Hemisphere:  Northern  ·  Constellation: Cygnus (Cyg)  ·  Contains:  Crescent Nebula  ·  NGC 6888
High hydrogen level in Crescent, 



    
        

            Lorenzo Taltavull Menéndez

High hydrogen level in Crescent

Acquisition type: Electronically-Assisted Astronomy (EAA, e.g. based on a live video feed)

Technical card

Imaging telescopes or lenses: Explore Scientific CF 127 FCD 100 Triplet APO

Imaging cameras: ZWO ASI1600MM Pro

Mounts: Skywatcher EQ6-R

Guiding telescopes or lenses: ZWO Mini Guide Scope

Guiding cameras: ZWO ASI ZWO ASI 120MC

Focal reducers: Skywatcher 0.85x Reducer 0,85x Reducer and Flattener 80ED

Software: Astronomy Tools Actions Set  ·  Photoshop CC 2015  ·  Sequence Generator Pro  ·  DeepSkyStacker  ·  Cartes du Ciel  ·  PHD2 Guiding  ·  Annie's Astro Actions

Filters: Astronomik 31mm Ha 6nm


Dates:April 28, 2020

Frames:Astronomik 31mm Ha 6nm: 27x240" (gain: 77.00) -10C bin 1x1

Integration: 1.8 hours

Darks: ~50

Flats: ~50

Bias: ~200

Avg. Moon age: 5.03 days

Avg. Moon phase: 26.01%

Bortle Dark-Sky Scale: 7.00


Basic astrometry details

Astrometry.net job: 3472136

RA center: 20h 12' 43"

DEC center: +38° 36' 10"

Pixel scale: 1.141 arcsec/pixel

Orientation: 42.891 degrees

Field radius: 0.902 degrees


Resolution: 4546x3424

Data source: Backyard

Comments

Sky plot

Sky plot

Histogram

High hydrogen level in Crescent, 



    
        

            Lorenzo Taltavull Menéndez