Celestial hemisphere:  Northern  ·  Constellation: Hercules (Her)  ·  Contains:  Hercules Globular Cluster  ·  M 13  ·  NGC 6205  ·  NGC 6207
Getting plate-solving status, please wait...
Hercules Global Cluster Colors, Peter Horvat
Hercules Global Cluster Colors
Powered byPixInsight

Hercules Global Cluster Colors

Getting plate-solving status, please wait...
Hercules Global Cluster Colors, Peter Horvat
Hercules Global Cluster Colors
Powered byPixInsight

Hercules Global Cluster Colors

Equipment

Loading...

Acquisition details

Loading...

Description

Shot Jul 2 2022 from my 15th floor terrace in Ljubljana, Slovenia.

Bortle: 6 /   

Mount: iOptron SkyGuider Pro on portable Manfrotto camera tripod /   

Camera: Nikon D5300 (stock) /   

Telescope: Teleskop service TSAPO72f6 SD Doublet /   

Filter: none

Field flattener/reducer: TS Optics Red279 (0.79x) /   

Guiding scope: SVBony 30mm mini guidescope /   

Guiding Camera: Orion Starshoot Mini 6.3 MP Imaging Camera /   

Acquisition: stack of 53 60sec exposures (total exposure 53 mins) @ ISO200 / Autoguiding with Phd2. /   

Processing: Siril default script preprocessing and stacking, photometric calibration, background extraction, Asinh transform / Photoshop 2020: crop; levels, curves; multiple camera raw filters with masks to reduce background noise and gradient without losing star color. Some last second corrections to vibrance and basic light sliders in Lightroom.

Comments

Sky plot

Sky plot

Histogram

Hercules Global Cluster Colors, Peter Horvat