Celestial hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  M 97  ·  NGC 3587  ·  Owl Nebula
M97's OIII Halo, 



    
        

            Marco Failli
M97's OIII Halo
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M97's OIII Halo

M97's OIII Halo, 



    
        

            Marco Failli
M97's OIII Halo
Powered byPixInsight

M97's OIII Halo

Acquisition details

Dates:
Jan. 25, 2021 ·  Feb. 13, 2021 ·  Feb. 14, 2021 ·  Feb. 20, 2021 ·  Feb. 21, 2021 ·  Feb. 22, 2021 ·  Feb. 23, 2021
Frames:
17×300(1h 25′)
238×600(39h 40′)
Integration:
41h 5′
Avg. Moon age:
7.64 days
Avg. Moon phase:
54.39%
Bortle Dark-Sky Scale:
8.00

Basic astrometry details

Astrometry.net job: 4253712

RA center: 11h14m48s.2

DEC center: +55°0054

Pixel scale: 0.958 arcsec/pixel

Orientation: 89.996 degrees

Field radius: 0.746 degrees

Resolution: 4662x3108

File size: 6.1 MB

Locations: Terrazzo di casa, Prato, Prato, Italy

Data source: Backyard

Comments

Sky plot

Sky plot

Histogram

M97's OIII Halo, 



    
        

            Marco Failli