Antilhue - Chile
Antilhue - Chile
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| Designation | 47 Tuc, NGC 104, Bennett 2, Best 18, Caldwell 106 |
| Object type | Globular cluster |
| Coordinates | 00 h 24 min - 72° 05' Tucana (Tuc) |
| Description | This wonderful globular cluster,
also known as 47 Tuc, is crowded with innumerable stars steadily
increasing to the dense, very bright center. The field of view is 25 x37 arcmin, equivalent to the size of the full moon.
47 Tuc rivals
Omega Centauri for the title of the most beautiful globular in the sky and
is about 16.000 lightyears away.
Click on the image for a higher resolution version. Here is a wider field with the neighbouring Small Magellanic Cloud (SMC) and an older B&W image. |
| Exposure | NRGB 48:20:20:20 min @ -20°C ; all exposures unbinned, no filter on luminance |
| Camera | SBIG STL-11000 with Astronomik Type 2 RGB filterset - selfguided |
| Optics | RCOS 14.5" Ritchey-Chrétien @ f/9 (prime focus) |
| Mount | Astro-Physics AP1200GTO |
| Software | MaxIm DL/CCD, Sigma-Clip Pre-Beta 11, Registar, Adobe Photoshop CS |
| Location - Date - Time | San Esteban (Chile) - 02 resp. 26Nov2005 @ 04:00 resp 02:00 UTC |
| Conditions | Transparency 7/10, Seeing 6/10, Temperature + 10°C |
