NGC4631 Galaxy
Very interesting on-the-edge galaxy
Photo Details
Telescope: Celestron C8N (1000mm)
Camera: Sbig ST-2000XM, Sbig Filter wheel, Baader 1.25" HLRGB filters
Mount: NJP Takahashi
Guiding: Self-guided
Exposure: L 10x720sec, RGB 2x600sec
When: February 2014
Other information: very good transparency, good seeing Photo Details
Telescope: Celestron C8N (1000mm)
Camera: Sbig ST-2000XM, Sbig Filter wheel, Baader 1.25" HLRGB filters
Mount: NJP Takahashi
Guiding: Self-guided
Exposure: L 20x480sek, RGB 5x480sek
When: April 2011
Other information: taken in city of Tarnow for liminance I used IDAS LP filter, good transparency, very good seeing