Contains: M 43, NGC 1982, NGC 1977, NGC 1980, M 42, Great Nebula in Orion, NGC 1976, NGC 1975, NGC 1973, The star 45Ori, The star ιOri, The star θ2Ori, The star θ1Ori, The star 42Ori
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M42, M43 & NGC 1977 in Ha

Technical card

Resolution: 2671x4007 job: 110237

RA center: 83.801 degrees

DEC center: -5.400 degrees

Pixel scale: 1.727 arcsec/pixel

Orientation: -178.546 degrees

Field radius: 1.155 degrees


M42, M43, NGC 1977 in Hydrogen Alpha wavelength (7nm).

It was a bit murky, and the bright moon made most targets unsuitable, but Orion strutted his stuff over the house and made such an offer of a quick picture it was hard to resist. Skywatcher 150ED and Atik 11000, Baader 7nm Ha filter.



Tim Jardine

Sky plot

Sky plot


M42, M43 & NGC 1977 in Ha, 


        Tim Jardine