NGC 7547 (Peg)

NGC 7547 (Peg)

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Date/Site: 22. August 2025, e-EyE
Exposure/
Filter:
R: 17 x 180 seconds,
G: 17 x 180 seconds,
B: 18 x 180 seconds,
L: 18 x 300 seconds (-5°C)
Camera/
Optics/
Instrument:
ASI 2600MM Pro with Astronomik Type 2c-filters on 400mm f/5 Newton with 2" TS Comacorrector on AP1200 GTO
Data acquired remotely using N.I.N.A.,
Off-Axis-Guiding with ASI120,
Focusing with Microtouch,
Calibration with MaximDL 6, processing in PixInsight 1.8 using BXT and GraXpert

The small galaxy group known as Hickson Compact Group 93, consisting of NGC 7547, 7549 and 7550, shows clear signs of gravitational disturbances.
 

© Friedhelm Hübner, last revision:  02.12.2025