NEED TO KNOW
The terms and symbols used in The Sky Guide
81,9(56$/ 7,0( 87 AND BRITISH SUMMER 7,0( %67
Universal Time (UT) is the standard time used by astronomers around the world. British Summer Time (BST) is one hour ahead of UT.
5$ 5,*+7 $6&(16,21 $1' '(& '(&/,1$7,21
These coordinates are the night sky’s equivalent of longitude and latitude, describing where an object is on the celestial ‘globe’.
Objects marked with this icon are perfect for showing to children
Allow 20 minutes for your eyes to become dark-adapted
Use a CCD, planetary camera or standard DSLR
SMALL/ MEDIUM SCOPE
Reflector/SCT under 6 inches, refractor under 4 inches
Reflector/SCT over 6 inches, refractor over 4 inches