Radar Database
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(2002 TZ66)
Classification: ATE [NEO]
H:25.9 mag, G:0.15

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History of Radar Detections
Year Month Transmitter Receiver Frequency Obs
2002 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 2022-01-21 00:00 TT from MPO 38456 (heliocentric ecliptic J2000)
Element Value Units
e 0.120729
a 0.9296981 AU
i 8.47725 deg
om 12.91989 deg
w 223.26794 deg
ma 311.6383 deg
n 1.09948964 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
2019-10-07 05:46:00 0.23087 230.4 0.0
2020-05-23 01:05:00 0.22075 220.3 0.0
2021-01-18 14:27:00 0.24156 241.1 0.0
2028-10-04 12:04:00 0.01451 14.5 81.0
2029-04-09 19:58:00 0.16579 165.5 0.0
2030-01-11 10:13:00 0.40456 403.8 0.0

Link to complete Close-Approach Data on SBDB at JPL