Distant Lights

Astrophotography

by Thomas Henne

My recent equipment

  • The Astrograph

    by Ernst Gamauf






  • Roll Off Roof Observatory

    In spring and summer 2014 I have built
    a small Roll Off Roof Observatory



  • Telescope:

    ASA (Astro Systeme Austria) 10" Astrograph
    (Newtonian Reflector)

    focal length 900 mm, focal ratio f/3,6



    Mount:

    ASA (Astro Systeme Austria) DDM60



    Tripod:

    Losmandy HD Tripod

  • Telescope:

    10" Skywatcher Newtonian Reflector
    diameter 254 mm
    focal length 1200 mm, focal ratio f/4,8



    5" Skywatcher Newton Reflector
    diameter 130 mm
    focal length 650 mm, focal ratio f/5




    Mount:

    Skywatcher NEQ 6 pro Synscan with Goto

  • For Widefield-Imaging:

    Canon EF 200mm f/2.8L II USM
    or
    Canon EF 24-105mm f/4L IS USM



    Guiding with Skywatcher 9x50 finderscope
    and Lacerta MGEN



  • Cameras:

    Canon EOS 500D (modified)
    for Color

    Canon EOS 500D (Bayer-Matrix removed)
    for Luminance

    15 megapixel APS-C sensor,
    22.3 x 14.9 mm (4752 x 3168 pixel)



  • Canon EOS 6D (not modified)
    20.2 megapixel full frame sensor,
    35.8 x 23.9 mm (5184 x 3456 pixel)



  • Correctors:

    ASA 3" Wynne Corrector 0,95x with
    Camera Adapter and
    Canon EOS 500D

    ASA 2" Coma Corrector Quattro 1.175x

    ASA 2" Reducer Corrector 0.73x

    Baader 2" Coma Corrector MPCC

  • ASA 2" Reducer Corrector 0.73x

    ASA 2" Coma Corrector Quattro 1.175x

    ASA EOS-Adapter/Off-Axis-Guider

  • Guiding:

    Lacerta MGEN Stand Alone Autoguider

    Lacerta Off Axis Guider/EOS-Adapter




    Coma Corrector:

    Baader 2" MPCC

  • Bahtinov-Mask for focusing