Search found 1767 matches

by turfpit
Sun Jun 07, 2020 5:47 pm
Forum: Gallery
Topic: M27, Dumbbell Nebula
Replies: 3
Views: 1377

M27, Dumbbell Nebula

Captured over 4 nights, late May 2020, 4h 9m integration.

M27-LRGB.JPG
M27-LRGB.JPG (213.9 KiB) Viewed 1377 times


Dave
by turfpit
Sat Jun 06, 2020 5:22 pm
Forum: Tutorials
Topic: HOWTO Process Wind Affected Lunar Data
Replies: 9
Views: 4845

Re: HOWTO Process Wind Affected Lunar Data

Thanks Brian. I will reserve judgement until someone tests the document out on some affected data.

Dave
by turfpit
Sat Jun 06, 2020 5:12 pm
Forum: Tutorials
Topic: HOWTO Process Wind Affected Lunar Data
Replies: 9
Views: 4845

HOWTO Process Wind Affected Lunar Data

I recently had a clear night but with some intermittent wind. The lunar captures did not stack well. This document describes how the data was cleaned up using PIPP, thus enabling Autostakkert to produce clean stacks. Processing Wind Affected Lunar Data.pdf [Edit: I forgot to mention, this technique ...
by turfpit
Thu Jun 04, 2020 11:44 am
Forum: Gallery
Topic: April/May 2020 Solar System roundup
Replies: 3
Views: 1051

Re: April/May 2020 Solar System roundup

Thanks Bruce. The QHY5LII-C RGB slider defaults at the time I captured were set to RG equal and low value, with B a high value. Hence the blue looking image. I never worry about visual colour, preferring to sort in processing. It was really to test that the latest QHY SDK update was functioning. I u...
by turfpit
Wed Jun 03, 2020 10:30 pm
Forum: Gallery
Topic: April/May 2020 Solar System roundup
Replies: 3
Views: 1051

April/May 2020 Solar System roundup

Captured April/May 2020. QHY5LII-M, QHY5LII-C, Atik 314E.

April-May-2020-Solar-System.jpg
April-May-2020-Solar-System.jpg (307.95 KiB) Viewed 1051 times


Dave
by turfpit
Wed Jun 03, 2020 1:18 pm
Forum: Gallery
Topic: Clavius region, 8-panel mosaic, Wratten #56 filter
Replies: 4
Views: 1173

Re: Clavius region, 8-panel mosaic, Wratten #56 filter

Thanks Brian. With lunar imaging post processing 'less is definitely more'.

Dave
by turfpit
Wed Jun 03, 2020 12:55 pm
Forum: Gallery
Topic: April/May 2020 Deep Sky roundup
Replies: 2
Views: 769

Re: April/May 2020 deep Sky roundup

No astro dark for 2 months at 53°N. Around June 21 sky will still be blue in the North around midnight. Plenty of time to get guiding working and some more lunar work plus maybe Jupiter/Saturn as it will be darkest in the South. Normal service will be resumed in August.

Dave
by turfpit
Wed Jun 03, 2020 12:09 pm
Forum: Gallery
Topic: Clavius region, 8-panel mosaic, Wratten #56 filter
Replies: 4
Views: 1173

Re: Clavius region, 8-panel mosaic, Wratten #56 filter

Thanks Menno. You get 24 chances a year, 12 waxing/12 waning :)

The #25 filter seems to have improved the contrast - minimal post processing required after stacking & stitching.

Dave
by turfpit
Wed Jun 03, 2020 12:04 pm
Forum: Gallery
Topic: April/May 2020 Deep Sky roundup
Replies: 2
Views: 769

April/May 2020 Deep Sky roundup

Took advantage of the fine weather and lack of air pollution/vapour trails. All Vixen 81s+Vixen 0.67x+Atik 314E LRGB or L filter images.

April-May-2020-DSOs.JPG
April-May-2020-DSOs.JPG (377.88 KiB) Viewed 769 times


Dave
by turfpit
Wed Jun 03, 2020 12:00 pm
Forum: General Discussions
Topic: Very useful page on the use of Color/Planetary filters
Replies: 2
Views: 1128

Re: Very useful page on the use of Color/Planetary filters

Very useful & interesting - thanks. Consider re-posting in the Tutorials Forum for long term visibility.

Dave