Field guide to deep-sky objects, a
Auteur :
Inglis, Mike
Éditeur :
Springer-Verlag New York Inc.
ISBN :
9781461412656
Date de publication :
2 nov. 2011
Dimensions :
23,5 x 15,5 cm
Langue :
Anglais
Pays d'origine :
USA
This star guide enables amateur astronomers to focus on a class of object, and using an observation list that begins with the easiest object, find and move progressively over a period of months to more difficult targets.