Hemisphere:  Southern  ·  Constellation: Orion (Ori)  ·  Contains:  48 sig Ori  ·  50 zet Ori  ·  Alnitak  ·  B33  ·  Flame Nebula  ·  Horsehead nebula  ·  IC 434  ·  IC 435  ·  IC434  ·  IC435  ·  NGC 2023  ·  NGC 2024  ·  NGC2023  ·  NGC2024  ·  Orion B  ·  Sh2-277  ·  The star Alnitak (ζOri)  ·  The star σOri
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IC 434 -- Horsehead Nebula -- in SHO, 



    
        

            Richard Beck
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IC 434 -- Horsehead Nebula -- in SHO

Imaging telescopes or lenses: Stellarvue SV80ST-25SV 80mm f/6 APO triplet

Imaging cameras: ZWO ASI1600MM Pro

Mounts: Losmandy G11G Gemini 2

Guiding telescopes or lenses: Stellarvue SV80ST-25SV 80mm f/6 APO triplet

Guiding cameras: ZWO ASI 120 Mini Mono

Software: KStars Ekos/INDI  ·  PHD2  ·  Pleiades Astrophoto PixInsight

Filters: ZWO Ha 31mm  ·  ZWO SII 31mm  ·  ZWO OIII 31mm

Accessory: ZWO OAG  ·  ZWO EAF Focuser  ·  ZWO EFW 8x31mm  ·  DIY EL flat field panel  ·  Stellarvue SFF6-25 Field Flattener


Dates:Nov. 25, 2020Jan. 2, 2021Jan. 3, 2021Jan. 4, 2021

Frames:
ZWO Ha 31mm: 24x300" (gain: 200.00) -15C bin 1x1
ZWO OIII 31mm: 24x300" (gain: 200.00) -15C bin 1x1
ZWO SII 31mm: 24x300" (gain: 200.00) -15C bin 1x1

Integration: 6.0 hours

Darks: ~25

Flats: ~25

Flat darks: ~25

Avg. Moon age: 16.92 days

Avg. Moon phase: 79.73%


Astrometry.net job: 4133234

RA center: 5h 40' 27"

DEC center: -2° 26' 6"

Pixel scale: 1.616 arcsec/pixel

Orientation: -92.448 degrees

Field radius: 1.059 degrees


Resolution: 3118x3536

Locations: Home, Montgomery, TX, United States

Data source: Backyard

Description

After posting my HaRGB image of the Horsehead, I decided to capture OIII and SII data as well. Here is my preferred rendition of the Horsehead in SHO using my data.

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Sky plot

Sky plot

Histogram

IC 434 -- Horsehead Nebula -- in SHO, 



    
        

            Richard Beck