... I used Ѕ inch thick Appleply plywood throughout. ... The mirror box is a little unusual. ... The original design uses a fiberglass tube to connect the mirror base plate to the top ring to form the mirror box. ... I decided to build the mirror box like a standard secondary cage instead, using aluminum tubes with push-in inserts. ... All three tubes are retained at the mirror box and the secondary ring using nine, 1-inch thick Appleply clamps, three at the secondary and six on the mirror box. ...

... Donate to Support Science Literacy . ... 2016 Annual Awards . The ASP is accepting nominations for the organizationтАЩs national annual awards which recognize special achievements in astronomy research, technology, education, and public outreach. ... Shop the AstroShop . ... The Astronomical Society of the Pacific (ASP) is accepting nominations for the organizationтАЩs national annual awards which recognize special achievements in astronomy research, technology, education, and public outreach.. ...

Bad GIMP! ... It's not a comprehensive, thoughtful guide (like this one ), it's just a quick rundown of the main complaints I have with some of the blunders people make. ... So when you see these points and say "Wow, he's so full of crap!" you're probably right. ... JPEG . ... Here's an example of making a bad choice when it comes to using jpegs instead of gifs: . ... For starters, jpegs are a "lossy" format, meaning that they sacrifice some details to get good compression. ... Fonts . ...

... Bojan Nikolic web pages (r. 329) . ... Obviously change this to approriate directory for your computer export INSTALLDIR = /home/bnikolic/temp/libairtest export BNMINVER = bnmin1-1.11 export LIBAIRVER = libair -0.18 # Install BNMin1 wget http://www.mrao.cam.ac.uk/~bn204/soft/ ${ BNMINVER } .tar.bz2 tar xjvf ${ BNMINVER } .tar.bz2 cd ${ BNMINVER } LD_LIBRARY_PATH = $ INSTALLDIR /lib:$PREREQPATH/lib \ PATH = $ INSTALLDIR /bin:$PREREQPATH/bin:$PATH \ ./configure --disable-pybind --prefix = $ ...

Open Systems Handbook: A Guide to Building Open Systems . ... This book is designed to provide interested individuals and organizations with an overview of open systems and the work being done to achieve them. ... This section is organized using a descriptive model of an open systems environment developed by the IEEE PI 003.0 Working Group, which is developing the Guide to POSIX-based Open System Architecture. ... Standards for open systems 13 . Chapter 3: The open systems environment (OSE) 15 . ...

The HyperNews Linux KHG Discussion Pages . Forum: The Linux Kernel Hackers' Guide . Re : Multiprocessor Linux ( Davis Terrell ) . Keywords: SMP multiprocessor . Date: Wed, 10 Sep 1997 11:03:27 GMT . ... Get the latest 2.0.x kernel sources from ftp.kernel.org . ... Edit the Makefile and uncomment the SMP = 1 line near the top. make config and choose your configuration. make clean; make dep . make zImage; make modules . ... Note: You must make new modules for your SMP kernel. ...

... This step is done mostly interactively and uses some basic ad-hoc IDL procedures, mainly for testing and checking of the consistency of the results.Once the observations have been selected and the count spectra extracted, the available spectra of each background level are accumulated. ... Average QUALITY such that QUALITY =0|1 Exposure times are added and the total is written in the EXPOSURE keyword of the header of the output FITS file. Finally, the CCFs are built from these templates. ...

Participants about project . ... makes the world a welcoming place. ... we see it shared by those who love it. ... us more aware of our own community when we shared it . with the schools around the world. ... pleased my students chose to share the feelings of . ... Our town cannot grow much as it is like an island with . other communities growning around it. ... diverse, with many Mexican people recently adding to . ... Our town is old and the new City Building looked a bit . ... city. ...

... The damage to NIFS has freed up the RSAA instrumentation team to concentrate on the timely delivery of the Gemini South Adaptic Optics Imager (GSAOI). ... GSAOI is the second instrument that ANU is building for Gemini. ... GSAOI Website: http://www.mso.anu.edu.au/gsaoi/ NIFS Website: http://www.mso.anu.edu.au/nifs/ RSAA Website: http://www.mso.anu.edu.au/ Australian Gemini Project Office Website: http://www.ausgo.unsw.edu.au/ Gemini Public Information Website: http://www.gemini.anu.edu.au/public/ . ...

... Unknown author for Dock666. Play Information * Game Type : Doom 2 Episode and Level # : Level 01 Single Player : Yes Cooperative 2-4 Player : No Deathmatch 2-4 Player : No Difficulty Settings : Yes New Sounds : No New Graphics : Just the skull on the menu New Music : Yes Demos Replaced : None * Construction * Base : dock666.wad Editor(s) used : DCK 3.62 Build time : Around 3 days Known Bugs : NONE * Copyright / Permissions * Authors MAY use this level as a base to build additional levels. ...

... 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. ...

... John Butler reports that the HLF-supported programme of restoration of three historic telescopes and their domes has continued throughout the year, and that a growing collection of images showing progress with the Telescopes and Telescope Domes restoration project is available on the Armagh Observatory web-site (see http://star.arm.ac.uk/history/Domes/). ... The new dome for the 18-inch Calver Telescope is now fully operational and awaits the return of the telescope to Armagh later in 2005. ...

... 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). ... This page shows a list of all images tagged with "Astrophotographic Library". [link] 1892 Brick Building Construction . Earliest source: "[Harvard College Observatory, Cambridge, construction, ca. ... Harvard College Observatory, Cambridge, construction, ca. ... Harvard College Observatory building under contruction] 1892 . ...

... Further information on the WAPP and its status can be found at Jeff's release notes page . A WAPP provides 100 MHz BW from 200 MHz dual 8 bit digitizer. ... 1 channel, 3-level auto, 16384 lags . 2 channel, 3-level auto, 8192 lags/chan . 1 channel, 9-level auto, 4096 lags . 2 channel, 9-level auto, 2048 lags/chan . ... 1 channel, 3-level auto, 8192 lags . 2 channel, 3-level auto, 4096 lags/chan . 1 channel, 9-level auto, 2048 lags . ... 38MByte/s max data rate to disk . ...

Astronotes Armagh Planetarium's Stellar Blog! ... Space Flight . ... Concept Spacecraft . ... Posted on May 11, 2015 | 3 Comments A research group called the Eagleworks at NASAтАЩs Johnson Space Center in Texas is tasked with investigating novel space propulsion techniques. ... Continue Reading.. ... 133 Comments June 2014 saw excited reports that NASA was working on a faster than light warp drive starship. ... Posted on December 5, 2013 | ... Posted on June 26, 2013 | ... Posted on May 24, 2013 | ...

Your First Telescope . Articles | ... Modern amateur telescopes can be divided into three classes: . 1) The refractor is what most people think of when they hear the word "telescope". ... Refractor disadvantages: Some secondary color ("chromatic aberration") still visible in all but the best units, large aperture instruments can be massive, most expensive of the three designs (often by a large margin), "Guilt By Association" with horrible department store refractors. ... www.astronomy.net . ...

... You are here: start €Ё difx €Ё build . ... The script install-difx now allows DiFX to be built and installed from a directory hierarchy outside of the SVN source tree. ... run /fullpathto/ install-difx in this build directory . ... You might plan to have your root, source and build directories all in some parent directory somewhereтАУ e.g. $DIFXROOT , $DIFXROOT/../difx-svn and $DIFXROOT/../difx-bld . ... Now you can proceed with the build itself: $DIFXROOT/../difx-svn/setup/install-difx . ...

2.5m Preflight Check . ... Preparations for Science: . ... If not already done, set Az and Alt brakes. Check that nothing is around/on the telescope which would interfere with altitude or rotator motion. ... Make an Alt move. Combine motion test with drive surface checking/cleaning to allow access to entire surface.* Set the Alt fiducial ( start at 14.5 and move up at 5000 cts/sec until crossed, put alt in hold then set fiducial ) Return Alt to ~18.5 deg when done. Set Alt brake. ...

... Bad Astronomy . ... Bitesize Astronomy . ... Keep Bad Astronomy close to your heart, and help make me filthy rich. ... This image is a single frame of a GREAT animation made of several images of Jupiter and its moons by Antonio Cidadao. You can actually watch the moons orbit Jupiter! ... So it surprises me that no ancient texts describe the moons of Jupiter. ... If Jupiter were painted black, the four moons would be pretty easily seen with the naked eye from a dark site. ... 2008 Phil Plait. ...

... Home Articles Amateur Telescope Making . ... Beyond New York City . ... Observing Resources for Amateur Astronomers - Part 1: Beginning Observers . ... A History of the First Forty Years of the Amateur Astronomers Association . ... The project of making a 17-1/2 inch telescope was made possible only with the help of many other people, most of whom are part of the€а Amateur Astronomers Association . ... 2016 Amateur Astronomers Association of New York Designed by Press Customizr Powered by . ...