British Astronomical Association
Supporting amateur astronomers since 1890

BAA Images Mike Greenhill-Hooper

Observation by Mike Greenhill-Hooper: Leo Triplet - Hamburger Galaxy

Uploaded by

Mike Greenhill-Hooper

Observer

Mike Greenhill-Hooper

Observed

2021 Mar 09 - 23:00

Uploaded

2021 Mar 14 - 14:33

Objects

NGC3628

Planetarium overlay









Constellation

Leo

Field centre

RA: 11h20m
Dec: +13°35'
Position angle: -54°37'

Field size

0°23' × 0°18'

Equipment
  • Celestron C11 on SkyWatcher NEQ6 mount; f6.3 focal reducer
  • Atik 383L CCD camera, StarShoot Autoguider (OAG)
Exposure

16x5min unbinned; 16x5min 2x2 binned

Location

Miradoux, S.W. France

Target name

NGC3628

Title

Leo Triplet - Hamburger Galaxy

About this image

Despite using darks and bias-subtracted flats, some light leakage occurred in the processed image.  In adjusting levels to compensate some fainter stars disappeared. PHD2 guiding was a little too aggressive.

Files associated with this observation
Like this image
Comments
Callum Potter
Callum Potter, 2021 Mar 16 - 11:49 UTC

Nice image Mike - picked up the outer halo to the west of the galaxy well.

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.