Asteroid Radar Database
  Return to list of asteroid radar detections  

2062 Aten (1976 AA)
Classification: ATE [NEO]
H:17.11 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
1995 Jan Goldstone Goldstone 8560 [G]
2012 Jul Arecibo Arecibo 2380 [A]
2013 Jun Arecibo Arecibo 2380 [A]
2014 Jan Arecibo Arecibo 2380 [A]
2015 Jan 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 0.39 0.06 2008Icar..198..294B Date: 1995T

Orbital Elements at Epoch 2024-10-17 00:00 TT from MPO691532 (heliocentric ecliptic J2000)
Element Value Units
e 0.1829158
a 0.9669769 AU
i 18.93486 deg
om 108.52982 deg
w 148.06474 deg
ma 338.03024 deg
n 1.03652536 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
2015-01-23 19:08:00 0.18644 186.1 24.8
2016-01-22 23:15:00 0.44052 439.6 1.2
2030-09-22 12:50:00 0.41627 415.4 1.5
2031-08-17 03:23:00 0.23919 238.7 10.4
2031-11-23 23:26:00 0.33435 333.7 3.2
2032-07-08 08:10:00 0.21240 212.0 15.7
2032-12-31 20:56:00 0.19056 190.2 22.9
2033-05-25 23:44:00 0.30872 308.1 4.3
2034-01-20 21:58:00 0.13319 132.9 79.9

Link to complete Close-Approach Data on SBDB at JPL