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Contains:  IC 1871
Getting plate-solving status, please wait...
IC 1848, The Soul Nebula (Head), 


            Jay Hall
IC 1848, The Soul Nebula (Head)
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IC 1848, The Soul Nebula (Head)

Technical card

Dates:Sept. 14, 2019Sept. 15, 2019Sept. 16, 2019

Optolong 6.5nm OIII - 1.25": 115x180" (gain: 139.00) bin 1x1
Optolong 6.5nm SII - 1.25": 105x180" (gain: 139.00) bin 1x1
Optolong 7nm Ha - 1.25": 120x180" (gain: 139.00) bin 1x1

Integration: 17.0 hours

Darks: ~50

Flats: ~50

Bias: ~50

Avg. Moon age: 15.94 days

Avg. Moon phase: 97.85%

Bortle Dark-Sky Scale: 4.00

Basic astrometry details job: 3407991

RA center: 2h 58' 55"

DEC center: +60° 25' 15"

Pixel scale: 1.168 arcsec/pixel

Orientation: 269.488 degrees

Field radius: 0.909 degrees

Resolution: 4498x3345

Locations: Remote site: Fredonia, Al., Lanett, Alabama, United States

Data source: Backyard


SHO composite of the Soul Nebula, first test of Optolong filters. Ha and sulfur data looked fine, but the OIII data had terrible star halos.



Jay Hall
License: None (All rights reserved)


  • IC 1848, The Soul Nebula (Head), 


            Jay Hall
  • Final
    IC 1848, The Soul Nebula (Head), 


            Jay Hall


Description: Soul Nebula re-re-reprocess, and hopefully final

Sky plot

Sky plot


IC 1848, The Soul Nebula (Head), 


            Jay Hall