Antilhue - Chile

NGC 5986 in Lupus
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Image Data

Designation NGC 5986,  Bennett 70
Object type Globular cluster
Coordinates 15 h 46 min    - 37° 47'   (Lup)
Description NGC 5986 is located 4° NW of Gamma Lupi.   One of Dreyer's remarkable objects, he describes this globular as very bright  (mag 7.1),  large  (9.8'),  round, and very gradually brightening toward the middle with stars of mag 13 to 15.  

Click on the image for a higher resolution version and notice the nice population of blue 'horizontal branch' stars.  The field of view is  37 x 25 arcminutes with north towards the bottom.

Exposure LRGB 40:12:12:12 min @ -20°C ;  all exposures unbinned
Camera SBIG STL-11000 with Astronomik Type 2 filterset  -  selfguided
Optics RCOS 14.5" Ritchey-Chrétien @ f/9 (prime focus)
Mount Astro-Physics AP1200GTO
Software MaxIm DL/CCD, CCDSharp, PixInsight V.1, Adobe Photoshop CS
Location - Date - Time San Esteban (Chile) - 09Apr2005 @ 07:00 UTC
Conditions Transparency 8,  Seeing 8, Temperature  + 7°C