Search found 670 matches

by turfpit
Sun May 19, 2019 9:19 am
Forum: Gallery
Topic: Lunar, Celestron C8 + QHY5LII-M + IR Cut Filter
Replies: 3
Views: 83

Re: Lunar, Celestron C8 + QHY5LII-M + IR Cut Filter

The Moon is a challenging object. The steps that have helped me here are: focusing zoomed in, >100% use of the saturation (over-exposed) indicator to set a correct exposure aiming for around 60% histogram I have a JMI motorised focuser on the Celestron. The use of the IR Cut Filter helps with the br...
by turfpit
Sat May 18, 2019 7:28 pm
Forum: Gallery
Topic: M13, LRGB, Vixen 81s + Atik314E
Replies: 0
Views: 31

M13, LRGB, Vixen 81s + Atik314E

Equipment: Vixen 81s, Celestron AVX mount, Atik 314E, Teleskop LRGB filters & filter tray. Unguided. Software: SharpCap 3.2, Fits Liberator; SiriL, GIMP. L: 60x60s bin 1x1, 100 bias, 60 darks, 60 flats. RGB: 60x20s, bin 3x3, 100 bias, 60 darks, 60 flats. See https://starizona.com/tutorial/color-imag...
by turfpit
Thu May 16, 2019 9:23 pm
Forum: Gallery
Topic: Lunar, Celestron C8 + QHY5LII-M + IR Cut Filter
Replies: 3
Views: 83

Re: Lunar, Celestron C8 + QHY5LII-M + IR Cut Filter

To help with focus, I zoomed in to 125%. To set the exposure (I was aiming for around 60% on the histogram), I used the Highlight Over Exposed FX selection. Any saturated areas are displayed in black. The exposure can be adjusted downwards until the black areas disappear. Best to check on a Zoomed i...
by turfpit
Thu May 16, 2019 8:53 pm
Forum: Gallery
Topic: Lunar, Celestron C8 + QHY5LII-M + IR Cut Filter
Replies: 3
Views: 83

Lunar, Celestron C8 + QHY5LII-M + IR Cut Filter

The following were captured 14th May 2019 through intermittent high cloud. The links are to the high res images. 80% waxing Moon. All 1280x960, MONO8, SER, gain=5, offset=1, exposure=2ms. _conv.tif sharpened Autostakkert output processed in GIMP. Clavius: https://www.astrobin.com/406053/?nc=user Pla...
by turfpit
Thu May 16, 2019 6:42 pm
Forum: General Discussions
Topic: De-rotation with alt-azimuth mount?
Replies: 2
Views: 35

Re: De-rotation with alt-azimuth mount?

Danilo

The stacking of lunar/planetary videos is usually carried out outside of SharpCap with a program such as Autostakkert which can be found at
https://www.autostakkert.com/wp/download/

Dave
by turfpit
Wed May 15, 2019 6:38 pm
Forum: Gallery
Topic: Lunar terminator 7 panel mosaic
Replies: 3
Views: 59

Re: Lunar terminator 7 panel mosaic

numchuck Thanks. Have a look at https://www.astrobin.com/search/?q=microsoft%20ice&page=3 , an Astrobin search for Microsoft ICE. Mainly lunar but there are some deep sky mosaics in there. This search microsoft ice deep sky mosaics turns up plenty of references. I will be trying this later in the ye...
by turfpit
Wed May 15, 2019 8:08 am
Forum: Tutorials
Topic: HOWTO Process a Lunar Video
Replies: 2
Views: 615

Re: HOWTO Process a Lunar Video

Thanks for the feedback Don.

Dave
by turfpit
Tue May 14, 2019 7:35 pm
Forum: Gallery
Topic: Lunar terminator 7 panel mosaic
Replies: 3
Views: 59

Lunar terminator 7 panel mosaic

Captured with a QHY5LII-M + IR Cut Filter on a SkyWatcher 127 MAK. Conditions were Bortle 6 with intermittent 50% high cloud (from Clear Outside app). 70% waxing moon. Full resolution image here https://www.astrobin.com/full/405830/C/?nc=user . The final stitched image is 1912x3652. Each panel was 5...
by turfpit
Mon May 13, 2019 11:03 am
Forum: How do I?
Topic: Settings for star viewing.
Replies: 1
Views: 26

Re: Settings for star viewing.

Melvin Put Melvin into the Search field at the top right of the forum screen - this will bring up a list of your old posts. Lack of focus will be because of the spacing between the end of the scope and the camera. Maybe start off indoors against a land based object - focus a land based object with t...
by turfpit
Thu May 09, 2019 9:05 pm
Forum: General Discussions
Topic: Camera or Pro License Problem??
Replies: 21
Views: 169

Re: Camera or Pro License Problem??

Thanks Carl When making a Dark Frame, I have not been clicking on that button for making a LIBRARY. No, I have been clicking on the one to the right of it. Using the Dark Library setting will create a folder structure for your Darks. I think you are starting to find your way around now. capture-dark...