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The Heart Nebula, IC 1805, 


            Tim Stone

The Heart Nebula, IC 1805

Technical card

Imaging telescope or lens:Takahashi CCA-250

Imaging camera:Apogee Aspen 16M

Mount:Paramount ME

Guiding telescope or lens:Stellarvue SV80ED

Guiding camera:SBIG STi

Focal reducer:Takahashi .73X Reducer QE

Software:Focus MagicPhotoshop CCMaxim DL

Filters:SII 3nmHa 3nmOIII 3nm

Resolution: 3837x3837

Dates:Sept. 26, 2013Sept. 27, 2013Sept. 30, 2013Oct. 10, 2013Oct. 12, 2013

Ha 3nm: 9x1200" -30C bin 1x1
Ha 3nm: 1x600" -30C bin 1x1
Ha 3nm: 10x300" -30C bin 2x2
OIII 3nm: 10x300" -30C bin 2x2
SII 3nm: 7x300" -30C bin 2x2

Integration: 5.4 hours

Avg. Moon age: 16.59 days

Avg. Moon phase: 42.62% job: 123713

Locations: Prairie Sky Observatory, Funk's Grove, IL, United States


This is one of the first, if not the first, complete dataset we acquired with the new CCA250/Aspen 16M. I stumbled across this data this evening and realized we'd never processed it!

I honestly don't know who all contributed to the acquisition of this data. I think it probably included myself, Craig Prost, and Bob Finnigan.

Image acquired at Prairie Sky Observatory, a facility of Twin City Amateur Astronomers (



Tim Stone
License: None (All rights reserved)


  • The Heart Nebula, IC 1805, 


            Tim Stone
  • The Heart Nebula, IC 1805, 


            Tim Stone
  • The Heart Nebula, IC 1805, 


            Tim Stone
  • Final
    The Heart Nebula, IC 1805, 


            Tim Stone


The Heart Nebula, IC 1805, 


            Tim Stone