Contains: IC 435, NGC 2024, NGC 2023, Horsehead nebula, IC 434, IC 432, IC 431, NGC 1990, M 43, NGC 1982, NGC 1977, NGC 1980, M 42, Great Nebula in Orion, NGC 1976, NGC 1975, NGC 1981, NGC 1973, The star Alnitak (ζOri), The star σOri, The star Alnilam (εOri), The star 45Ori, The star ιOri, The star θ2Ori, The star θ1Ori, The star 42Ori, The star 31Ori, Part of the constellation Orion (Ori)
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orion widefield Ha

Technical card

Imaging telescope or lens: CANON 200 f/2.8

Imaging camera: SBIG STT 8300M

Mount: Losmandy G11

Guiding telescope or lens: Orion Finderscope 9x50

Guiding camera: Lodestar

Software: PixInsightPHD guidingAstroTortillaMicroprojects Equinox ImageAstrometry.net

Filter: Astrodon H-alpha 5nm

Resolution: 3358x2536

Dates: Jan. 26, 2013

Frames: 18x300"

Integration: 1.5 hours

Avg. Moon age: 14.11 days

Avg. Moon phase: 99.52%

Astrometry.net job: 93609

RA center: 84.215 degrees

DEC center: -3.783 degrees

Pixel scale: 5.723 arcsec/pixel

Orientation: 90.281 degrees

Field radius: 3.344 degrees

Locations: Casa de Rob, Oakland, CA, United States

Description

18x5min, STT-8300M and astrodon 5nm Ha filter. practically no processing. loads of signal at f/2.8

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orion widefield Ha, pfile

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