Asteroid Radar Database
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470975 (2009 SC15)
Classification: AMO [NEO]
H:21.43 mag, G:0.15

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History of Radar Detections
Year Month Transmitter Receiver Frequency Obs
2013 Mar 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 2025-11-21 00:00 TT from E2024-V16 (heliocentric ecliptic J2000)
Element Value Units
e 0.1790714
a 1.2648885 AU
i 6.84139 deg
om 178.57065 deg
w 333.97785 deg
ma 340.8997 deg
n 0.69282841 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
2016-07-27 13:48:00 0.46335 462.4 0.0
2019-10-06 20:35:00 0.43278 431.9 0.0
2023-03-09 00:52:00 0.16099 160.7 1.4
2026-08-14 14:36:00 0.48162 480.7 0.0
2029-10-27 20:22:00 0.37622 375.5 0.1
2033-06-06 11:12:00 0.34191 341.2 0.1

Link to complete Close-Approach Data on SBDB at JPL