Jerry D. Cavin – författare

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2 produkter

1. 

   Amateur Astronomer's Guide to the Deep-Sky Catalogs

   Av Jerry D. Cavin

   Häftad, 2011

   385 kr

   Lägg i varukorg

   Every amateur astronomer has at least heard of the many different catalogs of deep-sky objects; the most well known are the Messier, the Caldwell, the Herschel, and the NGC. All of these catalogs are, in general, readily available, but very few amateur observers are in a position to choose the best …

2. 

   Amateur Astronomer's Guide to the Deep-Sky Catalogs

   Av Jerry D. Cavin

   E-bok, 2011

   538 kr

   Lägg i varukorg

   Every amateur astronomer has at least heard of the many different catalogs of deep-sky objects; the most well known are the Messier, the Caldwell, the Herschel, and the NGC. All of these catalogs are, in general, readily available, but very few amateur observers are in a position to choose the best …