... Many of the beautiful photos in astronomy textbooks were taken by amateur astronomers using everyday camera equipment. With Comet Hale-Bopp fast approaching, now is a perfect time to learn the not-too-difficult science and art of still-camera astrophotography. ... The Pentax K-1000 is one such camera. ... Data should include date, location, sky conditions, camera and lens specs, film type, and the time, subject, and length of each exposure. ... Slides show exactly what you photographed. ...
... LABOROSCOPES . ... Setting the New Perfomance Standard in Laboratory and Clinical Microscopy.. ... Offering the advantages of all three major contrast techniques – Brightfield, Phase Contrast and Darkfield – and perfectly suited for photomicrography, the LABOROSCOPE? always delivers sharp, crisp images, setting the new performance standard in laboratory and clinical microscopy. ... 1 EM-15X focusing eyepiece with 2 standard graticules; a 10mm / 100div scale and a 10mm x 10mm / 400 square grid. ...
Lectures . ... Home Lectures Lecture Series 2012-2013 . ... Lecture Series 2014-2015 . Lecture Series 2013-2014 . Lecture Series 2012-2013 . Lecture Series 2011-2012 . ... Clear Sky Chart . ... Beyond New York City . ... Lecture Series . ... Observing Resources for Amateur Astronomers - Part 1: Beginning Observers . ... A History of the First Forty Years of the Amateur Astronomers Association . ... 2016 Amateur Astronomers Association of New York Designed by Press Customizr Powered by . ...
... Image Quality of the VLT . Total Optical Control . First light for the ESO VLT unit telescope 1 occurred during the workshop. ... The image shown (Figure 1 ) here was obtained with the VLT on May 16, 1998, in red light (R band), i.e. while the mirror was still uncoated. ... In this diagram (FIgure 2), the measured image quality of the VLT UT1 astronomical images is plotted versus the ``seeing", as measured by the Seeing Monitor, a small telescope also located on top of the Paranal Mountain. ...
A descriptor , also commonly called a file handle is an object that a program uses to read or write an open file, or open network socket, or a variety of other devices. ... The operating system enforces a limit on the number of descriptors that a program can have open at a time. ... One is a kernel limitation, depending on your operating system you will either be able to tune the number of descriptors available to higher numbers (this is frequently called FD_SETSIZE ). ...
Previous Editions of the M111: . ... Severe Space Weather . ... On Line"! ... Any time you have something you'd like to offer - be it a story of how you first got started in astronomy, a star party you just attended, a telescope you just bought, or your favorite constellation, just drop me a line with the story included and I'll be sure to get it posted! ... You can keep an eye on space weather yourself at the National Weather Service's Space Weather Prediction Center, www.swpc.noaa.gov . ...
... Pour profiter au mieux d'une image, une position confortable est toujours prИfИrable ! ... Tube optique Une finition satisfaisante S'il y a v ait un reproche Ю faire au Star Blast, il concernerait sa formule optique : celle d'un Newton trХs ouvert, qui nИcessite de frИquents rИglages pour des observations optimisИes. ... DИbuter avec le Star Blast est donc formateur puisqu'il permet de comprendre le fonctionnement d'un tИlescope et de dИmystifier les manoeuvres d'alignement des optiques. ...
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Ссылки http://www.cieletespace.fr/files/InstrumentTest/Orion_Star_Blast.pdf -- 268.4 Кб -- 21.08.2008 Похожие документы
... These Facts and Questions pages mainly tell you how to use the Aberrator-interface and also explain the nature of the aberrations. ... Airy disc: the brightest spot of light when you look at a star in focus. This disc can contain a maximum of 84% of all the light that arrives from a star (perfect refractor telescope). MCT : Maksutov-Cassegrain telescope. A closed-tube mirror-telescope with a secondary obstruction. Less common than the SCT, this telescope uses a corrector (real glass). ...
Introduction. General Ideas of Structure and Physical Parameters of Interstellar Medium. Chemical Structure of Interstellar Gas. Main Components of Interstellar Medium: Molecular Clouds, Diffuse Clouds HI, Intercloud Medium, HII Zone, Coronal Gas. ... Physical Processes, Which Have an Influence on Interstellar Medium State. Basic Ideas of Gas-Dynamics. ... Gas-Dynamics Stability. ... Stationary Shock Waves. Shock Waves with Decay. ... Shock Wave Propagation in Exponential Mediums. ...
... Thursday, Feb 14, 2013 at 8:00 PM . The ATMoB now has a C14 telescope and CCD camera available . ... turned into a neat research or science fair project? ... was done by the Citizen Sky team for the epsilon Aurigae . ... and interests into citizen science and fruitful collaborations . ... Please join us for a pre-meeting dinner discussion at Changsho, 1712 Mass Ave, Cambridge, MA at 6:00pm before the meeting. ... Feb . ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...
... Please Sign Our Guestbook . ... Signed on Tuesday, October 13, 2015 at 23:34:22 CET . ... Ech war haut mat den AAL op Dippech observeieren,an etwar super Ineressant. ... Eeschler, Luxembourg . ... ech hunn gester Owend ( Samsdes den 15. august 09 geint 22 Auer )zu Warken eppes gesinn, wou mir eis iwerluecht hunn wad dat dann elo richteg war: Dei eng waren der Meenung et wДr eng Sternschnuppe gewiecht, anerer hunn gemengt et wДr een Komet oder Meteor gewiecht. ... Great site . ... Hey, great site. ...
... In 1945 Miller (having lost his night vision) gave the telescope to UofL as per Charles Strull's suggestion. ... LAS members James Burke, Stanley Thorpe, Lewis Aker, Charles Bruce and Richard Holzbog initially worked with Dr. Moore on the mirror. ... On the observatory: Dr. Moore and the LAS entered into a formal verbal agreement that the telescope could be put on his property on Star Lane but Dr. Moore could order it be moved and the LAS could move it at any time. ...
VISTA Data Flow System : Overview Jim Emersona , Mike Irwinb, Jim Lewisb, Simo n Hodgkinb, Dafydd Evansb, Peter Bunclarkb, Richard McMahonb, Nigel Hamblyc ... Astronomy, School of Physics, Universit y of Edinburgh, Royal Observatory, Blackford Hill, Edinburgh, EH9 3HJ, UK d Nat ional e- Science Centre, 15 South College Street, Edinburgh EH8 9AA, UK e UK Astronomy Techno logy Centre, Royal Observatory, Blackford Hill, Edinburgh ... The system name adopted was the VISTA Data Flow System (VDFS). ...
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Ссылки http://www.vista.ac.uk/Files/docs/vdfs/spie-5493-30_VDFS-Overview.pdf -- 144.7 Кб -- 20.04.2011 Похожие документы
... A non-linear relationship is observed between the sky brightness on clear and overcast nights, with a change in behavior near the rural to urban landuse transition. ... The great variation in skyglow radiance observed from site-to-site and with changing meteorological conditions underlines the need for a long-term international monitoring program. he introduction of artificial light has caused an unprecedented disruption to the nighttime environment over large areas of the Earth. ... Data processing...
Shades of Deep Purple (USA: Tetragrammaton 1968 ; Europe: EMI Parlaphone 1968 ; Japan: Polydor 1968) (CD) . Deep Purple's debut album, recorded very hastily. ... Tracks: . ... Wring That Neck (Blackmore/Lord/Simper/Paice) . ... All tracks written by Blackmore/Gillan/Glover/Lord/Paice . ... Painted Horse (Blackmore/Gillan/Glover/Lord/Paice) . ... Child in Time (Live, 690924) (Blackmore/Gillan/Glover/Lord/Paice) . ... Bonus tracks on Japanese CD: Lazy (edited) (Blackmore/Gillan/Glover/Lord/Paice) . ...
The Official Publication of the Amateur Astronomers Association of Princeton Director Ludy D'Angelo 609-882-9336 ludy@princetonastronomy.org Assistant Director Jeff Bernardis ... .com Editor Michael Wright (609) 371-5668 editors@princetonastronomy.org Also online at princetonastronomy.wordpress.com Volume 40 April 2011 Number 4 From the Director What does it mean to do astronomy ... It takes time. ... This second installment covers the telescope itself and its maker, Henry Fitz. ...
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Ссылки http://www.princetonastronomy.org/newsletters/04_2011sidereal.pdf -- 975.2 Кб -- 08.04.2011 Похожие документы
... Liyong Liu (NAOC) . Site testing on seeing conditions of the astronomical observatories over China are briefly reviewed, including Xionglong station of NAOC, Gaomeigu station of Yunnan Observatory, Delingha station of Purple Mountain Observatory. ... PDF [3.0€аMB] October 8, 09:55 10:20 . ... In this paper, we will review the site survey activities in the past years, and present the site-testing results on the Oma site, including cloud cover, seeing, water vapor, transparency and sky brightness. ...
... To the Greeks and Romans, what may be considered now as a simple beauty treatment was much, much more БЂ“ evidence of a civilized citizen. In todayБЂ™s context, more and more people opt for a wax for many reasons. ... Bцјty Salon London provides a multitude of answers, each administrated by trained professionals with a wealth of experience. If you are searching for a waxing Fulham-side, then Bцјty is the ideal beauty salon London for you. ... Aerzen Blowers . ... Beauty Salon London . ...
Comment on J2246-1206 . In contrast to the jet pointing to the NE in our image, the 5 GHz VLBI image of Shen et al. (1998) shows no indication of extended emission above the 20 mJy/beam level. Hong et al. (1999) find a jet component to the SE and identify that with a "superluminal" component possibly ejected in 1992. A 15 GHz image from the USNO database, taken nearly at the same epoch as the image of Hong et al. (1999) does not show any component at this position angle. ...