Celestial hemisphere:  Northern  ·  Constellation: Cygnus (Cyg)  ·  Contains:  Crescent Nebula  ·  NGC 6888
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EURO sign nebula, 



    
        

            Klaus Weiskopf
EURO sign nebula
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EURO sign nebula

Getting plate-solving status, please wait...
EURO sign nebula, 



    
        

            Klaus Weiskopf
EURO sign nebula
Powered byPixInsight

EURO sign nebula

Acquisition details

Dates:
Sept. 22, 2022
Frames:
IDAS NB-1 2": 144×180(7h 12′) (gain: 111.00) f/5 -15°C bin 1×1
Integration:
7h 12′
Darks:
20
Flats:
60
Flat darks:
60
Avg. Moon age:
26.26 days
Avg. Moon phase:
11.60%
Bortle Dark-Sky Scale:
4.00
Temperature:
5.00

Basic astrometry details

Astrometry.net job: 6329563

RA center: 20h12m09s.1

DEC center: +38°2114

Pixel scale: 1.099 arcsec/pixel

Orientation: 272.790 degrees

Field radius: 0.977 degrees

Resolution: 5346x3522

File size: 9.2 MB

Data source: Traveller

Description

144 x 180" Lights, 20 Darks, 60 Flats, 60 Dark Flats,  Bortle 4, IDAS NB1.
TecnoSky AG90 f/5 APO, ASI183MC Pro at -15°C gain 111, ZWO AM5, ZWO OAG, ASI120MM Mini, ZWO EAF, ASIAIR PRO, TC40 tripod.
Culled sub-par subs in ASTAP, calibrated and stacked in DeepSkyStacker* 4.2.6, processed in StarTools** 1.8.527MR2, finishing touches w/ Affinity Photo.

*: RGB channels alignment to reign in lateral CA from TecnoSky AG90.

**: Open - AutoDev - Crop - Wipe (NrwBnd) - AutoDev (ROI, IFD 2.9) - Contrast - HDR - SVDecon - Color (Sample, Highlight Repair 4px***) - Shrink (Tighten) - Shrink (Unglow) - Shrink (Dim) - SuperStructure - Denoise. 

***: Highlight Repair softens lateral CA from TecnoSky AG90.

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