Hemisphere:  Northern  ·  Constellation: Leo (Leo)  ·  Contains:  M 105  ·  NGC 3379  ·  NGC 3384  ·  NGC 3389
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Galaxies M105, NGC3384, NGC 3389, 



    
        

            Simon Schweizer
Galaxies M105, NGC3384, NGC 3389
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Galaxies M105, NGC3384, NGC 3389

Technical card

Imaging telescopes or lenses: Sky-Watcher Quattro 8" f/4 Carbon (modded)

Imaging cameras: Atik 16 HR

Mounts: Vixen GP-DX

Guiding telescopes or lenses: ICS Galaxy 8x50 Finder

Filters: Astronomik LRGB 1.25" Type IIc

Accessory: Pal Gyulai GPU coma corrector  ·  MGEN


Dates:Feb. 23, 2014

Frames:
Astronomik B 1.25" Type IIc: 4x297" bin 1x1
Astronomik G 1.25" Type IIc: 4x239" bin 1x1
Astronomik L 1.25" Type IIc: 15x300" bin 1x1
Astronomik L 1.25" Type IIc: 2x600" bin 1x1
Astronomik R 1.25" Type IIc: 4x180" bin 1x1

Integration: 2.4 hours

Flats: ~20

Flat darks: ~10

Bias: ~42

Avg. Moon age: 22.98 days

Avg. Moon phase: 41.20%

Bortle Dark-Sky Scale: 2.00


Basic astrometry details

Astrometry.net job: 187705

RA center: 10h 48' 6"

DEC center: +12° 30' 54"

Orientation: 30.694 degrees

Field radius: 0.370 degrees


Resolution: 620x448

Locations: Sudelfeld, Bayrischzell, Bayern, Germany

Description

Due to strong wind, my Vixen GPDX mount had difficulties with my 8" f/4. Next time I'll take my small apo under windy conditions or observe wtih the Newton.

Made the stars round (almost) with PS, see old version for comparison.

Comments

Revisions

  • Galaxies M105, NGC3384, NGC 3389, 



    
        

            Simon Schweizer
    Original
  • Final
    Galaxies M105, NGC3384, NGC 3389, 



    
        

            Simon Schweizer
    B

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Galaxies M105, NGC3384, NGC 3389, 



    
        

            Simon Schweizer