Celestial hemisphere:  Northern  ·  Constellation: Hercules (Her)  ·  Contains:  Hercules Globular Cluster  ·  IC 4613  ·  IC 4614  ·  IC 4615  ·  IC 4616  ·  IC 4617  ·  M 13  ·  NGC 6194  ·  NGC 6196  ·  NGC 6197  ·  NGC 6205  ·  NGC 6207
M13, Stefan

M13

M13, Stefan

M13

Equipment

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Acquisition details

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Description

Object: M13 Hercules Globular Cluster

Exposure: 51 minutes total; 34x90" LRGB (mono)

Bortle scale: 4.5

Optics: SharpStar 94EDPH f/5.5 Triplet ED APO reduced 0.8x to f4.4 414mm

Camera (s): ZWO ASI 294MM-Pro

Mount: iOptron CEM70-EC

Filters: Badar UV IR/Astronmilk

Software: PixInsight, Photoshop

Notes: Had a lucky gap in the clouds on the day of mount being delivered (29th May). Frantically cut the grass/lawn :slight_smile: and got everything setup in the garden. Aiming for 10x90" LRGB but only managed 3x Blue subs before the clouds rolled in.

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M13, Stefan