Sh2-155 (Cep)

Sh2-155 (Cep)

Click on the image for a larger version

Date/Site: 13. October 2018. Remote observatory on the AAR club's site in Presberg
Exposure/
Filter:
R: 7 x 180 seconds,
G: 6 x 180 seconds,
B: 12 x 180 seconds,
Ha: 21 x 300 seconds
O3: 10 x 300 seconds (-20°C)
Camera: QSI 632 with Astronomik Type II-Filters
Optics/
Instrument:
250mm f/4 Newton with Baader RCC1 on 10Micron GM1000 HPS
Guiding: Lodestar attached to a 61mm-finder,
focusing with Microtouch and FocusMax,
data acquired remotely using CCD-Commander and MaximDL 6,
calibration: MaximDL 6, processing: PixInsight 1.8

 
And the RGB-version:

sh2-155_rgb.jpg

 

© Friedhelm Hübner, last revision:  03.12.2023