Antilhue - Chile

M 20 - Trifid Nebula
Home Clusters Galaxies Nebulae Solar System Bennett Catalogue Published images



Image Data

Designation M 20,  NGC 6514,  the Trifid Nebula
Object type Galactic emission + reflection nebula
Coordinates 18h03m   - 23°02'
Constellation Sagittarius  (Sgr)
Description A beautiful combination of emission (red) and reflection (blue) nebulosity about 25 arcmin in diameter.  Visually the emission part shows three of the four lobes, hence the name Trifid.  Distance:  about 5000 lightyears.

A wide field image taken with a 6" refractor is here.

Exposure LRGB 60:30:30:30 min @ -18°C, RGB binned 2x2, all exposures 5 min
Camera SBIG ST-10XE selfguided + CFW8 with Astrodon Tru-Balance LRGB filter set.
Optics RCOS 14.5" Ritchey-Chrétien with AP 0.67X reducer working at f/6.56
Mount Astro-Physics AP1200GTO
Software MaxIm DL/CCD, DeBloomer, Sigma Pre Beta 11, Adobe Photoshop CS
Location - Date - Time San Esteban (Chile) - 25May04 @ 06:00 UTC
Conditions Transparency 8,  Seeing 7, Temperature + 4°C