... Hanny s Voorwerp . ... Galaxy Zoo Team Explanation: Hanny's Voorwerp , Dutch for "Hanny's Object", is enormous, about the size of our own Milky Way Galaxy. Glowing strongly in the greenish light produced by ionized oxygen atoms, the mysterious voorwerp is below spiral galaxy IC 2497 in this view from the Hubble Space Telescope . ... Publications with keywords: quasar - active galaxy . Publications with words: quasar - active galaxy . ... Hubble Remix: Active Galaxy NGC 1275 . Centaurus A . ...

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• Journal "Peremennye Zvezdy"
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home resources > links . SEARCH ASP SITE: Match ALL words Match ANY word . AstroShop . ... ASP Educational Resources . General Observing . Central Bureau for Astronomical Telegrams . ... I. R. Poyser Telescopes . ... Sierra Stars Observatory Network (SSON) . ... Slooh Online Observatory . ... Telescopes in Education . Telescopes Reviews . Backyard Observatories . Ash Observatory . ... Home Dome . ... home | ... education | resources | ... astroshop | ...

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• ASP: It's Saturn time!
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Results of observations with MPFS in 1998-2007 yrs: abstracts in ADS (95 references) . The Spectrograph is intended for 2D spectrophotometry of the extended objects with medium spectral resolution. ... Main optical parts of the spectrograph : enlarger lens, multi lens array, wide field spectrograph. ... Night sky probe (22 sq. arcsecs) placed on the distance of the 4.5 arcmin from the field of view center. ... off-axis Maksutov f=400 mm, f/3.5 , field of view 10 deg . ... recorded data cube . ...

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• Laboratory of spectroscopy and photometry of extragalactic objects :MOUSER
• Guide Telescopes for BTA and Zeiss-1000
• Work Scan Program + Data Viewer (IDL widget)

RADIOASTROPHYSICAL DEPARTMENT • INSTITUTE OF SOLAR-TERRESTRIAL PHYSICS RAS SB . ... SSRT - Possibilities of observing . ... Investigations of the SSRT 5.7 GHz radio maps in conjunction with images obtained in other emission ranges, suggested the following conclsions: . ... Solar images obtained in line H a ;(on the left, 16:11 UT, Big Bear observatory) and in the microwave emission (on the right, 04:04 UT, SSRT) 4 march 1997 . ...

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... Plate bending . ... The plug-plates of SDSS project are responsible for locating the optical-fiber plugs spatially and for defining the plug tilt with respect to the surface of best focus. ... It can be seen from the graphs that after bending the plate and adding a central suport, the curvature of the plate was quite near that of the desired Kent005 curve. ... Upon adding a central support, however, the slope of the plate decreases to a value slightly less than that of the Kent005 curve. ...

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• TUI:Telescope
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A satellite view of the COAST telescope . ... How the COAST telescope works . ... Four telescopes are focused on the object of interest and the image from each telescope passes through aluminium tubes into the beam combining building . ... The incoming light is reflected from the siderostat mirror onto the primary mirror, which focuses the light on a small mirror. ... Part of each light beam is used in the guiding system which makes sure the telescopes are kept pointing at the object of interest. ...

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• VLSS Postage Stamp Server Documentation Help for VLSS Postage Stamp Server
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... 1999: . A new fiber multiobject spectrograph of the prime focus of the BTA was manufactured, designed for the spectroscopy of low and moderate spectral resolution of up to 70 objects at once, visible in the telescope's field of view sized 12'. ... The new spectrograph brought an opportunity to explore the objects with absolute magnitudes m=22-23 in the R-band. In 1999 the spectrograph was used for the BTA observations within two programs. ... Archive . ...

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• Metagalaxy sector, archive 2013
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• SAO RAS - Telescopes - BTA - MSS

Return to Hidden Hollow 2008 Info . ... A few thousand stars resolved through a small telescope. ... Special thanks go out to Tammy Plotner and her Hidden Hollow associates from the Richland Astronomical Society who organized this event. ... It is nice to see that they are providing us with all of the essentials. ... Ron Ravneberg is an amateur astronomer, telescope builder and long-time member of the Columbus Astronomical Society. ... Phil Creed is an active participant in amateur astronomy. ...

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• Norm Orberl
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... Recent Topics . ... MAO main . ... New Layout for Viewing IAU Membership . ... От: "IAU Secretariat" . ... Тема: New Layout for Viewing IAU Membership . Dear National Members, . ... Members listed in the Directory are those we have sufficient contact information (valid email address) on, and he/she is affiliated with at least one IAU Division. ... To experience the new layout for viewing Individual Members, please follow this link: iau.org/administration/membership/national/ . ... MAO NASU . ...

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. Notes on individual objects and references . | HyperLeda home | Documentation | Search by name | Search near a position | Define a sample | SQL Search | . This catalogue reports notes found in the literature or added by HyperLeda. They are intended to point pecularities of some objects, mistakes in some data... or provide additional information about some references. Search an object in the notes catalogue . HyperLeda . Questions: prugniel@obs.univ-lyon1.fr

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• BTA Control Info

... CHAMELEON . ... HOME . ... NIGHT VISION DEVICES . ... Home Products Night Vision Devices Chameleon . The Chameleon™ is our Night Vision Monocular with interchangeable objective lenses. ... If magnification is a must, the Chameleon night vision scope can change to fit your needs. ... Includes both 1X (26mm) and 2.5X (50mm) interchangeable objective lenses . ... w/ 26mm objective . w/ 50mm objective . w/ 90mm objective (optional) . ... 0.3m/1ft- inf. 0.3m/1ft- inf. 0.3m/1ft- inf. ...

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• ASTELE™ 102MN
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• SIGMA telescope view of the Galactic center
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Lessons learned from the Thirty Meter Telescope site testing Tony Travouillon Sebastian Els, Angel Otarola, Reed Riddle, Matthias Schoeck, Warren Skidmore TMT.XXX.PRE.05.0XX.DRF01 1 Introduction TMT and its Site testing. Important choice before going on site. ... Considerations during analysis of the data. TMT.XXX.PRE.05.0XX.DRF01 2 Some Background about the TMT Site Testing TMT is a 30m, segmented, RitcheyChretien telescope design. ... ASCA Cloud Cover Analysis So how do we do it in practice? ...

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• Methods and instruments to measure/monitor major site properties
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... Contacting and discussing with people sharing your interests, participating in night sky observations with telescopes as well as a large choice of astronomical books, magazines and video-tapes out of our club library. ... A reasonable compromise for observing both planets and brightest deep sky objects ( nebulae, galaxies) are either a 4 to 8 inch mirror telescope ( Newton, Schmidt-Cassegrain ) or a 3 to 4 inch refracting ( lens) telescope. ... Where can I buy a telescope in Luxembourg ? ...

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• AAL Printout

... Advises . Contact Advises . As an advise for amateurs we would like to underline: if it's possible, try to observe 3 asteroid positions per night and do not neglect to observe the Numbered Minor Planets in your telescope field of view as a "by product" of your observational programs. ... We think such estimations ought to be produced every morning after CCD observations of the moving celestial objects by observer himself. ...

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C C C C C C lass lass lass lass lass lass 1 2 3 4 5 6 Introduction, Background Solar System Stars Galaxies Cosmology Special Topics Class 1 Introduction, Background History of Modern Astronomy The Night Sky, Eclipses and the Seasons Kepler's Laws Newtonian Gravity General Relativity Matter and Light T lescopes e 1. ... Kirchoff's Laws trum Emission Line Spectrum 2. A low-density, hot gas emits light whose spectrum consists of a series of bright emission lines. ... Absorption Spectrum 3. ...

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• AAA Urban Starfest in Central Park ? Amateur Astronomers Association of New...
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. " The Arecibo Observatory is sponsored by the National Science Foundation. Any opinions, findings and conclusions or recommendations . expressed in this publication are those of the author(s) and do not necessarily reflect the views of the National Science Foundation."

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... Astronomy news . ... NASA's Spitzer Images Out-of-This-World Galaxy . ... It is spiral-shaped like our Milky Way, with long, spindly arms of stars. The "eye" at the center of the galaxy is actually a monstrous black hole surrounded by a ring of stars. In this color-coded infrared view from Spitzer, the area around the invisible black hole is blue and the ring of stars, white. ... The ring around the black hole is bursting with new star formation. ...

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• TESIS - Telescopes for EUV Spectral Imaging of the Sun
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... Iowa Robotic Telescope | ... Talon is based on OCAAS, a software suite developed by software engineer Elwood Downey ( Clear Sky Institute ) for use at the University of Iowa ?s first remote facility (the ATF, or Automated Telescope Facility). ... XObservatory : Telescope Control Interface . ... This program calls upon and coordinates much of the interrelated portions of the Talon architecture, and forms the primary control panel for the telescope, dome, and peripheral systems when used locally. ...

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Album : asv-album :: Travels to distant places and countries :: 1998/06 Nauchny, Katsively (Crimea, Ukraine) ::В Научном . ... On the Observatory park alleys. ... In the Observatory park . ... On the road from SAI Crimean Division to Crimean Astrophysical Observatory. View to the Selpukhra direction . Side entrance to SAI Crimean Division . ... Sergey Shoumko, near the front of Crimean Observatory main building . ... A view to observatory from the nearby hill . ...

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• Crimea, Nauchni, June 1998
• Florence. Views from Gitto's campanille and Duomo Cupola
• Fiesole--Settignano walking tour