Reprocessed material from winter 2007-08

Here in northern Finland we have now a mandatory pause for astro imaging doe the high latitude. Now is good time to reorganize image archive...

M106, update

Now it's over here, nights are not astronomically dark anymore. - I managed to shoot 18.04. three more hours for M106. The outer halo is...

M106, last project of the season.

Nights are getting shorter and shorter up here north. Lenght of the day is now 15h 30min. Astronomical darkness last from 23:38 to 02:57 ton...

M13 as a Stereo Pair

Parallel vision stereo pair - This is a second version of M13 as a stereo pair image. This time I used about same method as in Sh2-240 image...

The Learning Curve

The term learning curve refers to a relationship between the duration of learning or experience and the resulting progress. Initially introd...

M13-reprocessed

This image of M13 is from night of 07.03.2008. I added some wavelets function to it under RegiStack4 software. The difference is not huge, b...

Stereo Technique, general notes

NOTES ABOUT IMAGE SIZE. _ When you process the image, it should be at original resolution or moderately scaled down. _ After all the process...