M31 (And)

M31 (And)

Click on the image for a larger version

Date/Site: 18., 20. and 21. January 2020. Remote observatory on the AAR club's site in Presberg
Exposure/
Filters:
R: 12 x 180 seconds,
G: 12 x 180 seconds,
B: 9 x 180 seconds,
L: 27 x 180 seconds (-20°C)
Camera: QSI 632 with Astronomik Type II-filters
Optics/
Instrument:
80mm f/5 SW Esprit on 10Micron GM1000 HPS
Guiding: Lodestar attached to a 60mm-finder,
focusing: Robofocus and FocusMax,
data acquired remotely using CCD-Commander and MaximDL 6,
calibration and processing: PixInsight 1.8

 

© Friedhelm Hübner, last revision:  09.12.2024