NGC 5139 (Cen)

NGC 5139 (Cen)

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Date/Site: 29. and 30. January 2014, Astrofarm at the Hacienda los Andes, Chile
Exposure/
Filter		 LRGB: each channel 6 x 60 seconds,
and each channel 6 x 180 seconds (-20°C)
Camera: SBIG STL11000 with Astronomik type II-filters
Optics/
Instrument:		 Astro-Physics 175mm f/8 StarFire EDF triplet refractor with flattener on AP1200 GTO
Guiding: Lodestar attached to a 61mm-finder,
focusing: Robofocus and FocusMax,
image acquisition: CCD-Commander and MaximDL 5,
calibration and processing: PixInsight 1.8

Omega Centauri is the richest and largest globular cluster in the skies. It's form reminds me of a sunflower.

© Friedhelm Hübner, last revision:  06.02.2026