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Contains:  IC 4996, Crescent nebula, NGC 6888, The star 34Cyg
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NGC6888 – 2018, 





    
        

            Peter Folkesson
NGC6888 – 2018

NGC6888 – 2018

Technical card

Resolution: 4347x3248

Dates:Sept. 5, 2016Aug. 20, 2018Aug. 21, 2018

Frames:
Baader Blue 1.25" Filter: 78x60" (gain: 200.00) -20C bin 1x1
Baader Green 1.25" Filter: 85x60" (gain: 200.00) -20C bin 1x1
Baader Ha 1.25" 7nm: 93x90" (gain: 200.00) -20C bin 1x1
IDAS LPS D1: 240x30" (gain: 139.00) -20C bin 1x1
Baader Red 1.25" Filter: 78x60" (gain: 200.00) -20C bin 1x1

Integration: 8.3 hours

Darks: ~100

Flats: ~100

Bias: ~200

Avg. Moon age: 7.83 days

Avg. Moon phase: 55.09%

Bortle Dark-Sky Scale: 5.00

Temperature: 9.88

Astrometry.net job: 2226499

RA center: 303.960 degrees

DEC center: 38.351 degrees

Pixel scale: 1.906 arcsec/pixel

Orientation: 9.062 degrees

Field radius: 1.437 degrees

Locations: Backyard, Borås, Sweden

Data source: Backyard

Description

2018-08-21 23:00-03:00
Clear, no wind, setting moon, 90% humidity, 10 degrees C
2018-08-20 23:00-02:30
Some high clouds, some wind, setting moon, 95% humidity, 10 degrees C
2016-09-05 21:30-00:30
Some high clouds, no moon, some wind, 80% humidity, 9 degrees C

Comments

Author

petfol
Peter Folkesson
License: None (All rights reserved)
1620
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NGC6888 – 2018, 





    
        

            Peter Folkesson