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Cosmic Challenge: The Ultimate Observing List for Amateurs Philip S. Harrington Revised edition
Cosmic Challenge: The Ultimate Observing List for Amateurs
Philip S. Harrington
Listing more than 500 sky targets this guide will test novices and veterans alike. Each target object is accompanied by a difficulty rating, an in-depth visual description, an eyepiece illustration, and a detailed finder chart. This paperback edition has updated charts and data to challenge observers for years to come.
488 pages, Worked examples or Exercises
| Media | Books Paperback Book (Book with soft cover and glued back) |
| Released | April 11, 2019 |
| ISBN13 | 9781108710756 |
| Publishers | Cambridge University Press |
| Pages | 478 |
| Dimensions | 244 × 188 × 25 mm · 1.06 kg |
| Language | English |
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