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A Year long wait

Technical card

Resolution: 2738x2171

Dates: Aug. 30, 2015Aug. 23, 2016Aug. 30, 2016

Frames:
Baader Planetarium Ha 7nm: 72x600" bin 1x1
Baader Planetarium OIII 8.5nm: 24x900" bin 1x1
Baader Planetarium SII 8nm: 24x900" bin 1x1

Integration: 24.0 hours

Darks: ~40

Flats: ~60

Flat darks: ~20

Bias: ~50

Avg. Moon age: 20.67 days

Avg. Moon phase: 59.96%

Bortle Dark-Sky Scale: 6.00

Astrometry.net job: 1246004

RA center: 323.627 degrees

DEC center: 57.482 degrees

Pixel scale: 1.199 arcsec/pixel

Orientation: -2.904 degrees

Field radius: 0.582 degrees

Locations: Castenedolo, Castenedolo, Italy

Description

I began this image last year (2015) on August 30, after that a long time is passed without imaging, but this year I finished this project:
The Elephant Trunk nebula in Cepheus imaged in Hubble palette.

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Author

Edoardo Luca Radi...
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A Year long wait, Edoardo Luca Radice (Astroedo)

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Imagers of Italy
Narrowband imaging