Antilhue - Chile

NGC 4372 in Musca
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Image Data

Designation NGC 4372,  Bennett 50,  Caldwell 108
Object type Globular cluster
Coordinates 12 h 26 min    - 72° 40'   (Mus)
Description NGC 4372  is another globular cluster described as fairly faint (mag 7.8) and large (18.6'),  round,  with stars from mag 12-16.  Its location in a dusty area of Musca near the 'Dark Doodad' nebula and 0.7° SW of Gamma Muscae, accounts for the blue extinction and turns it into a visually challenging object.  For reference: the bright foreground star is mag 6.6 .

South is up in this approx.  37 x 25 arcminutes field of view.

Exposure LRGB 30:9:9:9 min @ -20°C ;  all exposures 3 min 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, Sigma Pre Beta, PixInsight V.1, Adobe Photoshop CS
Location - Date - Time San Esteban (Chile) - 03Apr2005 @ 05:00 UTC
Conditions Transparency 5-6,  Seeing 6, Temperature  + 13°C