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Contains:  Horsehead nebula, IC 431, IC 432, IC 434, IC 435, NGC 2023, NGC 2024, The star Alnitak (ζOri), The star σOri
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IC434 HorseHead Nebula HyperStar Composite, 



    
        

            TimothyTim
IC434 HorseHead Nebula HyperStar Composite
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IC434 HorseHead Nebula HyperStar Composite

Technical card


Dates:Nov. 24, 2019Dec. 20, 2019

Frames:
Optolong L-Pro 1.25": 50x25" (gain: 90.00) -10C bin 1x1
Optolong L-Pro 1.25": 213x35" (gain: 90.00) -10C bin 1x1
Optolong L-Pro 1.25": 46x60" (gain: 90.00) -10C bin 1x1

Integration: 3.2 hours

Darks: ~20

Flats: ~20

Avg. Moon age: 25.37 days

Avg. Moon phase: 20.75%

Bortle Dark-Sky Scale: 4.00


Basic astrometry details

Astrometry.net job: 3135903

RA center: 5h 40' 34"

DEC center: -2° 25' 33"

Pixel scale: 1.917 arcsec/pixel

Orientation: 91.366 degrees

Field radius: 1.447 degrees


Resolution: 4587x2916

Locations: Tim Timrawi, Las Vegas, NV, United States

Data source: Traveller

Description

This is probably one of my most massive undertaking. A total of 500 frames of variable exposures from Bortle 3-4 sites. Needless to say took for EVER to integrate, but well well worth it.

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Author

TimothyTim
TimothyTim
License: None (All rights reserved)
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IC434 HorseHead Nebula HyperStar Composite, 



    
        

            TimothyTim