Open Cluster NGC 7789
Very dim open cluster in Cassiopeia that was discovered by Caroline Herschel in 1783.
Photo Details
Telescope: FSQ106EDX (530 mm) Takahashi
Camera: Sbig ST-8300M, Sbig Filter wheel, Baader 36mm round HLRGB filters
Mount: NJP Takahashi
Guiding: OOff-axi Orion SS Autoguider
Exposure: L 22x3min, RGB 5x5min
When: Fall 2013
Other information: taken from the city of Tarnow
Photo Details
Telescope: Celestron C8N (1000mm)
Camera: Sbig ST-2000XM, Sbig Filter wheel, Baader 1.25" LRGB filters
Mount: NJP Takahashi
Guiding: Self-guided
Exposure: LRGB L 30x3min RGB 6x5min
When: Fall 2010
Other information: good transparency, good seeing 
Photo Details
Telescope: FSQ106EDX (530 mm) Takahashi
Camera: Sbig ST-8300M, Sbig Filter wheel, Baader 36mm round HLRGB filters
Mount: NJP Takahashi
Guiding: Orion ST80 with Orion SS Autoguider
Exposure: L 18x3min, RGB 5x5min
When: Summer 2012
Other information: taken from the city of Tarnow, very good seeing