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Real Astronomy with Small Telescopes
Despite their limits in types of observation, 80-mm refractors and 90-mm Maksutovs have sufficient aperture and magnifying power to provide a lifetimeofobservingpleasure.Theyareidealforlunaroccultationmeasurements, tracking the solar activity cycle, observing variable stars and measuring binary ix x Preface stars.
- Undertitel
- Step-by-Step Activities for Discovery
- Författare
- Michael Gainer
- Upplaga
- 2007 ed.
- ISBN
- 9781846284786
- Språk
- Engelska
- Vikt
- 310 gram
- Utgivningsdatum
- 2006-12-12
- Förlag
- Springer London Ltd
- Sidor
- 148
