Messier 13 Great Globular Cluster in Hercules

New personal distance record - WISEA J163949.21+363200.1 is 365.91 +/- 25.62 Mpc away. That's about 1 193 452 056 light years away.

 

Equipment:

Scope: GSO 8" f/4

Mount: Sky-Watcher EQ6 R

Camera: Canon 600D Ha enhanced

Guide scope: ZWO 60/280mm

Guide camera: ZWO ASI 120MC-S

Coma corrector: Baader Mark III

Filter: Astronomik CLS 2"

 

Acquisition:

Lights: 43x120" ISO 800

Calibration frames: 14x Darks, 49x Flats, 52x Bias

Total integration time: 1h 26m

Localization: Small village near Płock, Poland (Bortle 6)

Date: 19.02.2020

 

Software:

Guiding: PhD2

Capture: APT

Mount control: SynScan Hand Controller

Postprocessing: Deep Sky Stacker, Photoshop, Lightroom

Done