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Contains:  M 109, NGC 3992
Getting plate-solving status, please wait...
A tough M 109, 





    
        

            Edoardo Luca Radi...
A tough M 109

A tough M 109

Technical card

Resolution: 1567x1073

Dates:Jan. 24, 2015

Frames:
Astrodon B CCD 1.25": 5x300" bin 2x2
Astrodon G CCD 1.25": 4x300" bin 2x2
Astrodon L CCD 1.25": 10x600" -30C bin 1x1
Astrodon R CCD 1.25": 4x300" bin 2x2

Integration: 2.8 hours

Darks: ~30

Bias: ~100

Avg. Moon age: 4.49 days

Avg. Moon phase: 21.13%

Bortle Dark-Sky Scale: 3.00

Temperature: -6.00

Astrometry.net job: 2284213

RA center: 179.490 degrees

DEC center: 53.385 degrees

Pixel scale: 1.100 arcsec/pixel

Orientation: 80.922 degrees

Field radius: 0.290 degrees

Description

Image taken on Saturday Genuary 24th.
very high turbolence, strong winds with gusts higher than 50 km/h, cold and recalcitrant guide made me crazy!

Only a handful of the planned shots was taken: better than nothing!
The faintest galaxies in this picture, PGC2436214 and PGC2444216, are at MV 17.8!

Immagine scattata il Sabato 24 gennaio
turbolenza molto elevata, forti venti con raffiche superiori a 50 Km/h, freddo e autoguida recalcitrante mi hanno fatto impazzire!

Solo una manciata degli scatti previsti è sono stati acquisiti: meglio di niente!
Le più deboli galassie visibili in questa immagine, PGC2436214 and PGC2444216, hanno magnitudine visuale 17.8!

Comments

Author

astroedo
Edoardo Luca Radi...
License: Attribution-NonCommercial-NoDerivs Creative Commons
5562
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Revisions

  • A tough M 109, 





    
        

            Edoardo Luca Radi...
    Original
  • A tough M 109, 





    
        

            Edoardo Luca Radi...
    B
  • Final
    A tough M 109, 





    
        

            Edoardo Luca Radi...
    C

Sky plot

Sky plot

Histogram

A tough M 109, 





    
        

            Edoardo Luca Radi...

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