After posting up my first attempt at processing my picture of M31 the other day, there were some suggestions that there was more detail to pull out in processing. So I went back to the original 32bit tif and started from there. I used autolevels to balance the image to start off with, then converted to 16bit and used the options here to boost the exposure a little. I then followed a tutorial I found via SGL that shows how to, using curves, first stretch the Histogram, then increase contrast and sharpness across the image. After running through and a few more tweaks, I ended up with
That's just so more detailed.
I also managed to take a couple of moon shots on Sunday.
The daytime one is by far and away the better image, but I think there are a fair few factors affecting that. 1) The moon was much higher in the sky 2) The daytime shot was from a wide open, temperature stabilised field, whereas the night shot was through an open door.
Tuesday, 23 September 2008
Reprocessing Andromeda
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