Hemisphere:  Northern  ·  Constellation: Virgo (Vir)  ·  Contains:  IC 3258  ·  IC 3303  ·  IC 3311  ·  IC 3355  ·  IC 3393  ·  M 84  ·  M 86  ·  NGC 4305  ·  NGC 4306  ·  NGC 4351  ·  NGC 4374  ·  NGC 4387  ·  NGC 4388  ·  NGC 4402  ·  NGC 4406  ·  NGC 4413  ·  NGC 4425  ·  NGC 4435  ·  NGC 4438  ·  The Eyes
Markarian's Chain, 



    
        

            Cyril NOGER
Markarian's Chain
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Markarian's Chain

Markarian's Chain, 



    
        

            Cyril NOGER
Markarian's Chain
Powered byPixInsight

Markarian's Chain

Acquisition details

Dates:
May 4, 2016
Frames:
102×60(1h 42′) ISO1600
Integration:
1h 42′
Darks:
27
Flats:
22
Bias:
55
Avg. Moon age:
26.84 days
Avg. Moon phase:
7.95%
Temperature:
4.00

Basic astrometry details

Astrometry.net job: 1082773

RA center: 12h25m37s.7

DEC center: +12°4922

Pixel scale: 1.105 arcsec/pixel

Orientation: 146.408 degrees

Field radius: 0.931 degrees

Resolution: 5136x3231

File size: 7.6 MB

Locations: Blandy, Blandy, 91, France

Data source: Traveller

Description

Stack of 102 images of 60s duration for each picture

Without autoguiding

1600 ISO

Problem of internal light reflection close to NGC4438 with led into some velvet undesirable effect ?

Effect lightly blurred thanks to LightRoom

Comments

Revisions

  • Markarian's Chain, 



    
        

            Cyril NOGER
    Original
  • Final
    Markarian's Chain, 



    
        

            Cyril NOGER
    C

Sky plot

Sky plot

Histogram

Markarian's Chain, 



    
        

            Cyril NOGER