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AAVSO Online Store

New items are available via an off-site print on demand AAVSO store!

Below is partial list of the items available for purchase directly from the AAVSO. (Only items available to buy online via Paypal are included.)  The complete inventory is available for sale by contacting the AAVSO.

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Note: CHOICE courses are discounted for AAVSO members, and some courses are only offered to members. If you are a member, log in to access them. If you are not a member, consider joining.
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This four week course is designed to help visual observers get the most enjoyment and scientific return from the observing programs they develop, based on each individuals’ equipment, observing conditions and interests.

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This course will use the first half of the newly-released AAVSO Guide to CCD Photometry and will provide motivation and scientific background for doing photometry with a CCD. Topics covered include system testing and basic image calibrations from bias and dark frame subtraction to flat fielding. Students will need their own image processing software, but images will be provided for those without their own equipment.

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This course will use the second half of the newly-released AAVSO Guide to CCD Photometry and will cover topics including optimal image photometry settings and techniques, transformation, and basic error estimation. We'll also discuss how to plan an observing run to optimize the scientific return of your observations. Part 1 of this course is not a prerequisite, but is very strongly encouraged for new CCD photometrists. Image processing software is required, but images will be provided for those without their own equipment.

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The life of Dr. Dorrit Hoffleit—world-renowned astronomer, expert on variable stars, astrometry, and the history of astronomy—is a story of hardships endured, difficulties surmounted, lessons learned, goals met, and successes attained. She has spent a lifetime at work with some of the greatest astronomers of the 20th century, and has inspired new generations of young astronomers. The American Association of Variable Star Observers is proud to publish this wonderful book. Hardcover 176 pages + xviii, 18 pages of photos, with references, complete bibliography, and a foreword by AAVSO Director, Janet A. Mattei.

Price includes domestic shipping in the US. For international orders, please email the AAVSO.

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AAVSO 49 Bay State Rd. Cambridge, MA 02138 aavso@aavso.org 617-354-0484