Celestial hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  M 101  ·  NGC 5455  ·  NGC 5457  ·  NGC 5461  ·  NGC 5471
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M101: Galaxy in Ursa Major, 



    
        

            Michael Caligiuri
M101: Galaxy in Ursa Major
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M101: Galaxy in Ursa Major

Getting plate-solving status, please wait...
M101: Galaxy in Ursa Major, 



    
        

            Michael Caligiuri
M101: Galaxy in Ursa Major
Powered byPixInsight

M101: Galaxy in Ursa Major

Equipment

Imaging Telescopes Or Lenses
DSI RC10c
Imaging Cameras
FLI ML6303E
Mounts
AP1100GTO AP
Guiding Cameras
SBIG STI-M

Acquisition details

Dates:
April 30, 2022
Frames:
16×900(4h)
Integration:
4h
Avg. Moon age:
29.20 days
Avg. Moon phase:
0.13%

Basic astrometry details

Astrometry.net job: 5754083

RA center: 14h03m06s.5

DEC center: +54°2338

Pixel scale: 0.978 arcsec/pixel

Orientation: 118.592 degrees

Field radius: 0.443 degrees

Resolution: 2714x1808

File size: 2.0 MB

Data source: Traveller

Description

LRGB Image of M101

M101 is noted for its high population of large and bright HII regions. H II regions contain enormous clouds of high-density molecular hydrogen gas contracting under their own gravitational force triggering strong star formation.  These regions appear red in the current image.

8 x 15 min lum
4 x 10 min RGB

Comments

Sky plot

Sky plot

Histogram

M101: Galaxy in Ursa Major, 



    
        

            Michael Caligiuri