CUIR's blurb   Environment Color scheme options for this website Local content About this website and it's author Story of my passion's birth Eyepiece philosophy - The right eyepiece. The spreadsheet download page Keeping your astronomy gear dry Astronmy & camping. The Starparty checklist. The right gear. What to buy ? Highly recommended reference work David Knisely on Filters Filter performance comparison, D. Knisely A.L. Johnson's Mag 7 Star Atlas Ryukyu club's tables of astronomy formulae Stellarium - planetarium software The Triatlas Project Unavoidable websites Attila Danko's world famous clear sky charts Cloudynights Cornell U's "Ask an astronomer" The sky at night magazine. Sky at night at the BBC Sky and Telescope Astronomy magazine Atlas of the universe Astro Buy and Sell. Serving Canada's market Astromart. Astronomy gear auctions Who' who Wiki. Astrophysicians, astronomers and known opticians. A genius with bad hair Charles Messier Galileo Galilei Sir Patrick Moore Laurent Cassegrain Dmitri Maksutov Bernhard Schmidt Hermann Carl Vogel Pierre Méchain William Herschel Fritz Zwicky George Ogden Abell Christian Doppler James Bradley Stephen Hawking Johannes Kepler Tycho Brahe Edmund Halley Georg Simon Plössl David H. Levy Other nice references. Famous physicists. - D. Mark Manley Famous astronomers. - D. Mark Manley Astronomer's Telegram Miscelaneous links Téléscopes Normand Fullum Favorite dark sky spots Not so dark, but still great. "All information is imperfect. We have to treat   it with humility. " Jacob Bronowski, Ph.D. The Ascent of man.

Spreadsheet download page. Current: version 6.8 Changelog: Readme.rtf Downloads: Download the current spreadsheets File's CRC value is 64771E60    MD5 is ed51c9380898fbde3835bff2ade736ad Wondering what this spreadsheet stuff is all about? Click here! Screenshots of the spreadsheets