NGC 1365 and galaxy cluster

Click for hires

NGC 1365 is a wonderful barred spiral galaxy in Fornax. This field includes also the galaxy cluster Abell 4449 with tens of smaller galaxies.

Technical data
Optics Pentax 75 apo refractor
Focal Length 500 mm
Focal Ratio f/6.7
Exposure Time 2 h 10 min (single exp of 10 min)
CCD Canon EOS 5D with Baader filter
Sensitivity 800 ISO
Location Tivoli Farm (Namibia) at 1350 m height
Date
3 September 2011
Mount Kenko NES
Tracking Lodestar with a small refractor (F.L. 100 mm, aperture 23 mm)
Temperature and humidity T= +0°C, RH=41%
Sky brightness at zenith (with SQM-L) 22.1 mag/arcsec^2
Notes This image is a collaborative effort of the Namibia 2011 expedition. Processing: Lorenzo Comolli. Images by: Lorenzo Comolli, Luigi Fontana, Giosuè Ghioldi, Emmanuele Sordini.


HTML Editing and Publishing by Lorenzo Comolli. Email me at comolli@libero.it.
Back to Main Page