Clear Skies • Clear Skies Observing Guides

CSOG Comparison

You people baffle me. You spend all your money on these fancy books. You surround yourselves with them. They're the wrong books.

- Will Hunting

portrayed by Matt Damon in "Good Will Hunting"

It is up to everyone, individually, to compare the Clear Skies Observing Guides to other visual astronomy publications. Here are a few pointers:

	CSOG	Every Other Publication
97 Unique editions	✅	❌
Designed for use at the eyepiece	✅	❌
Complete catalogs for galaxies, star clusters and nebulae	✅	❌
Editions for multiple telescope aperture classes	✅	❌
Observing guides by constellations	✅	❌
Double star editions	✅	❌
Carbon stars	✅	❌
Observing programs	✅	❌
Star party observing programs	✅	❌
Observing aids	✅	❌
>25,000 objects	✅	❌
±17,000 deepsky objects	✅	❌
>7,200 double stars	✅	❌
866 Carbon stars	✅	❌
Unique content	✅	❌
Up-to-date information	✅	❌
Image(s) for every deepsky object & carbon star	✅	❌
4 Different image orientation options	✅	❌
Only images with known dimensions	✅	❌
Only images with known orientations	✅	❌
Historically correct designations	✅	❌
Synonym designations	✅	❌
Field descriptions	✅	❌
Index file(s) for every edition	✅	❌
Frequent updates	✅	❌
Weekly new content	✅	❌
Monthly new editions	✅	❌
Matching AstroPlanner planfile(s) for every edition	✅	❌
Matching Autostar Tours for use with Meade's Autostar controllers	✅	❌
Matching NexTours for use with Celestron's NexRemote	✅	❌
Matching EQTours for use with EQMOD	✅	❌
Matching Argo Navis User Catalogs	✅	❌
Suitable for modern day night astronomy	✅	❌
Not a book, but a concept	✅	❌
Truly a celestial encyclopedia	✅	❌
Future proof	✅	❌
Donation based	✅	❌
Non-profit	✅	❌
The ultimate observing tool	✅	❌
The ultimate planning tool	✅	❌
Accompanied by a dedicated website	✅	❌
Weekly Newsletter	✅	❌
Larger than all existing publications combined	✅	❌
In a league of its own	✅	❌
Endless tables with only text for objects	❌	✅
Alphabet soup	❌	✅
Unusable at the eyepiece of a telescope	❌	✅
The beaten path	❌	✅
Endless repetition of objects	❌	✅
Raising more questions than answering	❌	✅
Very incomplete	❌	✅
Plenty of errors and inconsistencies	❌	✅
Known errors remain forever uncorrected	❌	✅
Not using original data	❌	✅
Information blindly copied from other publications	❌	✅
Reproducing errors in other publications	❌	✅
Willfully ignoring correct data	❌	✅
Magnitude limit for displayed stars	❌	✅
Coffee table book	❌	✅
Expensive	❌	✅
Obsolete at time of publication	❌	✅