Asteroid Radar Database
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297418 (2000 SP43)
Classification: ATE [NEO, PHA]
H:18.52 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
2011 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 2024-03-31 00:00 TT from MPO779135 (heliocentric ecliptic J2000)
Element Value Units
e 0.4668927
a 0.8115043 AU
i 10.34319 deg
om 350.54047 deg
w 224.45532 deg
ma 160.87969 deg
n 1.34824188 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
2014-11-26 16:06:00 0.21581 215.4 1.3
2016-10-05 08:12:00 0.49989 498.9 0.1
2017-11-30 08:46:00 0.34694 346.2 0.2
2019-09-20 08:56:00 0.06833 68.2 70.6
2022-10-23 20:41:00 0.23769 237.2 0.9
2023-02-09 01:32:00 0.42203 421.2 0.1
2025-12-08 12:33:00 0.18646 186.1 2.2
2027-09-27 21:22:00 0.30215 301.5 0.4
2030-09-24 03:22:00 0.12050 120.3 9.9
2033-11-22 10:54:00 0.22405 223.6 1.1

Link to complete Close-Approach Data on SBDB at JPL