British Astronomical Association
Supporting amateur astronomers since 1890

BAA Images Martina McGovern

Observation by Martina McGovern: M101 the Pinwheel galaxy.

Uploaded by

Martina McGovern

Observer

Martina McGovern

Observed

2021 Feb 03 - 23:00

Uploaded

2021 Feb 14 - 17:20

Objects

M101

Planetarium overlay









Constellation

Ursa Major

Field centre

RA: 14h03m
Dec: +54°21'
Position angle: -131°15'

Field size

1°52' × 1°16'

Equipment
  • SharpStar 100Q II (Focal length 580mm, Focal Ratio f/5.8) refractor
  • SkyWatcher HEQ5 PRO
  • ZWO ASI294MC Pro, main camera
  • ZWO ASIAir Pro, ZWO EAF (Electronic Automatic Focuser)
  • ZWO 30mm Guide scope, ZWO ASI120MM mini, Guide camera
  • Optolong L-Pro Broadband filter
Exposure

Approx 3hrs of data with L-Pro; 50 x 80sec, 5 x 300sec + Darks, Flats & Dark flats. Gain 100, Camera T -10C

Location

Near Cambridge city UK, Bortle approx 4

Target name

M101 the Pinwheel galaxy.

Title

M101 the Pinwheel galaxy.

About this image

Imaged over 2 nights 3rd & 10th Feb21
The Pinwheel Galaxy is a face-on spiral galaxy 21 million light-years away from Earth in the constellation Ursa Major.

 

Processing; Deep sky stacker, PixInsight with final tweaks in Photoshop and Topaz DeNoise.

Files associated with this observation
Like this image
Comments
Martin Lewis
Martin Lewis, 2021 Feb 14 - 21:19 UTC

Another beautiful composition Martina. Nice tight round stars on a velvet background. Super work.

Martin

Martina McGovern
Martina McGovern, 2021 Feb 14 - 21:33 UTC

Thanks Martin, I really appreciate your comment. I'm really enjoying my new hobby/job :) 
Just need clear skies more often....

Copyright of all images and other observations submitted to the BAA remains with the owner of the work. Reproduction of work by third parties is expressly forbidden without the consent of the copyright holder. By submitting images to this online gallery, you grant the BAA permission to reproduce them in any of our publications.