Jump to content

  •  

CNers have asked about a donation box for Cloudy Nights over the years, so here you go. Donation is not required by any means, so please enjoy your stay.

Photo

Southern Beehive Cluster at 200mm f/~3.85

dslr astrophotography
  • Please log in to reply
No replies to this topic

#1 BQ Octantis

BQ Octantis

    Vanguard

  • *****
  • topic starter
  • Posts: 2,030
  • Joined: 29 Apr 2017
  • Loc: Red Centre, Oz

Posted 19 February 2020 - 07:48 AM

In addition to the C5/750, I took some exposures of the Southern Beehive through my 200mm f/2.8 stopped down with an aperture mask (click for full size):

 

IMG_2712-2744.jpg

NGC 2516, 2020-02-18

Canon 200mm f/2.8L II w/52mm mask, Canon T3i

30×30sec@ISO800, 50×darks, 1×flat

Debayered & calibrated in RawTherapee5.6

Aligned & stacked in Lynkeos 3.3

Processed with B5III color in Photoshop CS5 w/

Annie's Astro Actions v7.0 & Astronomy Tools v1.7

Scaled to 40%, cropped to 1440×900

Tropic of Capricorn, Northern Territory, Australia

 

I would have posted the full frame, but my TV antenna photo bombed the right edge, and I was too lazy to take it out…

 

BQ


Edited by BQ Octantis, 19 February 2020 - 07:53 AM.

  • Starman27, havasman, rekokich and 1 other like this


CNers have asked about a donation box for Cloudy Nights over the years, so here you go. Donation is not required by any means, so please enjoy your stay.


Recent Topics





Also tagged with one or more of these keywords: dslr, astrophotography



Cloudy Nights LLC
Cloudy Nights Sponsor: Astronomics