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Contains:  IC 4277, IC4278, M 51, M51, NGC 5194, NGC 5195, NGC5195, Whirlpool Galaxy, Whirlpool galaxy
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Whirlpool Galaxy M51 and extension jets  - added lum, 



    
        

            Arnaud Peel
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Whirlpool Galaxy M51 and extension jets - added lum

Technical card


Dates:April 15, 2019April 11, 2020April 15, 2020

Frames:
Ha: 121x300" bin 1x1
Baader L: 133x180" bin 1x1
Baader RVB: 60x180" bin 1x1

Integration: 19.7 hours

Avg. Moon age: 17.20 days

Avg. Moon phase: 69.35%


Astrometry.net job: 3448184

RA center: 13h 29' 53"

DEC center: +47° 12' 29"

Pixel scale: 0.652 arcsec/pixel

Orientation: 90.134 degrees

Field radius: 0.318 degrees


Resolution: 2816x2100

Locations: au Pied du Ventoux, Ventoux, 84, France

Data source: Own remote observatory

Remote source: Non-commercial independent facility

Description

A new version to enhance the optical jets around M51.
I added 4 more hours of luminance (from the 6 taken) to get these extension jets on both sides of the galaxy, and a complete reprocess ...

2 nights added : 28/29, 31 march 2020,
77 Light subs added @180s gain zero and -20°C
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4 nights : 10/11 , 14/15 april 2020 and 2 nights in 2019 for Halpha

69 Light subs @180s gain zero and -20°C and

121 Halpha subs @300s gain 139 and -20°C with newton 250/1000
20 Blue subs @180s gain zero and -20°C
20 Green subs @180s gain zero and -20°C
20 Red subs @180s gain zero and -20°C

Comments

Author

Arnaudf92
Arnaud Peel
License: None (All rights reserved)
2284
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Revisions

  • Final
    Whirlpool Galaxy M51 and extension jets  - added lum, 



    
        

            Arnaud Peel
    Original
  • Whirlpool Galaxy M51 and extension jets  - added lum, 



    
        

            Arnaud Peel
    D

D

Description: Almost full frame

Sky plot

Sky plot

Histogram

Whirlpool Galaxy M51 and extension jets  - added lum, 



    
        

            Arnaud Peel