. This is a new popup window - close it when you are done . Submitted by Paul Valleli on 01/16/2007 15:51:32 . HET Control Room . Logon to post a follow-up comment or review comments from others . Copyright (c) Amateur Telescope Makers of Boston, Inc. About Us Contact Us

... Archives . ... Discontinuation of weekly [arXiv] series . ... For a discipline that relies so heavily on images, it is rather surprising how little use astronomy makes of the vast body of work on image analysis carried out by mathematicians and computer scientists. ... images. ... Images may be Opened and Closed with different structure elements. ... Tags: close , dilate , EotW , Equation , Equation of the Week , erode , Morphological operator , open , set theory . Category: Imaging , Jargon | ...

... A closer look at the Eagle Nebula, however, shows the bright region is actually a window into the center of a larger dark shell of dust. Through this window, a brightly-lit workshop appears where a whole open cluster of stars is being formed. ... NGC 281: Cluster, Clouds, and Globules . ... Prominent features include a small open cluster of stars, a diffuse red-glowing emission nebula, large lanes of obscuring gas and dust, and dense knots of dust and gas in which stars may still be forming. ...

... SOC-SPR-2454. Version 1.44 - 2003-05-03 (UL) ------------ + brought in line with selectlib-4.65 Version 1.43 - 2003-03-13 (UL) ------------ + some transparent gcc-2.95.3 backward-compatibility changes Version 1.42 - 2003-03-05 (UL) ------------ + closed SPR 2403: How to change the ds9 that xmmselect uses Ds9 constructur (used by xmmselect) now makes use of SAS_IMAGEVIEWER environment variable that can also contain an absolute path the ds9 executable ...

... 2001 September 3 . The Making of the Rotten Egg Nebula . ... Explanation: Fast expanding gas clouds mark the end for a central star in the Rotten Egg Nebula . ... Some of the liberated energy causes the outer envelope of the star to expand. ... Thick gas and dust hide the dying central star. The Rotten Egg Nebula , also known as the Calabash Nebula and OH231.8+4.2, will likely develop into a full bipolar planetary nebula over the next 1000 years. ... About APOD | ...

... HST . ... APT . ... HST Overview . Overview . ... Phase I Proposing . ... Cycle 24 Announcement . ... Phase II Cycle 23 . ... Documents . ... After you have brought up APT you will see a "Help" menu on the top menu bar. From here you can also bring up the documents that will help you to learn APT. Phase I: You can bring up Phase I Specific APT Training Materials to learn about using APT to submit your Phase I proposal. ... These are the same documents you will find on the HST Website. ...

... Classes . ... Regions in N-dimensional astronomical images. ... Class to hold a region of interest in an image. ... image component class handling regions More... class . ... casa::WCBox . Class to define a world coordinate box region of interest in an image. ... Make the complement of an image region. ... Class to define a 2-D polygonal world coordinate region in an image. ... Base class to define world coordinate regions of interest in an image. ... Internal Regions_module classes and functions. ...

... Tonight's Sky . ... Star Atlas . Product Reviews . ... Imaging Basics . ... Hubble's panoramic view of a turbulent star-making region . 30 Doradus is the brightest star-forming region in our galactic neighborhood and home to the most massive stars ever seen. ... No known star-forming region in our galaxy is as large or as prolific as 30 Doradus. ... April dark skies promise a bevy of "shooting stars" . ... Only registered members of Astronomy.com are allowed to comment on this article. ...

Astronotes Armagh Planetarium's Stellar Blog! ... Armagh Planetarium . ... Stars . ... Space Flight . ... This image of the Tarantula Nebula comprises one of the largest mosaics ever assembled from Hubble photos and includes observations taken by HubbleтАЩs Wide Field Camera 3 and Advanced Camera for Surveys, combined with observations from the European Southern ObservatoryтАЩs MPG/ESO 2.2-metre telescope which trace the location of glowing hydrogen and oxygen. ... Subscribe to Astronotes . ...

Arecibo Galaxy Environment Survey (AGES) The M74 group is a gas-rich galaxy group located at roughly 10 Mpc and is similar in makeup to the Local Group. M74 dominates the surrounding region and is accompanied by several dwarf galaxies, some of which are star-forming. ... We have decided upon a drift mapping approach to scan the entire region. We have defined 5 constant declination scans 5 in length, separated by approximately one full ALFA footprint. ... START TIME (AST) . END TIME (AST) . ...

The AstroGuide . ... AstroGuide | ... AstroGuide Listing . ... See many more Astronomy Listings by: Category or Alphabet . The ATMoB is a group of about 300 individuals in the greater Boston area. In addition to telescope making, our club members are involved in star, comet, and planetary observing. ... Web Site . ... Web . ... Unless otherwise specified, web site content Copyright 1994-2016 John Huggins All Rights Reserved . dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

image collection >> physical phenomena >> vortices . Image env0506102008Kur . ... June 10, 2005 at 20:08 . East Baltic Sea . Kouronian Spit . ... In June, high concentration of biogenic films makes it possible to observe local sea dynamics in detail. In the image, natural slicks outline a vortex chain in the low wind region close to Kuronian Spit. ... wind forecast for 21:00 GMT . Image . surface geometry : 135*210 km . image size: 680*940pxl . ...

... To move toward open analysis software, we plan to make the PROS regions subsystem available from processes outside of IRAF. We also plan to make the region descriptor parsing system available for purposes beyond the creation of masks, such as an interface to an image display program, accepting a region descriptor and generating commands to display the region on an image. ... Anticipating two kinds of new requirements, we reconsidered the design of the PROS region descriptor processing subsystem. ...

Define region . ... Area/perimeter . Define a region of interest on a graph or graphs. Select the region, there are 5. ... Inside polygon . Points inside a closed, non-intersecting polygon are considered inside the region. ... In the polygonal region type, define the region by successive clicks with the left mouse button, use the right mouse button to register the polygon. ... Select the region to use. ... Click on Area or Perimeter and use the mouse to define the region. ...

... A typical density of energetic ions is 1 per cubic cm., and the ions are matched by electrons, generally of lower energy. ... This region is almost empty of plasma--typical density 0.01 ion/cubic cm., the "best vacuum" in the Earth's vicinity--but it contains a relatively strong magnetic field which, since it fills a large volume, can store appreciable magnetic energy, Many believe that this is the storehouse from which substorms draw their energy, releasing it quite rapidly. ...

dfos = Data Flow Operations System, the common tool set for QC . ... This page provides documentation about the process behind the PWV monitor . ... QC1 table ambient_PWV (store PWV); xshooter_telluric (to identify saturated telluric data) . dfos tools . ... The workspace UVES_STD is generated in the giraffe account, as defined in .dfosrc_UVES_STD . ... The tool help is available with option -h. It is called as a giraffe cronjob in four steps: for crires , visir , xshooter , and uves . ...

... Bad Astronomy . ... Book Store . ... My book has been getting a fair share of positive reviews , but it has now garnered a negative one. I should have expected it: it's from a mailing list about UFOs. ... Note added May 21, 2002 : It was brought to my attention by several people that in the article below, I say that amateur astronomers "never" report UFOs. ... My point remains: if amateurs watch the sky far more than laymen, then they should see far more UFOs. ... 2008 Phil Plait. ...

... Pre-university education . ... Samara region . ... University at a glance . ... A group of young scientists of Samara University under the guidance of the candidate of chemical sciences Yevgeniy Aleksandrov began to make the most extensive database in the world for the structure and physical properties of crystalline coordination polymers. ... The idea of making a database for coordination polymers already exists in the scientific community of the world. ... SAMARA STATE AEROSPACE UNIVERSITY . ...

MAKE ME AN ISLAND Different eyes, different size, different girls every day. Different names, different games took my breath clean away. But I'm changed, rearranged, I'm enlightened and how you have caught me, you have taught me and I'm different now. Take me and break me and close all your windows and doors. Shut me off, cut me off, make me an island, I'm yours. Take me away from the world, take me away from the girls. Take me and break me and make me an island, I'm yours. ...

Journal of Atmospheric and Solar-Terrestrial Physics Manuscript Draft Manuscript Number: ATP1021 Title: comment on the paper by Dalin , Pertsev and Romejko Significance of lunar impact on noctilucent clouds ( revised version) Article Type: Research Paper Section/Category: Keywords: Noctilucent clouds moon influence mesosphere Manuscript Region of Origin: Abstract: a critical review of the paper by Dalin , ... Reference: Dalin, P.A., N.N. Pertsev, V.A. Romejko. ...