Thursday, 5 December 2013

NGC 6940




NGC 6940
Constellation - Vulpecula
Open cluster
Distance - 2500Ly
Mag 6.3

Date 4/12/13
Seeing - Antoniadi III
Transparency 2/5
SQM 21.15 (LM 6.2)

Telescope - 16" f/4.5
EP - 28mm ES x68 TFoV 1˚

Sketch notes
Large, bright and easy to find although it sits amongst thousands of background Milky Way starts.
Poor transparency last night so this was the only object I observed.

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