Antilhue - Chile

Messier 16 in H-Alpha
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Image Data

Designation M16,  NGC 6611,  IC 4703, Eagle Nebula,  Star Queen Nebula
Object type Emission nebula with embedded star cluster
Coordinates 18h 19min,  - 13° 46'   (Sagittarius ) 
Description Messier 16, the Eagle nebula,  is a beautiful emission nebula featuring a star forming region with columns made famous by the Hubble Telescope images.  It was discovered by Messier in 1764 and lies about 8000 light years from earth.  M 16 is a good example of the association of emission nebulosity with a cluster of young, hot O- and B-type stars.

Click on the above image to double the resolution (50% of original).  Here is a color image taken with a refractor showing twice the field of view.

Exposure Ha 180 min @ -25°C  -  all exposures 15 min
Camera SBIG STL-11000, selfguided  /   Astronomik 13nm Ha filter
Optics RCOS 14.5" Ritchey-Chrétien @ f/9
Mount Astro-Physics AP1200GTO
Software MaxIm DL/CCD, Sigma Pre Beta 11, Adobe Photoshop CS
Location - Date - Time San Esteban (Chile) - 21Aug2004 - 02:00 UTC
Conditions Transparency 6,  Seeing 5, Temperature  0° C