Messier 2 (Globular Cluster) - Sketch

messier 2 globular cluster sketch

object details: Messier 2
size: 16' ;  magnitude: 6.3m ;  distance: 33kly ;  constellation: Aquarius .

Location and conditions: Negev desert (Nahal Barak), Israel, ~6.6m sky.
Time and date: 14-15/09/2012 , 02:00.
Instrument: Skywatcher BKP250 10" F/5 Newton, 5mm Vixen LVW eyepiece (240X).
Drawing details: Graphite pencil sketch on a white paper, made while observing with a telescope under red light. Sketch is north oriented. Scanned, inverted and processed in Photoshop. Observer: Michael Vlasov.

Notes:
M2 is a quite spectacular, rich, bright globular cluster. It compsed of hundreds tiny stars. The cluster is quite symmetrical and doesn't show any notable features. I has a relatively bright core, in which it's quite difficult to resolve individual stars. There is a faint chain of stars going from the M2's NW edge

Original drawing:

M2 cluster sketch