NGC 1758 and more
Mixed open clusters 3 in one frame: NGC 1758, NGC 1746, NGC 1750.
http://articles.adsabs.harvard.edu/cgi-bin/nph-iarticle_query?bibcode=1998A%26A...337..125G&db_key=AST&page_ind=8&data_type=GIF&type=SCREEN_VIEW&classic=YES
Photo Details
Telescope: FSQ106EDX (530 mm) Takahashi
Camera: Sbig STL11000, Sbig internal Filter wheel Baader HLRGB
Mount: NJP Takahashi
Guiding: Self-guided
Exposure: L 12x5min, RGB 3x8min each
When: September 2017
Other information: taken in the city of Tarnów