Ruud de Vries - Dutch Backyard Astrophotography

Fighting light pollution.....

Abell 2151, Hercules Cluster

The Hercules Cluster (Abell 2151) is a cluster of about 200 galaxies some 500 million light-years distant in the constellation Hercules. It is rich in spiral galaxies and shows many interacting galaxies.

Name and aliases ACO 2151
Common names Her Cluster, Hercules Cluster
Type Cluster of Galaxies
Coordinates 16:05:15.00 +17:44:54.9
Radial velocity 11051.2 km/s
Redshift 0.036892
Distance 501.4 million light years
Link Simbad
Link HyperLeda

Abell 2151

Telescope
Esprit 120ED APO Triplet
Camera
Atik one 6.0
Mount
Skywatcher Eq6-R
Flattener
TSFlat2,5
Guiding camera
Starlight Xpress Lodestar
OAG
TS 2" Off Axis Guider
Exposure
35 * 600sec L, 11 * 600sec RGB

Abell 2151, annotated

Telescope
Esprit 120ED APO Triplet
Camera
Atik one 6.0
Mount
Skywatcher Eq6-R
Flattener
TSFlat2,5
Guiding camera
Starlight Xpress Lodestar
OAG
TS 2" Off Axis Guider