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The Dragon Nebula, Hubble Palette

Technical card

Resolution: 2664x3256

Dates:Oct. 3, 2017Oct. 4, 2017Oct. 5, 2017Oct. 6, 2017Oct. 7, 2017Oct. 8, 2017

Astrodon 3nm OIII: 40x600" bin 2x2
Astrodon 3nm SII: 49x600" bin 2x2
Astrodon H-alpha 3 nm: 130x900" bin 1x1

Integration: 47.3 hours

Avg. Moon age: 15.04 days

Avg. Moon phase: 96.24% job: 1819188

RA center: 39.270 degrees

DEC center: 61.386 degrees

Pixel scale: 0.508 arcsec/pixel

Orientation: 9.913 degrees

Field radius: 0.297 degrees

Locations: Sierra Remote Observatories, Shaver Lake, California, United States


This is a small portion of The Heart Nebula that looks like a dragon. it's head is easy to see, you just have to imagine it's broad wings spread out to each side.



Eric Coles (coles44)
License: Attribution-NonCommercial-NoDerivs Creative Commons

Sky plot

Sky plot


The Dragon Nebula, Hubble Palette, 


            Eric Coles (coles44)

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Narrowband imaging