Asteroid Radar Database
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(2020 BX12)
Classification: APO [NEO, PHA]
H:20.63 mag, G:0.15

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History of Radar Detections
Year Month Transmitter Receiver Frequency Obs
2020 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 2025-05-05 00:00 TT from E2025-GC2 (heliocentric ecliptic J2000)
Element Value Units
e 0.5272944
a 1.6003275 AU
i 40.05567 deg
om 132.84659 deg
w 70.49742 deg
ma 190.7916 deg
n 0.48684506 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
2016-01-22 09:40:00 0.24851 248.0 0.3
2018-01-28 04:51:00 0.10779 107.6 5.0
2020-02-03 18:56:00 0.02915 29.1 455.4
2022-02-09 23:31:00 0.17934 179.0 0.8
2024-02-17 14:25:00 0.33636 335.7 0.1
2026-02-24 16:11:00 0.48886 487.9 0.0
2026-07-21 07:21:00 0.46833 467.4 0.0
2028-07-20 11:01:00 0.36605 365.3 0.1
2030-07-22 02:40:00 0.28797 287.4 0.2
2032-07-24 04:15:00 0.26603 265.5 0.2
2034-07-28 07:46:00 0.31251 311.9 0.1

Link to complete Close-Approach Data on SBDB at JPL