Asteroid Radar Database
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660096 (1998 SL36)
Classification: APO [NEO, PHA]
H:20.23 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
2017 Mar Goldstone Goldstone 8560 [G]

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 MPO801605 (heliocentric ecliptic J2000)
Element Value Units
e 0.4181327
a 1.3907958 AU
i 19.05517 deg
om 353.07273 deg
w 116.81162 deg
ma 133.66589 deg
n 0.60090943 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
2017-03-16 13:30:00 0.02143 21.4 2016.5
2021-10-16 05:58:00 0.26238 261.9 0.4
2026-10-07 04:47:00 0.39837 397.6 0.1
2035-04-01 07:13:00 0.26154 261.0 0.4

Link to complete Close-Approach Data on SBDB at JPL