Ruud de Vries - Dutch Backyard Astrophotography
Fighting light pollution.....
Abell 1377
Abell 1377 is galaxy cluster located in Ursa Major. The cluster contains hundreds of galaxies at a staggering distance of about 700.000.000 lightyears.
The cluster is located on the right of a bright M5.2 star
Abell 1377, Notice the small, yellow, galaxies on the right of the bright star.
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
L: 57 * 300 sec
RGB: 6 * 300 sec
Two recordings of Abell 1377 with an interval of about 65 years. The first photo was taken in the 50's (POSS1) and the second photo was made by myself in 2019. A number of stars have changed their position. Click on the photo to zoom in.