Saturday, 15 September 2012

M23



M23 / NGC6494
Constellation - Sagittarius
Open cluster
Distance - 2100 Ly

Date 14/9/12
Seeing - Antoniadi II
SQM 21.21 (NELM 6.2)

Telescope - 12" f/5
EP - 26mm T5 Nagler x59 TFoV 1˚39

Sketch materials - White pastel pencil and white ink pen

Sketch notes
Fairly unremarkable open cluster but still easy to pick out from the backdrop of thousands of Milky way stars.

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