Astronotes Armagh Planetarium's Stellar Blog! ... astronomers . ... Monthly Sky Notes . ... Tycho Brahe (or Tyge Ottesen Brahe) was born in Knutstorp Castle, Scania in Denmark in 1546, which is now part of Sweden. €аHe was born into nobility and many of his ancestors had served on the KingтАЩs advice board or were important public figures in Denmark. ... Tycho had constructed apparatus (funded by his inheritance after his uncleтАЩs death) that allowed him to study the night sky with great precision. ...
... Comet Lovejoy (C/2013 R1) Movie – November 30, 2013 . Comet Lovejoy moving past the stars of Bootes. 28 images x 120-second luminance subframes with autodark, Total= 1 hour. Orion Short Tube 90 mm achromatic refractor, SBIG ST-8300M monochrome CCD camera, No filters, Acquisition using CCDSoft, Calibration using Images Plus 3.82b, Jpeg conversion with CCD Stack, GIF movie using ULead GIF Animator. ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...
... NVFLEX . ... NIGHT VISION DEVICES . ... CAMERAS . ... Home Products Night Vision Devices NVFlex . The NVFlex™ is LOMO’s latest Night Vision Device . It can be used either as a handheld monocular or attached to a 35mm/digital camera or camcorder attachment . ... The kit includes the projection eyepiece, and camera/camcorder adapter rings (37mm, 40.5mm, 46mm, 49mm, 52mm) . ... Camera/Camcorder Adapter Rings . Other adapter rings are available from your local camera/camcorder retailer . ...
... Visible and Infrared Survey Telescope for Astronomy: Progress Report" . ... The VISTA Project: a review of its progress and lessons learned developing the current programme , McPherson, Emerson, Born & Sutherland, in Ground-based Telescopes, eds Oschmann & Tarenghi, Proc of SPIE, 5489, 638, 2004 . Visible and Infrared Survey Telescope for Astronomy: overview Emerson and Sutherland, in Survey and Other Telescope technologies and Discoveries, eds Tyson & Wolff, Proc of SPIE, 4836, 35, 2003 . ...
... ASRAS HOME . ... For our educational outreach event, we hosted a Boy Scout troop in Ionia (Pix_1), for a sleep over this last spring and were able to make our Portable Radio Telescope (PBT - itty bitty radio telescope ) operational. ... The Solar Radio Telescope project is coming together nicely. ... You may have seen or heard of articles about the ongoing Solar RT project which is a Solar RF Spectrograph to study sunspots, presently being built for the ASRAS astronomy club (site in Ionia, NY). ...
... Ciel Espace, le magazine qui vous guide toujours plus loin . ... Ciel Espace, nouvelle formule, c'est . ... Accueil Challenge Photo Le trio de cratГЕre lunaires ThГїophile, Cyrille et Catherine . ... Le trio de cratГЕre lunaires ThГїophile, Cyrille et Catherine . Publi par P. Paquereau . Publi par L. Cathala . Publi par A. Riou . Publi par C. Navarro . Publi par E. Blineau . Publi par P. Tosi . ... Publi par M. Fournier . Publi par L. Hesry . Publi par G. Viale . ...
... What's New? Bad Astronomy . ... News . ... The ABC website science section has a pop quiz today that asks an interesting multiple choice question: ``How much mass does the Sun convert in to energy each second?' ... 9 pounds . ... Even though 5 million tons sounds like a lot, it's chicken feed compared to the mass of the Sun, which is 2 thousand million million million million tons! So the Sun converts only 0.0000000000000000000025 of its mass into energy every second. ... 2008 Phil Plait. ...
. В&K : Статьи и литература : . И.А. Климишин. Заметки о нашем календаре . История нашего календаря . И сказал Бог: да будут светила на тверди небесной, . для отделения дня от ночи, и для знамений, . и времен, и дней, и годов... И создал Бог два светила великие: . светило большее, для управления днем, . и светило меньшее, для управления ночью, и звезды. И поставил их Бог на тверди небесной, . чтобы светить на Землю, . и управлять днем и ночью, и отделять свет от тьмы. И увидел Бог, что это хорошо. И был
... Home Articles Why is the Moon so high (or so Low)? ... Clear Sky Chart . This Month's Sky . ... Beyond New York City . ... Why is the Moon so high (or so Low)? ... Observing Resources for Amateur Astronomers - Part 1: Beginning Observers . Observing Resources for Amateur Astronomers - Part 2: Intermediate 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 . ...
... 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...
Sternberg astronomical institute activities on site testing programs review Victor Kornilov comprehensive/characterization/of/astronomical/sites > kislovodsk/russia/2010/october/4-9 > Introduction This presentation responds on our activity in 5 last years only, inspite of that in SAI site testing researches have been started many years ago. ... More detailed discussion is devoted to MASS and DIMM measurements processing, some additional effects which were taken in account in last year. ...
[
Текст
]
Ссылки http://site2010.sai.msu.ru/static/doc/VKornilov_site2010.pdf -- 2488.3 Кб -- 18.10.2010 Похожие документы
... 000, 112 (2009) Printed 11 February 2010 A (MN L TEX style file v2.2) Analytical approximations of K -corrections in optical and near-infrared bands I1gor V. Chilingarian1 2 ,2,3 , Anne-Laure Melchior 1,4 and Ivan Yu. ... Received 2010 February 01; in original form 2009 August 14 ABSTRACT To compare photometric properties of galaxies at different redshifts, the fluxes need to be corrected for the changes of effective rest-frame wavelengths of filter bandpasses, called K -corrections. ... Table 1. ...
The low aspect ratio, or spherical tokamak Globus-M [1] has recently been built in a support of international spherical tokamak plasma investigation program. ... The survey to determine the work scope in diagnostic design for Globus-M is given in the paper. ... The next one is an advanced diagnostic set intended to supply the data on basic plasma parameters: electron temperature and density profiles, ion temperature, plasma composition, radiation profile, Zeffective. ... Magnetic Diagnostics. ...
... However, our studies show that Prosilica EC650 has very good p erformance to use as DIMM image detector. ... The sub-directories /opt/dimm/data/out for the output data file, /opt/dimm/data/log for the output log file yymmdd-dimm.log and /opt/dimm/etc for the configuration file must b e created. ... Pictures mode The Pictures mode provides grabbing of the star b ox images and storing their sequence as one output file "b oxrecord.fits" in /opt/dimm/data/images/ sub directory. ...
[
Текст
]
Ссылки http://curl.sai.msu.ru/mass/download/doc/dimm_soft_description.pdf -- 219.2 Кб -- 23.03.2008 Похожие документы
... 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 ! ...
[
Текст
]
Ссылки http://www.princetonastronomy.org/papers/losmandy_manual.pdf -- 177.1 Кб -- 16.03.2004 Похожие документы
... 13, Moscow 119991, Russia §UK Astronomy Data Centre, Guest Investigator (Received 20 June 2007) The kinematics, structure, and stellar population properties in the centres of two brightest early-type galaxies of the Leo II group, NGC 3607 and NGC 3608, are studied by means of integral-field spectroscopy. ... Figure 1. ... Chemically decoupled cores in NGC 3607 and NGC 3608 3.1 NGC 3607 Figure 3 presents index maps for the central part of NGC 3607 constructed from the MPFS 2D spectral data. ...