RECREATIONAL TELESCOPES . ... ASTRONOMICAL TELESCOPES . ... Home Products Telescopes Astronomical Telescopes ASTELE™ 152MN . ... Whatever eyepiece you're using at the time is your finder eyepiece. ... 152MN is 4.4, so, unlike telescopes with much longer ?-ratios, you're able to use low magnification (27.4 X, 2.3° with the 25 mm PlЖssl eyepiece) which produces bright images and wide fields of view for those dim galaxies, nebulae, and very large star clusters, but the ASTELE? ... BK7 optical glass . ...
... Observing springtime deep-sky objects with a large telescope . ... Buy and sell astronomy gear April 9 . ... Astronomy.com: Jim Forbes . ... A refracting telescope makes use of this property with a carefully made lens having curved surfaces. ... The first telescope (of any type) was constructed by the Dutch spectacle maker Hans Lippershey (1570 1619) who, on October 2, 1608, filed a patent application for "an instrument for seeing faraway things as though nearby." ... Buying your first telescope . ...
. Home . News . Gallery . Events . Twitter . Press Releases . Links . Contact Us . Calendar . Press & Web Coverage . Previous . Next . List . Do you want to share your Astronomical Photographs? Then contact us and tell us what you have got. We will write back to you and you can send us your photos to be displayed here. International Year of Astronomy, Ireland National Node . [Back To Top] .
... PHOTOGRAPHY | ... I've been interested in photography even longer than astronomy. Finally I can afford a premium camera with premium lenses! Some of these were taken with my Canon 5D, some with the little Canon G9. ... National Gallery and Environs . ... ANBG, Mt Ainslie, the Moon and other things . ANBG and Tidbinbilla . ... Maui - the Road to Hana: 2 . ... Maui - Haleakala crater . ...
Astronotes Armagh Planetarium's Stellar Blog! ... Justin Quinnell explains the wonders of pinhole photography (Image credit: Sinead McNicholl Armagh Planetarium) . ... The cans were sponsored by Red Bull (Image credit: Sinead McNicholl Armagh Planetarium) . ... The principal of pinhole photography (image credit: Wikipedia) . ... The first person to take a photograph using pinhole technology (Image credit: Wikipedia) . ... That?s really an amazing blog about the beauty of pinhole photography. ...
... Australia Telecope Compact Array . by Karlie and Dale ( DK Photography ) . The Australia Telescope Compact Array (ATCA), located west of Narrabri in rural NSW, has an array of six 22m antennas, operated by CSIRO's Astronomy and Space Science division, and is currently the largest and most powerful radio telescope in the southern hemisphere. Please visit our DK Photography website or DK Photography facebook page . High-resolution ATCA photo by DK Photography . ... today * ATNF | ...
... 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. ...
... February 2016 Monthly Meeting - The World At Night (TWAN) . Babak Tafreshi . Thursday, Feb 11, 2016 at 8:00 PM . This month, we are pleased to welcome Babak Tafreshi, founder and director of The World At Night (TWAN) . ... He is the founder and director of The World At Night (TWAN), a board member of Astronomers Without Borders, a contributing photographer at Sky magazine and the European Southern Observatory. ... 2016 . ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...
... 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 related pictures in the same group. [link] 1855ish William Cranch Bond photograph . Earliest source: William Cranch Bond and George PHillips Bond [and Joseph Winlock]. Annals of the Astronomical Observatory of Harvard College / 1859-1860 vol. ... A photo of William Cranch Bond. ...
... Ciel Espace, le magazine qui vous guide toujours plus loin . ... des actualit†йs . ... des pages consacr†йes †а la publication de vos photos Mais c'est aussi une vraie communaut†й avec laquelle partager votre passion et nourrir votre curiosit†й. Accueil †А la une Exoplan†иtes, l'extravagante pluralit†й des mondes . ... Exoplan†иtes : lтАЩextravagante pluralit†й des mondes . ... Vingt ans apr†иs leur premi†иre d†йcouverte, les astronomes en sont convaincus : les exoplan†иtes pullulent dans la Galaxie...
... GALAXY: A galaxy is made up of billions or trillions of stars bound together by their own gravity. ... HELIUM (He): The second element in the periodic table, has 2 protons, 2 neutrons, and is a noble gas. ... Helium melts at -272.2 degrees Celsius, and boils at -268.934 degrees Celsius. ... HYDROGEN (H): The first element on the periodic table, is a gas, and has an atomic mass of 1.00794 amu. ... Hydrogen melts at -259.34 degrees Celsius, and freezes at -252.87 degrees Celsius. ...
... Links . ... AAA Fall Astronomy Class: Astronomy Basics тАУ October-November 2015 . AAA Winter Astronomy Class: Measuring Distances in Space тАУ Dec 2015 тАУ Feb 2016 . ... This MonthтАЩs Sky тАУ April 2015 . ... 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 . ... 2016 Amateur Astronomers Association of New York Designed by Press Customizr Powered by . ...
... Close . ... Yes, Please make this my home page! ... Буслов Антон - автор этой страницы ,я являюсь членом данного общества, E-mail: webmaster@albireo.8m.com . Баженова Ольга Кимовна - руководитель общества уже 7 лет, астроном-любитель. ... Расхожев Владимир Нилович - кандидат технических наук , доцент кафедры оптики и спектрос копии физического факультета Воронежского Государственного Университета. ... Игорь Виньяминов - астрофотограф нашего общества, астроном-любитель E-mail: igor@albireo.8m.com ...
... These measurements are not as such high quality as those from modern CCD systems, but could contain important data about rare phenomena or source data for long-period investigations (e.g., concerning the solar cycle). ... The results of processing real spectral data and a comparison of processed photographic images and images taken with a TEK CCD are presented. ... We can use the programs created for processing digitized photographic images in order to process these data as well. ...
... Telescopes, instruments and cameras are keenly affected by local weather and atmospheric conditions. The decision to open any telescope or have access to any instrument or camera is at the sole discretion of the on-duty observing specialist(s) at the time of your requested access. ... Specific parameters exist for access to APO telescopes, instruments, or cameras which protect our highly-sophisticated and sensitive equipment and provide safe work conditions for staff and visitors. ...
The "21-inch" (0.52 meter) Moore reflector celebrated its 50th year in 2005, just prior to retirement from its role as our primary research instrument. ... The primary telescope and its mounting were designed and constructed by the Louisville Astronomical Society between 1935 to 1955. The telescope is named for Walter L. Moore, who was responsible for coordinating its construction, and who tested and figured its primary mirror. ... It is presently stored at Moore Observatory. ...
This page lists publications by members of the optical interferometry team related to optics technology, particularly optical and near-infrared detectors. ... SPIE require us to publish the following statement: . ... This paper was (will be) published in Proc. SPIE and is made available as an electronic reprint (preprint) with permission of SPIE. ... 43 , 2651+, 2004. ... In J. W. Beletic and J. D. Garnett, editors, Optical and Infrared Detectors for Astronomy , volume 5499 of Proc. SPIE , pages 203+. ...
... The mount is also adjustable so you can orient the axis of rotation to make it parallel with the Earth's axis of rotation (see the section on Polar Alignment). ... Locate the opening in the equatorial mount on the DEC axis. ... To mount the telescope tube: 1. ... ADJUSTING THE MOUNT FOR POLAR ALIGNMENT In order for the clock drive to track accurately, the telescope's axis of rotation must be parallel to the Earth's axis of rotation, a process known as polar alignment. ... R.A. & DEC axis ! ...
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Ссылки http://www.princetonastronomy.org/papers/losmandy_manual.pdf -- 177.1 Кб -- 16.03.2004 Похожие документы
... Image Processing of Digitized Spectral Data A. V. Boulatov and L. K. Kashapova Institute of SolarTerrestrial Physics, Siberian Division of Russian Academy of Sciences, P.O.Box 4026, Irkutsk, 664033, RUSSIA Abstract. ... To analyze longperiod solar features we have to use both old and new observations, i.e., photographic images and frames from the CCD detector. ... To obtain intensity values from the photographic image we have Image Processing of Digitised Spectral Data 65 Figure 1. ...
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Ссылки http://www.stecf.org/conferences/adass/adassVII/reprints/boulatova.ps.gz -- 224.5 Кб -- 12.06.2006 Похожие документы