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Cave Nebula - SH2-155, 


            Eric Walden
Cave Nebula - SH2-155

Cave Nebula - SH2-155

Technical card

Resolution: 4515x3477

Dates:Sept. 3, 2019Sept. 20, 2019

Astrodon Blue Tru-Balance E-Series Gen2 36mm: 95x60" (gain: 120.00) -10C bin 1x1
Astrodon Green Tru-Balance E-Series Gen2 36mm: 41x60" (gain: 120.00) -10C bin 1x1
Astrodon Lum Tru-Balance E-Series Gen 2: 180x30" (gain: 120.00) -10C bin 1x1
Astrodon Red Tru-Balance E-Series Gen2 36mm: 90x60" (gain: 120.00) -10C bin 1x1
Astrodon Tru-Balance H-alpha 5 nm 36mm: 57x180" (gain: 120.00) -10C bin 1x1

Integration: 8.1 hours

Darks: ~60

Flats: ~60

Bias: ~100

Avg. Moon age: 12.61 days

Avg. Moon phase: 44.57% job: 2933981

RA center: 22h 56' 7"

DEC center: +62° 32' 27"

Pixel scale: 0.730 arcsec/pixel

Orientation: 357.909 degrees

Field radius: 0.578

Locations: Starbase Walden, Charlottesville, Virginia, United States

Data source: Backyard


Eric Walden
License: None (All rights reserved)


  • Cave Nebula - SH2-155, 


            Eric Walden
  • Final
    Cave Nebula - SH2-155, 


            Eric Walden


I added 3 hours of Ha data and 40 minutes of G and reprocessed. Much more detail in the nebulosity.

Sky plot

Sky plot


Cave Nebula - SH2-155, 


            Eric Walden