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Astroguide Alphabetical Listings

For listings by category go here

# Listings

Calgary Centre, Royal Astronomical Society of Canada
Amateurs and professionals dedicated to the furtherance of astronomy and related sciences.
Visited 9438 times - Selected 10 hours ago
California Association for Research in Astronomy - CARA
Responsible for operation of the Keck Telescope.
Visited 6588 times - Selected 3 hours ago
California Tubular Design
Maker of colorful telescope tubes. They seem to hide behind an astronomy-mall web page.
Visited 5078 times - Selected 3 hours ago
Camarillo Observatory
This site is dedicated to those individuals interested in performing asteroid and comet astrometry, using simple off-the-shelf equipment! If you are tired of taking pretty pictures with your CCD camera and want to perform some real science read on...
Visited 4558 times - Selected 3 hours ago
Cape Breton Astronomical Society
Club serving Nova Scotia.
Visited 7471 times - Selected 10 hours ago
Carl Zeiss, Inc., North America
Zeiss manufactures a wide array of precise optical, electronic, and mechanical devices and components. Sometimes known as "The Great Name in Optics."
Visited 4799 times - Selected 3 hours ago
Carter Observatory, The National Observatory of New Zealand
The Carter Observatory is located in the Botanic Gardens of Wellington, the capital city of New Zealand. It was opened in December 1941, and owes its origin to funds left by the business-man, farmer, and politician Charles Rooking Carter.
Visited 5063 times - Selected 3 hours ago
Carton Optical Canada, Inc.
Supplier of several types of optics including binoculars made by Alderblick.
Visited 5507 times - Selected 3 hours ago
Catseye Collimation
Specializes in an easy-to-use "NIGHTTIME" Newtonian Collimation system featuring the CATSEYE(tm) Cheshire eyepiece. They also offer the solid oak CATSPERCH(tm) adjustable Observing Chair.
Visited 5237 times - Selected 3 hours ago
Catskills Astronomy Club
Amateur astronomy club 2,157' high in Mag 6 skies of Sullivan County, NY
Visited 7661 times - Selected 10 hours ago
CBA Brno
CBA Brno is a group of variable star observers using CCD cameras for their work.
Visited 6467 times - Selected 10 hours ago
CCD Land
Nik Szymanek's Astronomy Web Site. Here you will find details of activities in astronomy and CCD imaging.
Visited 7012 times - Selected 3 hours ago
Celestial Products, Inc.
Celestial Products publishes astronomical graphics, calendars, and other goodies.
Visited 6617 times - Selected 3 hours ago
Manufacturer of Schmidt-Cassegrain Telescopes.
Visited 5525 times - Selected 3 hours ago
Central Montana Astronomy Society
CMAS holds public star parties at the Lewis and Clark Interpretive Center, Great Falls, Montana, on the first Friday of the month.
Visited 7452 times - Selected 10 hours ago
Central New York Astronomy Club
Serving central New York State, CNYAC is a diverse group that includes people of all levels of interest and experience from amateur to a few professionals.
Visited 3616 times - Selected 10 hours ago
Central Pennsylvania Observers
CPO was formed in 1997 to promote interest in amateur astronomy and observing the wonders of the night sky.
Visited 7082 times - Selected 10 hours ago
Central Texas Astronomical Society, Inc.
The Central Texas Astronomical Society, Inc. is a Non-Profit scientific orgainization with over 115 members. We are in the process of constructing an observatory.
Visited 7946 times - Selected 10 hours ago
Ceravolo Optical Systems
High Definition Maksutov-Newtonian Telescopes.
Visited 7196 times - Selected 3 hours ago
Charlottesville Astronomical Society
"Promoting the Enjoyment of Observing and Learning for All" CAS meets on the first Wednesday evening of each month in the University of Virginia's historic McCormick Observatory, which was built in 1883 and houses a 26 inch Clark refractor, the twin of the telescope at the U.S. Naval Observatory.
Visited 5003 times - Selected 10 hours ago
Chippewa Valley Astronomical Society
The Chippewa Valley Astronomical Society (C.V.A.S.) is an amateur astronomy club in Wisconsin's Chippewa Valley.
Visited 5687 times - Selected 10 hours ago
Clear Sky Institute, Inc.
Clear Sky Institute was founded in 1993 to create research-grade telescope control and astronomical analysis software for UNIX systems, particularly versions running on PC hardware. Today our flagship commercial product is XEphem, the accurate and reliable interactive planetarium tool for all UNIX systems including Linux, FreeBSD and Solaris.
Visited 6658 times - Selected 3 hours ago
Club d'astronomie de la Peninsule acadienne
Club serving New Brunswick.
Visited 6325 times - Selected 10 hours ago
Coeli Software Products
Producers of acclaimed Stella 2000, Adastra, Coeli, and AstroTray Virtual Observatories, along with the educational titles Sky Quiz, Visual Planets, and the New Windows Dictionary of Astronomy.
Visited 5653 times - Selected 3 hours ago
College of St. Catherine Observatory
The observatory is open to the public. Information is available on web site or by telephone.
Visited 4311 times - Selected 3 hours ago
Collins Electro Optics Llc
Image intensifiers for astronomy use.
Visited 4799 times - Selected 3 hours ago
Company Seven, Astro-Optics Division
Company Seven is a resource for the international professional and amateur astronomical community.
Visited 5828 times - Selected 3 hours ago
Compare Infobase Pvt. Ltd.
Directory of astronomy web sites.
Visited 4244 times - Selected 3 hours ago
Computer Optical Products, Inc.
Founded in 1983, COPI is an innovator in the design of optical encoders.
Visited 5052 times - Selected 3 hours ago
Comsoft was founded in 1990 as a software consulting company providing telescope control and satellite tracking services to the amateur and professional astronomical community. Products include PC-TCS(tm) and SATPRO(tm).
Visited 5244 times - Selected 3 hours ago
Cookbook Ccd Camera Home Page, The
Here is a guide to Cookbook CCD Camera Information.
Visited 6526 times - Selected 3 hours ago
Cool Observatory
A Amatuer Astronomers website featuring CCD images,how to, and a many links to cool sites.
Visited 6412 times - Selected 3 hours ago
Coronado Technology Group
Coronado Instruments manufactures optical instruments for Solar observing. In addition to dedicated Solar telescopes they manufacture Solar instrumentation and offer consultation on Solar instrument projects.
Visited 4731 times - Selected 3 hours ago
Cosmos Pat-El Trading
The largest Astronomical center in Israel. "CosmoS" provides astronomical products and professional guidance to educational institutions and amateurs.
Visited 4858 times - Selected 3 hours ago
Coulter Optical
Telescope and optics manufacturer. Purchased by Murnaghan Instruments. Maker of Odyssey line of telescopes.
Visited 14522 times - Selected 3 hours ago
Cutler of New England, Inc.
Makers of hand crafted telescopes.
Visited 4351 times - Selected 3 hours ago
Cyanogen Productions, Inc.
This company markets the "MaxIm DL" image processing software, and MaxIm DL/CCD imaging software which controls CCD cameras, autoguiders, filter wheels, telescopes, and focusers.
Visited 8470 times - Selected 3 hours ago
Cygnus-Quasar Books, Books by John Kraus
Book topics include Radio Astronomy and antennas.
Visited 4462 times - Selected 3 hours ago
Cyprus Astronomical Society
Cyprus Astronomical Society was established in 1990 by a group of professional and amateur astronomers living in Cyprus.
Visited 6246 times - Selected 10 hours ago
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