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Contains:  NGC 1275, NGC 1272, NGC 1250
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Perseus Cluster – Abell 426, 


            Peter Folkesson
Perseus Cluster – Abell 426

Perseus Cluster – Abell 426

Technical card

Resolution: 4500x3400

Dates:Jan. 6, 2018Jan. 9, 2018

Baader Blue 1.25" Filter: 50x60" (gain: 200.00) -20C bin 1x1
Baader Green 1.25" Filter: 45x60" (gain: 200.00) -20C bin 1x1
IDAS LPS D1: 140x60" (gain: 200.00) -20C bin 1x1
Baader Red 1.25" Filter: 61x60" (gain: 200.00) -20C bin 1x1

Integration: 4.9 hours

Darks: ~100

Flats: ~100

Bias: ~200

Avg. Moon age: 21.19 days

Avg. Moon phase: 59.66%

Bortle Dark-Sky Scale: 5.00

Temperature: 0.00 job: 1904868

RA center: 49.872 degrees

DEC center: 41.501 degrees

Pixel scale: 1.905 arcsec/pixel

Orientation: 271.540 degrees

Field radius: 1.492 degrees

Locations: Backyard, Borås, Sweden

Data source: Backyard


2018-01-09 18:00-01:00
Some high clouds, some wind, no moon, 62% humidity, 2 degrees C

2018-01-06 18:00-01:00
Clear, little wind, rising moon, 90% humidity, -6 degrees C



Peter Folkesson
License: None (All rights reserved)

Sky plot

Sky plot


Perseus Cluster – Abell 426, 


            Peter Folkesson