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Contains:  M 87, NGC 4486, NGC 4478
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M87 with jet of energetic plasma, 


            sky-watcher (johny)
M87 with jet of energetic plasma

M87 with jet of energetic plasma

Technical card

Resolution: 2090x1572

Dates:April 15, 2019

Frames:Optolong H-alpha 7nm 2": 40x180" (gain: 200.00) 5C bin 1x1

Integration: 2.0 hours

Darks: ~15

Flats: ~30

Avg. Moon age: 10.33 days

Avg. Moon phase: 79.36%

Bortle Dark-Sky Scale: 4.00 job: 2645566

RA center: 187.711 degrees

DEC center: 12.383 degrees

Pixel scale: 0.605 arcsec/pixel

Orientation: 359.839 degrees

Field radius: 0.220 degrees

Locations: Western Hungary, Páli, Hungary

Data source: Backyard


Unusual method to image a galaxy, but in this case I wanted to visualise only the jet. The 7nm Ha filter helped against the bright moon light.



sky-watcher (johny)
License: None (All rights reserved)

Sky plot

Sky plot


M87 with jet of energetic plasma, 


            sky-watcher (johny)