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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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Horse Head Nebula, 


            Paul  F
Horse Head Nebula
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Horse Head Nebula

Technical card

Imaging telescopes or lenses: StellarVue SV70T

Imaging cameras: ZWO ASI1600MM-Cool ASI1600MM Cooled

Mounts: Orion Atlas EQ6

Guiding cameras: Orion StarShoot AutoGuider Orion SSAG w/50mm Guidescope

Filters: ZWO H-alpha H-alpha 7nm  ·  ZWO O-III 7nm  ·  ZWO S-II ZWO-SII 7nm

Dates:Jan. 6, 2018

ZWO H-alpha H-alpha 7nm: 30x180" (gain: 139.00) -20C bin 1x1
ZWO O-III 7nm: 30x180" (gain: 139.00) -20C bin 1x1
ZWO S-II ZWO-SII 7nm: 30x180" (gain: 139.00) -20C bin 1x1

Integration: 4.5 hours

Darks: ~50

Flats: ~50

Bias: ~50

Avg. Moon age: 19.69 days

Avg. Moon phase: 74.93%

Bortle Dark-Sky Scale: 8.00

Basic astrometry details job: 1880927

RA center: 5h 40' 41"

DEC center: -2° 27' 39"

Pixel scale: 2.322 arcsec/pixel

Orientation: 85.318 degrees

Field radius: 1.611 degrees

Resolution: 4014x2974



Paul F
License: None (All rights reserved)

Sky plot

Sky plot


Horse Head Nebula, 


            Paul  F