Asteroid Radar Database
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(2015 DP155)
Classification: AMO [NEO, PHA]
H:21.62 mag, G:0.15

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History of Radar Detections
Year Month Transmitter Receiver Frequency Obs
2018 Jun Goldstone Goldstone 8560 [G]
2018 Jun 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 E2024-EG2 (heliocentric ecliptic J2000)
Element Value Units
e 0.2243744
a 1.3169741 AU
i 5.43915 deg
om 89.09293 deg
w 152.28194 deg
ma 315.1558 deg
n 0.6521361 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
2015-04-30 12:47:00 0.11550 115.3 2.1
2018-06-11 05:53:00 0.02303 23.0 542.3
2021-06-29 18:07:00 0.10336 103.2 3.1
2024-02-27 12:08:00 0.32784 327.2 0.1
2024-07-10 13:46:00 0.24093 240.5 0.2
2027-02-08 15:50:00 0.40104 400.2 0.0
2027-07-20 02:56:00 0.38974 389.0 0.0
2030-01-25 16:32:00 0.46101 460.1 0.0

Link to complete Close-Approach Data on SBDB at JPL