Hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  Coddington's Nebula  ·  IC 2574
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IC 2574 - Coddington's Nebula, 



    
        

            James E.
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IC 2574 - Coddington's Nebula

Getting plate-solving status, please wait...
IC 2574 - Coddington's Nebula, 



    
        

            James E.
Powered byPixInsight

IC 2574 - Coddington's Nebula

Technical card

Imaging telescopes or lenses: Celestron 11" Edge HD

Imaging cameras: ZWO ASI 2600MM Pro  ·  ZWO ASI 1600MM Pro

Mounts: SkyWatcher EQ8-R Pro

Guiding cameras: ZWO ASI174MM mini

Focal reducers: Celestron 0.7x EdgeHD 1100 Reducer

Software: PixInsight 1.8.8  ·  Photoshop CC  ·  PHD2 Guiding v2.9 dev  ·  Astro Pixel Processor  ·  Sequence Generator Pro

Filters: Astrodon Ha 1.25" 5nm  ·  Astrodon Gen 2 E-Series 36mm Lum  ·  Astrodon Gen 2 E-Series 36mm Blue  ·  Astrodon Gen 2 E-Series 36mm Green  ·  Astrodon Gen 2 E-Series 36mm Red

Accessory: ZWO EFW  ·  Celestron Off-Axis Guider  ·  MoonLite 2.5 inch Crayford EDGE Focuser  ·  MoonLite High Res Stepper Focuser


Dates:Feb. 24, 2021March 5, 2021March 7, 2021March 13, 2021

Frames:
Astrodon Gen 2 E-Series 36mm Blue: 32x180" (1h 36') (gain: 100.00) -10C bin 1x1
Astrodon Gen 2 E-Series 36mm Green: 32x180" (1h 36') (gain: 100.00) -10C bin 1x1
Astrodon Gen 2 E-Series 36mm Lum: 176x180" (8h 48') (gain: 100.00) -10C bin 1x1
Astrodon Gen 2 E-Series 36mm Red: 34x180" (1h 42') (gain: 100.00) -10C bin 1x1
Astrodon Ha 1.25" 5nm: 100x180" (5h) (gain: 139.00) -20C bin 1x1

Integration: 18h 42'

Darks: 25

Flats: 25

Flat darks: 25

Avg. Moon age: 14.26 days

Avg. Moon phase: 45.27%

Bortle Dark-Sky Scale: 4.00


RA center: 10h28m25s.601

DEC center: +68°2440.28

Pixel scale: 0.411 arcsec/pixel

Orientation: -93.075 degrees

Field radius: 0.302 degrees

WCS transformation: thin plate spline

More info:Open 


Resolution: 4339x3012

Locations: DogStar Observatory, Lovettsville, VA, United States

Data source: Backyard

Description

IC 2574, also known as Coddington's Nebula, is a dwarf galaxy discovered by astronomer Edwin Coddington in 1898. It is located in Ursa Major at a distance of 12.8 million light years and is an outlying member of the M81 group.

Taken over several nights: Feb 24; Mar 5, 6-9 and 13-15, 2021.

Ha data taken with ASI1600 on Feb 24.

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  • IC 2574 - Coddington's Nebula, 



    
        

            James E.
    Original
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    IC 2574 - Coddington's Nebula, 



    
        

            James E.
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Description: Reprocess

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IC 2574 - Coddington's Nebula, 



    
        

            James E.