Barnard 235 from Telescope Live AUS-2-CCD

From time to time I obtain data sets from remote observatories. One of my favorite providers is Telescope Live with telescopes in e.g. Chile, Australia and Spain. One of the data sets I received, was data from the dark nebula Barnard 235, located in the constellation Scorpius.

Data calibration and registration and the final processing was done with PixInsight. The result was as follows:

The images were taken with the following equipment:

• Location: Heaven’s mirror Observatory, Australia
• Telescope: Takahashi FSQ-106ED
• Focal length [mm]: 382
• Focal ratio: 3.6
• Mount: Paramount MX+
• Camera: FLI Proline 16803
• Filter: L:R:G:B
• Exposure time [min]: 90:90:90:90
• Resolution: 4.74″/px