Asteroid Radar Database
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185851 (2000 DP107)
Classification: APO [NEO, PHA]
H:18.32 mag, G:0.15
Wavefront file Reference: 2015AJ....150...54N

  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
2000 Sep Goldstone Goldstone 8560 [G]
2000 Sep Arecibo Arecibo 2380 [A]
2008 Sep Goldstone Goldstone 8560 [G]
2008 Sep Arecibo Arecibo 2380 [A]
2016 Aug Arecibo Arecibo 2380 [A]

Radar-Based Physical Properties
name symbol value units uncertainty reference notes
number of components N 2 - binary 2002Sci...296.1445M
morphological type multiple
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 0.802 km
extent along principal axis x Ex 0.939 km
extent along principal axis y Ey 0.889 km
extent along principal axis z Ez 0.829 km
DEEVE extent along x Dx 0.838 km
DEEVE extent along y Dy 0.808 km
DEEVE extent along z Dz 0.762 km
surface area A 2.143 km2
volume V 0.271 km3
spin period Pspin h 2002Sci...296.1445M Light curve observations indicate Pspin=(2.775+/-0.00024) h
spin rate ω deg/day
YORP acceleration ω̇ deg/day2
spin axis ecliptic longitude λ deg
spin axis ecliptic latitude β deg
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 0.25 0.02 2008Icar..198..294B Date: 2000T

Orbital Elements at Epoch 2024-03-31 00:00 TT from E2024-MC1 (heliocentric ecliptic J2000)
Element Value Units
e 0.3765114
a 1.3651116 AU
i 8.67145 deg
om 358.66532 deg
w 289.77324 deg
ma 298.621 deg
n 0.61794788 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
2016-04-02 04:26:00 0.43301 432.1 0.2
2016-08-12 22:12:00 0.17100 170.7 6.0
2024-07-04 04:45:00 0.21374 213.3 2.7
2032-05-12 16:59:00 0.16117 160.8 7.3
2032-10-21 00:02:00 0.49752 496.5 0.1

Link to complete Close-Approach Data on SBDB at JPL