Hemisphere:  Northern  ·  Constellation: Coma Berenices (Com)  ·  Contains:  IC 3571  ·  NGC 4562  ·  NGC 4565  ·  Needle Galaxy

Image of the day 05/14/2021

    NGC 4565  - with globular clusters, 



    
        

            Lars Stephan
    NGC 4565  - with globular clusters
    Powered byPixInsight

    NGC 4565 - with globular clusters

    Image of the day 05/14/2021

      NGC 4565  - with globular clusters, 



    
        

            Lars Stephan
      NGC 4565  - with globular clusters
      Powered byPixInsight

      NGC 4565 - with globular clusters

      Technical card

      Imaging telescopes or lenses: Astro Optik Manufaktur Refraktor AOM 160 / 1600

      Imaging cameras: OHY QHY600  ·  ZWO ASI1600mm-Cool

      Mounts: iOptron CEM 60

      Guiding telescopes or lenses: Zeiss C 80/500

      Guiding cameras: ASI290MM

      Focal reducers: APM Riccardi Redcuer 0.75x

      Software: Aries Astro Pixel Processor APP  ·  Affinity Photo  ·  Pixinsight  ·  APT AstroPhotograhy Tool

      Filters: Astronomik L2 Lum  ·  Baader B 2"  ·  Baader G 2"  ·  Baader R 2"  ·  Baader L 2''


      Dates:April 23, 2020April 26, 2020April 3, 2021April 19, 2021April 20, 2021

      Frames:
      Astronomik L2 Lum: 124x60" (2h 4') (gain: 100.00)
      Astronomik L2 Lum: 43x90" (1h 4' 30") (gain: 100.00)
      Baader B 2": 15x360" (1h 30') (gain: 50.00)
      Baader G 2": 12x360" (1h 12') (gain: 50.00)
      Baader L 2'': 40x180" (2h) (gain: 50.00)
      Baader R 2": 12x360" (1h 12') (gain: 50.00)

      Integration: 9h 2' 30"

      Avg. Moon age: 7.78 days

      Avg. Moon phase: 33.10%


      Basic astrometry details

      Astrometry.net job: 4471103

      RA center: 12h 36' 21"

      DEC center: +25° 59' 52"

      Pixel scale: 0.634 arcsec/pixel

      Orientation: 170.296 degrees

      Field radius: 0.369 degrees


      Resolution: 3300x2580

      Data source: Backyard

      Description

      23./26. April 2020 (ASI1600mmc):
      Luminance = 43 x 90 + 124 x 60 sec

      3. April 2021 (QHY600):
      Luminance = 40 x 180 sec

      19./20. April 2021 (QHY600):
      R / G / B = 12 / 12 / 15 x 360 sec

      The annoteted version shows two globular clusters, the Quasar B1233+262 and the cluster of galaxies [SPD2011] 29244 south-west of NGC 4565.

      Comments

      Revisions

        NGC 4565  - with globular clusters, 



    
        

            Lars Stephan
        Original
        NGC 4565  - with globular clusters, 



    
        

            Lars Stephan
        C
      • Final
        NGC 4565  - with globular clusters, 



    
        

            Lars Stephan
        D

      C

      Description: with some annotations

      Uploaded: ...

      D

      Description: better stars

      Uploaded: ...

      Sky plot

      Sky plot

      Histogram

      NGC 4565  - with globular clusters, 



    
        

            Lars Stephan