Messier 4 – Spider Globular Cluster in Scorpius – OSC v3

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Messier 4 – Spider Globular Cluster in Scorpius – OSC v3

IAS – Internationale Amateursternwarte e.V. – Hakos Observatory, Namibia
IAS 20″ AK3 Newtonian Astrograph, 4″ Wynne Coma Corrector, f/3.7, custom English mount with FS2, off axis guiding, ASI2600MC Duo
127 x 60s, gain 100, offset 50, -5C, 30 flats, 50 bias, 30 darks
Total time: 7620s / 2h07
Data acquisition: N.I.N.A
Data calibration/integration: PixInsight WBPP
Image processing: PixInsight, BlurXTerminator, Lightroom