Hemisphere:  Northern  ·  Constellation: Virgo (Vir)  ·  Contains:  IC3303  ·  IC3355  ·  IC3363  ·  IC3388  ·  IC3393  ·  M 84  ·  M 86  ·  M84  ·  M86  ·  NGC 4374  ·  NGC 4387  ·  NGC 4388  ·  NGC 4402  ·  NGC 4406  ·  NGC 4407  ·  NGC 4425  ·  NGC 4435  ·  NGC 4438  ·  NGC 4458  ·  NGC 4461  ·  NGC 4473  ·  NGC4387  ·  NGC4388  ·  NGC4402  ·  NGC4413  ·  NGC4425  ·  NGC4435  ·  NGC4438  ·  NGC4458  ·  NGC4461  ·  And 2 more.
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Markarian's Chain Spring'21, 



    
        

            Jonathan Young
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Markarian's Chain Spring'21

Getting plate-solving status, please wait...
Markarian's Chain Spring'21, 



    
        

            Jonathan Young
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Markarian's Chain Spring'21

Imaging telescopes or lenses: TEC 140 APO ED

Imaging cameras: ZWO ASI1600MM-Cool

Mounts: AZ-EQ6

Guiding telescopes or lenses: TEC 140 APO ED

Guiding cameras: QHY5L-II

Focal reducers: Astro-Physics QUAD TCC 0.72x

Software: PHD Lab Phd 2.6.3  ·  Startools 1.6  ·  Adobe Lighroom CC 2019  ·  Seqence Generator Pro

Filters: Astrodon LRGB 1.25" E series Gen 2

Accessory: Celestron OAG  ·  Starizona Microtouch Autofocuser  ·  Starlight Xpress Filter-wheel 7x36mm


Dates:March 19, 2021March 20, 2021

Frames:
Astrodon Gen 2 L 36mm: 160x120" (gain: 139.00) -10C
Astrodon Blue 36mm E-Series Gen 2: 73x120" (gain: 139.00) -10C
Astrodon Green 36mm E-Series Gen 2: 75x120" (gain: 139.00) -10C
Astrodon Red 36mm E-Series Gen 2: 82x120" (gain: 139.00) -10C

Integration: 13.0 hours

Darks: ~64

Flats: ~16

Flat darks: ~16

Avg. Moon age: 5.94 days

Avg. Moon phase: 34.98%

Bortle Dark-Sky Scale: 5.00


Astrometry.net job: 4424798

RA center: 12h 27' 27"

DEC center: +13° 1' 39"

Pixel scale: 1.112 arcsec/pixel

Orientation: 3.384 degrees

Field radius: 0.858 degrees


Resolution: 4456x3320

Data source: Backyard

Description

Markarian's Chain in Virgo.

Captured March 19 and 20th, under a quarter moon. Processed lightly for a more natural appearance.

Comments

Revisions

  • Final
    Markarian's Chain Spring'21, 



    
        

            Jonathan Young
    Original
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Sky plot

Sky plot

Histogram

Markarian's Chain Spring'21, 



    
        

            Jonathan Young