Atacama Pathfinder EXperiment APEX
The telescope

 
 
CONTACT APEX WEBMAIL INDEX SEARCH HELP NEWS

 

 Telescope  
Location Llano de Chajnantor, 50 Km east of San Pedro de Atacama, Northem Chile
Coordinates

Latitude : 23º00"20.8' South

Longitude :67º45'33.0" West

Altitude : 5105 m

Diameter 12 m
Mass 125 000 kg
Main reflector 264 aluminium panels, average panel surface r.m.s. 5 micron
Mounting Alt-Az
Surface accuracy (r.m.s.) 17 micron
Pointing accuracy (r.m.s.) 2" rms over sky
Manufacturer Vertex Antennentechnik
Optics  
f/D 8
Beam width (FWHM) 7.8" * (800 / f [GHz])
Receiver cabins 2 Nasmyth + 1 Cassegrain
   

Send comments to APEX Web Team

Last update : February 27, 2006