GxCl Abell 1  -  wide field

60%  resolution (1.3MB)

Object identification (1.3MB)

Image with 12" Newtonian (f=1120mm)

Object data of Abell1

Object type: Galaxy cluster
Size: 32'
Magnitude: -
Constellation: Peg
Distance: 1.5 GLy
Notes: The Abell catalog of rich clusters of galaxies is an all-sky catalog of 4,073 galaxy clusters. The first member of Abell's catalog is shown in the upper image. Abell 1 contains many galaxies, but these galaxies are very faint and very small, because of the large distance of this galaxy cluster to earth:
  • redshift z=0.125
  • Light-travel time = 1.5 billion years

Exposure data

Date: 2015-11-01 + 02 + 05 + 11
Location: Nussbach / Austria (400m)
Telescope: Takahashi FSQ-106ED (4" Apo f=530mm)
Camera: Canon EOS6D (ISO400)
Mount: ASA DDM85
Exposure time: 68x6min
Exposure time total: 6h48min