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Technical card

Resolution: 2688x2130

Dates: March 19, 2015

Frames:
Astrodon Blue G2E: 6x300" -25C bin 2x2
Astrodon Green G2E: 6x300" -25C bin 2x2
Astrodon Luminance G2E: 10x600" -25C bin 1x1
Astrodon Red G2E: 6x420" -25C bin 2x2

Integration: 3.4 hours

Flats: ~30

Bias: ~30

Avg. Moon age: 27.89 days

Avg. Moon phase: 3.03%

Bortle Dark-Sky Scale: 4.00

Mean SQM: 20.84

Astrometry.net job: 594905

RA center: 186.923 degrees

DEC center: 13.082 degrees

Pixel scale: 2.082 arcsec/pixel

Orientation: 179.899 degrees

Field radius: 0.992 degrees

Locations: My Garden Place, Lilienthal, Niedersachsen, Germany

Description

Markarian's Chain is found almost at the center of the Virgo Galaxy Cluster. The most massive galaxy of the Virgo Galaxy cluster, M 87, is located just outside of the frame. The underlying LRGB series of this photograph was taken in a single night. Bright galaxy cores have been processed in Pixinsight with HDR wavelets in order to preserve the details.

Comments

Author

JuergenB
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Markarian's Chain - Centered on NGC 4435, JuergenB