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NGC1499, Sh2-220, California Nebula, SHO, 



    
        

            Nico Carver
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NGC1499, Sh2-220, California Nebula, SHO

Imaging telescopes or lenses: Canon 200 mm f/2.8 L II USM

Imaging cameras: ZWO ASI1600MM-Cool

Mounts: Orion Atlas EQ-G

Guiding telescopes or lenses: Orion 50mm Guide Scope with helical focusing

Guiding cameras: QHYCCD 5L-II M

Software: Photoshop CS6  ·  PHD2 Guiding  ·  Main Sequence Software Sequence Generator Pro  ·  Pixinsight 1.8  ·  Cartes du Ciel

Filters: Astrodon Tru-Balance 1.25" 5nm Ha  ·  Astrodon Tru-Balance 1.25" 3nm S2  ·  Astrodon Tru-Balance 1.25" 3nm OIII

Accessory: Shoestring Astronomy EQDIR


Dates:Nov. 11, 2017March 17, 2018March 18, 2018

Frames:
Astrodon Tru-Balance 1.25" 3nm OIII: 20x300" (gain: 200.00) -20C bin 1x1
Astrodon Tru-Balance 1.25" 3nm S2: 20x300" (gain: 200.00) -20C bin 1x1
Astrodon Tru-Balance 1.25" 5nm Ha: 25x300" (gain: 200.00) -20C bin 1x1

Integration: 5.4 hours

Darks: ~40

Avg. Moon age: 17.74 days

Avg. Moon phase: 14.71%

Bortle Dark-Sky Scale: 8.67


Astrometry.net job: 1975307

RA center: 4h 0' 52"

DEC center: +36° 10' 57"

Pixel scale: 3.211 arcsec/pixel

Orientation: -101.818 degrees

Field radius: 2.796 degrees


Resolution: 5000x3783

Locations: Backyard, Newark, Delaware, United States

Data source: Backyard

Description

The SII and OIII were captured in less than ideal conditions: basically right under a streetlight, and the nebula was pretty low in the sky. Hope to get some better data next year, as this is a really promising SHO target, very strong SII signal.

Comments

Author

2ghouls
Nico Carver
License: Attribution-NonCommercial Creative Commons
4714
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Revisions

  • Final
    NGC1499, Sh2-220, California Nebula, SHO, 



    
        

            Nico Carver
    Original
  • NGC1499, Sh2-220, California Nebula, SHO, 



    
        

            Nico Carver
    B

B

Description: A bright, "starless" version just for fun.

Sky plot

Sky plot

Histogram

NGC1499, Sh2-220, California Nebula, SHO, 



    
        

            Nico Carver