Comet C/2013 US10 (Catalina)


12" ASA - LRGB

      Size: 2000 px    
© Velimir Popov & Emil Ivanov 2015

C/2013 US10 (Catalina) is an Oort cloud comet discovered on 31 October 2013 by the Catalina Sky Survey at an apparent magnitude of 19 using a 0.68-meter Schmidt–Cassegrain telescope. This image is a mosaic of 3 frames, taken on December 9th 2015.

Image details:


Center of field RA 14:14:21 (h:m:s)
Center of field DE -01:27:13 (deg:m:s)
Size 2.55 x 1.48 (deg)
Pixel scale: 4.6 (arcsec/pixel)
Orientation: Up is 14.8 degrees E of N
Charts and image details obtained from
Optic(s): ASA 12" Astrograph @ f/3.6 (Newton)
Mount: ASA DDM85 Standard
Camera: SBIG STL 11000 M
Filters: L,R,G,B Astronomik filters
Dates/Times: 9. 12. 2015
Location: IRIDA Observatory, BG, longitude: E 24 44' 18", latitude: N 41 41' 42"
Exp. Details: L:3x120sec.,R:3x120sec.,G:3x120sec.,B:3x120sec., Bin 2
More details: Dark frames reduction
Processing: PixInsight / PS
Copyright: Velimir Popov and Emil Ivanov 2015. All Rights Reserved
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