Hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  M 97  ·  NGC 3587  ·  Owl nebula
M97 cittadina, 



    
        

            Giuseppe Petralia
M97 cittadina
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Equipment

Imaging Telescopes Or Lenses
Geoptik Newton 250 f/5
Imaging Cameras
SBIG ST-2000XM
Mounts
Losmandy G11
Guiding Telescopes Or Lenses
Geoptik Newton 250 f/5
Guiding Cameras
SBIG ST-2000XM

Acquisition details

Dates:
April 1, 2007
Frames:
21x1800" (10h 30')
Integration:
10h 30'
Avg. Moon age:
13.68 days
Avg. Moon phase:
98.68%

Basic astrometry details

Astrometry.net job: 132124

RA center: 11h14m31s.4

DEC center: +55°0046

Pixel scale: 1.095 arcsec/pixel

Orientation: 2.563 degrees

Field radius: 0.282 degrees

Resolution: 620x448

Locations: Catania, None

Description

Ottica : Newton 250 F5 Geoptik CON pARACORR

Montatura: Losmandy G-11 contr. da FS 2

CCD: Sbig ST 2000 XM+CFW8

Luogo di ripresa: Postazione fissa di casa, San. G. Galermo ( Catania )

Condizioni di ripresa: luna presente, e trasparenza pessima, forte Inquin. luminoso

dATA: 1-8-9-10-11-aprile-2007

Tempo :L. 12 x 1800 s. + H-alfa: 5 x 1800 s+ R: 3 x 1200- G: 2 x 1200- B: 3 x 1200

Comments

Sky plot

Sky plot

Histogram

M97 cittadina, 



    
        

            Giuseppe Petralia