... ESO is building what will be the World's largest optical telescope array, The Very Large Telescope (VLT). The VLT Project organisation is responsible for the design and construction of the Unit Telescopes, including enclosures, optics, adapter-rotators and coating unit. ... Unit Telescopes Overview - This page is outdated, an update is in process. ... Secondary mirror (M2 Unit) - This page is outdated, an update is in process. ... Coating Unit - This page is outdated, an update is in process. ...

... Bojan Nikolic web pages home . ... For some numerical experiments with CASA , I have recently been recompiling some parts of this package. ... That is before even touching the code! ... I used the SCons build system to build the CASACORE libraries. ... Apparently missing include for strlen: --- a/code/display/Display/Options.cc +++ b/code/display/Display/Options.cc @@ -30,6 +30,7 @@ #include <sys/stat.h> #include <iostream> #include <dirent.h> +#include <string.h> namespace casa { namespace viewer {...

Blackholes2 Forum Message . ... Post . ... Shifts Are As Would Be Expected. ... Post Message | ... Red and blue shifts can be caused by velocities also. ... The expectd result would be a red or blue shift proportional to the aparent distance an object is from the observer. ... www.astronomy.net . About Astronomy Net | Advertise on Astronomy Net | ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

... Unexpected Galaxy String in the Early Universe . ... 20.01.2004 . ... NSF , NASA Explanation: How could such a long string of galaxies form so early in the universe? Several new measurements of galaxies and clusters in the early universe are reporting structures involving galaxies and clusters that are larger than expected with the new standard "dark-energy" cosmology . ... Publications with keywords: galaxies - early universe . Publications with words: galaxies - early universe . ...

The focus of the meeting is to explore scientific frontiers that require large collecting area and state of the art instrumentation over the next 5 to 15 years. ... The meeting will form the basis for an Arecibo scientific and instrumentation roadmap that takes into account developments in electromagnetic and non-photonic astronomy and, in particular, development of the Square Kilometer Array. ... COSMOLOGY & GALAXY EVOLUTION . ... INSTRUMENTATION DEVELOPMENT . ...

... HST . ... ATLAST Mission Concept Study . ... Left: 8-meter monolithic mirror telescope (credit: MSFC Advanced Concepts Office) . ... The Advanced Technology Large Aperture Space Telescope (ATLAST) is a NASA strategic mission concept study for the next generation of UVOIR space observatory. ... ATLAST will have an angular resolution that is 5 - 10 times better than the James Webb Space Telescope ( JWST ) and a sensitivity limit that is up to 2000 times better than the Hubble Space Telescope ( HST ). ...

... 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? ...

... ATNF Colloquium . Grote Reber Medal Lecture: Enabling Technologies for Modern Radio Astronomy . ... There is no technical reason for this exponential growth not to continue, but to do so will require continued developments in technology and new approaches to big science in radio astronomy. I will discuss some of the developments that have made modern radio astronomy possible, in particular the development of aperture synthesis and the imaging algorithms . ... today * ATNF | ...

... Analysis of in-orbit data closely follow the CSL data analysis. Stars with known astrometric positions are matched with their image centroids. ... The measured position, the expected position and the offset between the measured and expected positions are calculated and written into a file. ... select catalogued positions for different observations/pointings (e.g. positions of objects in photometric sequence) . ... The new distortion map was generated from in-flight observations of the G153 field. ...

... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. October 14, 1998 . The World's Largest Ozone Hole . Credit: SVS TOMS , NASA . Explanation: It's back, and it's bigger than ever. ... The seasonal recurrence of the ozone hole was expected, although the size of the hole has never been so large this early in the season. ... Tomorrow's picture: A Great Day For SOHO! ... About APOD > . ...

... Over the first 4 years, its X-ray telescopes eROSITA and ART-XC will survey the whole sky with a record sensitivity in the 0.5-10 keV energy band. ... The goal of the second international Spectrum-RG conference is to discuss the different scientific topics addressed by the mission, synergies with surveys at other wavelengths, and requirements to follow-up observations.Contributed talks and poster presentations are invited on the topics related to the SRG science goals. ... Active galactic nuclei . ...

... This is a personal project collecting and documenting early images of Harvard College Observatory, focusing on the site at Observatory Hill (previously Summer House Hill). ... Alvan Clark Sons . This page shows a list of all images tagged with "Alvan Clark Sons". [link] 1840ish Portrait of Alvan Clark . ... According to Harvard, it was a gift of Mrs. Alvan Clark [which one?] to the Harvard College Observatory in 1899 (Alvan died in 1887, Alvan G. died in 1897). [link] 1877 Map of Cambridge . ...

... Clearing the north-south hallway. Note the laтАж . Sidebar Left . Sidebar Top . No Sidebar . Sidebar Bottom . Sidebar Right . ... Title: Clearing the north-south hallway. Note the large fallen concrete lintel. Description: NOTE: All images and movies are copyright and must not be reproduced or mirrored in any form without written permission. ... NOTE: All images and movies are copyright and must not be reproduced or mirrored in any form without written permission. ...

... Table of Contents - Subject Index - Author Index - Search . Astronomical Data Analysis Software and Systems XIII . ... The ESO Imaging Survey Project: Building a Survey Software System . ... Data Archive and Transfer System (DARTS) of ISAS . ... Transparent XML Binding using the ALMA Common Software (ACS) Container/Component Framework . ... The ALMA Archive: A Centralized System for Information Services . ... Flexible Storage of Astronomical Data in the ALMA Archive . ...

. ___________________________________________________________________ The Electronic Universe Project e-mail: nuts@moo.uoregon.edu

... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... September Perseid meteors captured by the . ... Its occurrence provides astronomers with interesting new data about the hidden trails of meteoroids тАФ small bodies ranging in size from fine dust particles to objects of marble-size and larger тАФ in the solar system and their supposed sources: comets and asteroids passing through the inner solar system. ... The particular comet that created the September Perseids is unknown...

UPDATE FROM 03/08/2012: AT THE TIME OF ARRIVAL IN ENVIRONMENT DISTURBANCES OF LARGE SOLAR FLARE 05.03 0230 0409 0643 N17E52L299 X1.1/2B 3.7E-11 429 1 CME AND DEVELOPMENT MODERATE MAGNETIC STORM, IN COMPLEX ACTIVE REGIONS ON SUN AR11429 (N18L299, Sp = 1270 m.v.h. at 7.03) + AR11430 (N19L315, Sp = 200 m.v.h to 7.02) THE TWO LARGE SOLAR FLARES WAS OCCURRENCED 07.03 0000 0024 0349 N17E27L299 3B/X5.4 6.7E-11 429 1 II / 2, IV / 2, ... NEXT WEEK THE SUNSPOT ACTIVITY IS EXPECTED TO BE THE AVERAGE. ...

Estimating the NEO Population and Impact Risk: Past, Present and Future . ... Since most of the risk resides in the largest impactors, finding that fraction of the largest bodies, and that none of them has a significant chance of impacting in the next century or so, "retires" more than 90 % of the impact risk, including most of the risk of a globally catastrophic impact event. ... In the mid-size range, from ~150 m to ~1 km, the main risk is from tsunami generated by an ocean impact. ...

... Packet Format . ... The TCC broadcasts UDP packets containing position information. ... Packet Header . ... int4 . ... double . ... pos, vel double . ... pos, vel, time double . ... See the TCC Message Keywords Dictionary for full definitions of most items in the "data" section of the packet. pos, vel double is a structure containing two doubles: "pos" and "vel"; it contains the same information as the TCC's "coordinates" (p,v,t triplets), but with time given by the "TAIDate" entry in the packet. ...

... Tonight's Sky . ... The Magazine . ... Observing . ... Magazine . ... Gravitational wave search provides insights into galaxy evolution and mergers . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Astronomy for Kids . ... Observing springtime deep-sky objects with a large telescope . ... large (8 inches or larger) . ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ... Astronomy Magazine . ...