M101 (UMa) and SN2023ixf

M101 (UMa) and SN2023ixf

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Date/Site: 28. and 30. Mai 2023. Remote observatory on the AAR club's site in Presberg
Exposure/
Filter:		 RGB: 37 x 300 seconds (-10°C),
L: 40 x 300 seconds (-20°C)
Camera/
Optics/
Instrument:		 Touptek 294CP on 150mm f/5 Newton with 2" Skywatcher Comacorrector,
Moravian G3-16200 with VIP-3010 Paracorr on 10Micron GM1000 HPS
Data acquired remotely with N.I.N.A.,
Guiding: ASI120 attached to a 61mm-finder,
Focusing with Microtouch,
Calibration and processing: MaximDL 6 and PixInsight 1.8

The large galaxy M101 had to be imaged again in 2023 to document supernova SN2023ixf, discovered on May 19th by japanese amateur Koichi Itagaki.
As always with M101 I found that colour balance was difficult, enhanced by impairment by Saharan dust in the atmosphere.

© Friedhelm Hübner, last revision:  09.12.2024