M13 Great Globular Cluster in Hercules

Messier 13 (M13), also designated NGC 6205 and sometimes called the Great Globular Cluster in Hercules or the Hercules Globular Cluster, is a globular cluster of about 300,000 stars in the constellation of Hercules.

M13 Great Globular Cluster In Hercules

Object:

M13 Great Globular Cluster in Hercules

Date:

June 2nd (L) and 4th 2013 (RGB)

Equipment:

Telescope: Takahashi Sky 90II with F/4.5 reducer/flattener

Camera: SBIG ST-2000XM w/ CFW9v2 (Astronomik HaLRGB)

Autoguider: Orion Starshoot

Guidescope: Orion 80mm Shorty

Mount: Celestron CG-5 Mount

Exposure Info:

L: 13 x 5 mins
R: 10 x 3 mins 2×2 binned
G: 10 x 3 mins 2×2 binned
B: 10 x 3 mins 2×2 binned
Dark and Flat Frame calibrated
Total exposure time: 155 mins

Processing:

Maxim DL 5.23, Photoshop CS6

Notes:

The night was crystal clear. During the imaging session, I saw the International Space Station and a Sattelite fly. I also saw a meteor shoot across the sky.

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