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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 |
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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 |
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© Friedhelm Hübner, last revision: 03.12.2023