Page 4 - BBC Sky at Night Beginners Guide to Astronomy - 2017 UK
P. 4
CONTENTS
6 The fi rst night – start stargazing 40 Telescope mounts
the right way 42 Equatorial mounts, part 1
– setting up
NEED TO KNOW 44 Equatorial mounts, part 2
– aligning
10 Observing stars 46 Equatorial mounts, part 3
14 Signposts in the stars – how the mount moves
18 Star co-ordinates 48 Go-To telescopes
20 Star charts 50 Introduction to eyepieces
22 Our place in space 52 Choosing an eyepiece
24 Seeing and atmospheric 54 Filters
transparency 56 Observing accessories
26 Light pollution 58 Know your scope stats
28 Keeping an observing log 60 Know your fi eld of view
29 Distances in space 62 Astrophotography
31 Measuring space 65 Webcam imaging
WHAT TO USE WHAT TO SEE
34 Double vision – binoculars 68 Your fi rst fi ve sights
36 Simple telescopes 70 Star clusters in binoculars
38 Compound telescopes 72 Double stars
THINKSTOCK
04 skyatnightmagazine.com 2012
