Friday, August 24, 2012

M31 without the focus reducer

Tried shooting M31 again, this time without a focal reducer and with ISO 6400. The result is ... ahem ... suboptimal:



Next I tried to take pictures with a light pollution filter, but that takes out A LOT of light. Even with ISO 6400 I could barely see anything. So, I tried again with ISO 1600 and without the filter. Unfortunately, all this messing around meant that I couldn't use my flats that I took earlier. And because the sky was cloudy the next morning (and I wanted to setup the new guidscope and the starshoot camera) I couldn't use any ...