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Contains:  10 Gem, 11 Gem, 12 Gem, 13 mu. Gem, 6 BU Gem, 7 eta Gem, 8 Gem, 9 Gem, Gem A, Gemini, IC 443, IC 444, IC443, IC444, Part of the constellation Gemini (Gem), Sh2-248, Sh2-249, Tejat Posterior, Tejat Prior, The star Propus (ηGem), The star μGem
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The Jellyfish Nebula, 


            Sinan Arkin
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The Jellyfish Nebula

Acquisition type: Electronically-Assisted Astronomy (EAA)

Technical card

ZWO B 36mm: 59x30" (gain: 139.00) -15C bin 1x1
ZWO G 36mm: 119x30" (gain: 139.00) -15C bin 1x1
ZWO Ha 36mm: 84x300" (gain: 139.00) -15C bin 1x1
ZWO OIII 36mm: 83x300" (gain: 139.00) -15C bin 1x1
ZWO R 36mm: 120x30" (gain: 139.00) -15C bin 1x1
ZWO SII 36mm: 82x300" (gain: 139.00) -15C bin 1x1

Integration: 23.2 hours

Darks: ~50

Flats: ~120

Flat darks: ~120

Bias: ~120

Bortle Dark-Sky Scale: 6.00 job: 3367198

RA center: 6h 18' 35"

DEC center: +22° 48' 31"

Pixel scale: 2.432 arcsec/pixel

Orientation: 4.954 degrees

Field radius: 1.889 degrees

Resolution: 4456x3379

Locations: Bellapais, Kyrenia, Cyprus

Data source: Backyard


SHO nebula, RGB stars.



Sinan Arkin

Sky plot

Sky plot


The Jellyfish Nebula, 


            Sinan Arkin