IC 4756 - open cluster in Serpens

  Size: 2000 px      
© Velimir Popov & Emil Ivanov 2018

IC 4756 (other designation Melotte 210) is an open cluster in the constellation Serpens Cauda. Its angular size is about 50' and its distance is estimated to be about 1300 light years away from Earth. Recently this open cluster has been studied from IRIDA staff in search for potential Hα emission candidates. The results can be found here .

Image details:


Center of field RA 18:38:53 (h:m:s)
Center of field DE +05:26:36 (deg:m:s)
Size 1.97 x 1.31 (deg)
Pixel scale: 1.77 (arcsec/pixel)
Orientation: Up is 69.3 degrees E of N
Charts and image details obtained from Astrometry.net
Optic(s): ASA 12" Astrograph @ f/3.6 (Newton)
Mount: ASA DDM85 Standard
Camera: SBIG STL 11000 M
Filters: Red, Green, Blue, Astronomik filters
Dates/Times: 15. Sep. 2017
Location: IRIDA Observatory, BG, longitude: E 24 44' 18", latitude: N 41 41' 42"
Exp. Details: R:5x3 min, G:5x3 min, B:5x3 min, Bin 1, Total Exposure Time - 45 min.
More details: Dark and flat frames reduction
Processing: PixInsight / PS
Copyright: Velimir Popov and Emil Ivanov 2013 - 2018. All Rights Reserved
e-mail: info@irida-observatory.org
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