Asteroid Radar Database
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(2020 XX3)
Classification: APO [NEO]
H:28.48 mag, G:0.15

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History of Radar Detections
Year Month Transmitter Receiver Frequency Obs
2020 Dec Canberra DSS-35 Australian Telescope Compact Array 7159 [DSS35>ATCA]
2021 Jan Canberra DSS-43 Australian Telescope Compact Array 7159 [DSS43>ATCA]

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 2024-03-31 00:00 TT from MPO605981 (heliocentric ecliptic J2000)
Element Value Units
e 0.295252
a 1.3726492 AU
i 0.70047 deg
om 87.27993 deg
w 21.13423 deg
ma 3.15318 deg
n 0.61286489 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
2016-09-10 15:10:00 0.38795 387.2 0.0
2017-04-22 08:36:00 0.40662 405.8 0.0
2020-12-18 06:41:00 0.00038 0.4 0.0
2028-10-29 06:10:00 0.30929 308.7 0.0
2029-02-25 17:55:00 0.14759 147.3 0.0

Link to complete Close-Approach Data on SBDB at JPL