... December 27, 1997 . Keck: The Largest Optical Telescopes . ... Explanation: In buildings eight stories tall rest mirrors ten meters across that are slowly allowing humanity to map the universe. Alone, each is the world's largest optical telescope : Keck . Together, the twin Keck telescopes have the resolving power of a single telescope 90-meter in diameter, able to discern sources just milliarcseconds apart. ... About APOD > . ...

... Construction of the Observatory's principal buildings began in 1789, using plans drawn up by Francis Johnston, one of Ireland's most celebrated architects, a native of Kilmore, County Armagh who in later years became known as `Ireland's Wren'. The main buildings, which are of considerable architectural merit, comprise in their original designation a residence for the Astronomer, a meridian room, a library and several telescope domes. ...

HUBBLE SPACE TELESCOPE DAILY REPORT #2688 PERIOD COVERED: 0000Z (UTC) 08/16/00 - 0000Z (UTC) 08/17/00 Daily Status Report as of 230/0000Z 1.0 OBSERVATIONS SCHEDULED AND ACCOMPLISHED: 1.1 Completed STIS/CCD 8439 (Bias Monitor-Part 2 C8) The Space Telescope Imaging Spectrograph (CCD) was used to monitor the bias in the 1x1, 1x2, 2x1, and 2x2 bin settings at gain=1, and 1x1 at gain = 4, to build up high-S/N superbiases and track the evolution of hot columns. ... The proposal completed nominally. ...

... You are here: start €Ё difx €Ё mixingarchitectures . ... Compilation of OpenMPI . ... Setup scripts . ... This script has conditionals, as shown in the example below, that cause the correct behavior in multiple cases: #!/bin/bash DIFX_PROMPT_EXTRA = if [[ `uname --hardware-platform` = x86_64 ]]; then export DIFXBITS=64 export IPPROOT=/ home /swc/ difx /intel/ipp/6.1.2.051/em64t export DIFX _PREFIX=/ home /swc/ DiFX -trunk-64 export DIFX_PROMPT_EXTRA = ${ DIFX_PROMPT_EXTRA }-64 else...

... Gallery . ... The Common Room roof is completed . Sidebar Left . Sidebar Top . No Sidebar . Sidebar Bottom . Sidebar Right . ... Title: The Common Room roof is completed . Description: NOTE: All images and movies are copyright and must not be reproduced or mirrored in any form without written permission. ... The Common Room roof is completed NOTE: All images and movies are copyright and must not be reproduced or mirrored in any form without written permission. ...

... Planets . ... Earth Satellites . ... The newly discovered ?mega-Earth? ... Its sibling, the lava world Kepler-10b, is in the background (the two planets? proximity is grossly exaggerated) .€а Kepler-10c has a diameter of about 29 000 km, 2.3 times as large as Earth, and weighs 17 times as much. ... The first mega-earth to be discovered is Kepler-10c which orbits a star lying about 560 light years from the Sun in the constellation Draco. ... Astronomers Find a New Type of Planet: The ?Mega-Earth? ...

Astronomy Picture of the Day . ... 15.07.1996 . ... Alone, each is the world's largest optical telescope : Keck . ... Since opening in 1992 , the real power of Keck I (left) has been in its enormous light-gathering ability - allowing astronomers to study faint and distant objects in our Galaxy and the universe . ... One reason Keck was built was because of the difficultly for astronomers to get funding for a smaller telescope. ... July 1996 . ... NASA Web Site Statements, Warnings, and Disclaimers . ...