M109 A Barred Spiral Galaxy in Ursa Major

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Photographer:

vjagannathan

Location of Photo:

Washington D.C.

Date/Time of photo:

24 February 2023 / 00:00:00 - 06:00:00; 26-27 February 2023 / 23:46:59 - 05:52:18; 28 February - 1 March 2023 / 23:42:28 - 05:51:48; 4-5 March 2023 / 23:44:35 - 05:35:57; 5-6 March 2023 / 23:46:57 - 05:30:42

Equipment:

Scope: WO Zenith Star 81mm f/6.9 with WO 6AIII Flattener/Focal Reducer x0.8; Cooled Camera: ZWO ASI 2600 MC Pro at 100 Gain and 50 Offset; Mount: iOptron GEM28-EC; Guider: ZWO Off-Axis Guider; Guide Camera: ZWO ASI 174mm mini; Focuser: ZWO EAF; Light Pollution Filter: Chroma LoGlow Broadband - 2"; Software: Pixinsight.

Description:

I photographed M109 (a Barred Spiral Galaxy in Ursa Major) on the nights of 24, 26-28 February 2023 and 1, 4-6 March 2023 from a Bortle class 8 area. Having acquired 298x300s subs, which equates to 24.8 hours of total exposure, I processed the data in Pixinsight.

Website:

https://www.flickr.com/photos/vasu-jagannathan/albums/72177720305080806