Asteroid Radar Database
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(2014 UR)
Classification: ATE [NEO]
H:26.6 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
2014 Oct Arecibo Arecibo 2380 [A]
2015 Oct Goldstone Goldstone 8560 [G]
2015 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 MPO369235 (heliocentric ecliptic J2000)
Element Value Units
e 0.0155704
a 0.9908777 AU
i 8.27481 deg
om 23.45205 deg
w 196.47751 deg
ma 354.11237 deg
n 0.99924957 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
2014-05-02 21:42:00 0.14153 141.2 0.0
2014-10-18 11:49:00 0.00746 7.4 167.5
2015-04-25 14:35:00 0.10938 109.2 0.0
2015-10-18 09:03:00 0.00980 9.8 78.7
2016-04-23 03:30:00 0.07907 78.9 0.1
2016-10-18 03:49:00 0.03074 30.7 1.9
2017-04-19 05:34:00 0.04817 48.1 0.4
2017-10-20 16:01:00 0.06357 63.4 0.2
2018-04-14 06:41:00 0.02375 23.7 4.5
2018-10-23 14:49:00 0.09050 90.3 0.1
2019-04-09 11:25:00 0.03329 33.2 1.4
2019-10-26 02:57:00 0.13273 132.5 0.0
2020-04-01 01:11:00 0.08338 83.2 0.1
2020-10-30 03:39:00 0.19607 195.7 0.0
2021-03-24 00:27:00 0.15113 150.8 0.0
2021-11-12 20:39:00 0.26852 268.0 0.0
2022-03-16 09:06:00 0.22697 226.5 0.0
2023-03-09 11:41:00 0.30710 306.5 0.0
2024-03-02 11:36:00 0.38963 388.9 0.0
2025-02-25 10:48:00 0.47336 472.4 0.0

Link to complete Close-Approach Data on SBDB at JPL