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Technical card

Resolution: 4516x3450

Dates: Feb. 13, 2017Feb. 14, 2017Feb. 15, 2017

Frames:
Baader Blue 1.25" Filter: 62x60" (gain: 200.00) -20C bin 1x1
Baader Green 1.25" Filter: 62x60" (gain: 200.00) -20C bin 1x1
Baader Ha 1.25" 7nm: 100x90" (gain: 200.00) -20C bin 1x1
IDAS LPS D1: 82x60" (gain: 200.00) -20C bin 1x1
Baader Red 1.25" Filter: 54x60" (gain: 200.00) -20C bin 1x1

Integration: 6.8 hours

Darks: ~100

Flats: ~100

Bias: ~200

Avg. Moon age: 17.74 days

Avg. Moon phase: 89.75%

Bortle Dark-Sky Scale: 5.00

Temperature: -3.00

Astrometry.net job: 1471222

RA center: 85.170 degrees

DEC center: -2.315 degrees

Pixel scale: 1.904 arcsec/pixel

Orientation: 101.336 degrees

Field radius: 1.503 degrees

Locations: Backyard, Borås, Sweden

Description

2017-02-13 19:00-21:30
Some high clouds, no wind, rising moon, 80% humidity, -3 degrees C

2017-02-14 19:00-22:00
Some high clouds, no wind, rising moon, 60% humidity, 0 degrees C

2017-02-15 19:00-22:00
Clear, no wind, no moon, 55% humidity, 0 degrees C

Comments

Author

Peter Folkesson
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IC434 Horsehead Nebula – 2017, Peter Folkesson

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