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(IAAC) Object: M30 - Instrument: 13.1" Dobson



Observer: Michael Büchner 
Your skill: advanced
Date and UT of observation: 25.8.1992
Location & latitude: Kolbnitz, Austria, elev 1400m
Site classification: rural
Limiting magnitude (visual): 6m.2
Seeing (1 to 5 - best to worst): 2
Moon up (phase?): no
Instrument: 331 mm dobson, f/4,4
Magnification: 145x
Filters used: -
Object: M30
Category: GC
Constellation: Cap
Object data: 6m.9,  11.0' 
RA/DE: 21 40 22 /-23 10.8
Description:
A bright, large, well condensed globular with four nice star chains on
the south side. My 13" resolves the GC well at 145x.

You can find a sketch on my homepage:
http://www.webbsociety.org/observers/Buechner/index.html