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Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts.
The author, Nigel Cumberland, of a Teach Yourself book entitled Secrets of Success at Work. Like many similar series, Teach Yourself has always used a common design for all of its books. Most older titles are covered with a distinctive yellow and blue, (formerly black), dust jacket, but over the years the publisher has changed the cover design ...
Astrophotography, also known as astronomical imaging, is the photography or imaging of astronomical objects, celestial events, or areas of the night sky. The first photograph of an astronomical object (the Moon ) was taken in 1839 [ 1 ] , but it was not until the late 19th century that advances in technology allowed for detailed stellar ...
HOW TO USE THIS BOOK Both the public and corporate workshops are half-day events, but over the years many people have been doing the workshop on their own, usually taking about three hours to get through the 10 questions. Watching them succeed so well on their own helped me realize this really can be a simple do-it-yourself process.
3 Rural sky 6.6–7.0 21.3–21.6 the zodiacal light is striking in spring and autumn, and color is still visible; some light pollution evident at the horizon; clouds are illuminated near the horizon, dark overhead; nearer surroundings are vaguely visible; the summer Milky Way still appears complex; M15, M4, M5, and M22 are naked-eye objects
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[2] [3] Typical shutter speeds for a star trail range from 15 minutes to several hours, requiring a " Bulb " setting on the camera to open the shutter for a period longer than usual. However, a more practiced technique is to blend a number of frames together to create the final star trail image.
Typical short-exposure negative image of a binary star (Zeta Boötis in this case) as seen through atmospheric seeing.Each star should appear as a single Airy pattern, but the atmosphere causes the images of the two stars to break up into two patterns of speckles (one pattern above left, the other below right).