Celestron 21017 - Celestial Photography Celestial Photography; The Messier Catalog the Messier Catalog

Table of Contents • iii
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CELESTIAL OBSERVING CELESTIAL OBSERVING
CELESTIAL OBSERVING CELESTIAL OBSERVING
CELESTIAL OBSERVING
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3636
3636
36
Observing the Moon .......................................................................................................................36
Observing the Planets .....................................................................................................................37
Using the Lens Cap Aperture Stop.............................................................................................37
Observing the Sun ..........................................................................................................................37
Observing Deep-Sky Objects ...........................................................................................................38
Using the Setting Circles ....................................................................................................38
Star Hopping .....................................................................................................................39
Viewing Conditions ........................................................................................................................41
Transparency ....................................................................................................................41
Sky Illumination ...............................................................................................................41
Seeing ...............................................................................................................................41
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CELESTIAL PHOTOGRAPHY CELESTIAL PHOTOGRAPHY
CELESTIAL PHOTOGRAPHY CELESTIAL PHOTOGRAPHY
CELESTIAL PHOTOGRAPHY
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4343
4343
43
Short Exposure Prime Focus ...........................................................................................................44
Piggyback ...................................................................................................................................... 46
Projection Photography ..................................................................................................................48
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TELESCOPE MAINTENANCE TELESCOPE MAINTENANCE
TELESCOPE MAINTENANCE TELESCOPE MAINTENANCE
TELESCOPE MAINTENANCE
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4949
4949
49
Care and Cleaning of the Optics .......................................................................................................49
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OPTIONAL ACCESSORIES OPTIONAL ACCESSORIES
OPTIONAL ACCESSORIES OPTIONAL ACCESSORIES
OPTIONAL ACCESSORIES
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5050
5050
50
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THE MESSIER CATALOG THE MESSIER CATALOG
THE MESSIER CATALOG THE MESSIER CATALOG
THE MESSIER CATALOG
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5353
5353
53
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LIST OF BRIGHT STARS LIST OF BRIGHT STARS
LIST OF BRIGHT STARS LIST OF BRIGHT STARS
LIST OF BRIGHT STARS
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5656
5656
56
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FOR FURTHER READING FOR FURTHER READING
FOR FURTHER READING FOR FURTHER READING
FOR FURTHER READING
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