Friday, 22 November 2013

NGC 6819



NGC 6819
Constellation - Cygnus
Open cluster
Distance - 7700ly
Mag - 7.3

Date - 21/11/13
Seeing - Antoniadi III
Transparency - 3/5
SQM 19.8 (LM 5.3)

Telescope - 16" f/4.5
EP - 17.3mm Delos x109 TFoV0.39

Sketch Notes
Three bright stars pin pointed the actual cluster of maybe a dozen fairly dim stars in the centre. Interesting cluster and fairly easy to find simply because the of the three keystone stars.

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