left tje sv305 guiding in the backyard. getting 15-minute subs on a DIY tracker on EQ5+72ED. pretty cool. RMS of 0.41

had a little issue with the sv305. about 250 hot pixels and sensitivity is not awsome. only found 3 usable stars whilst pointing at north american nebula - that should have been an easy target. however, using 4x4 binning improved things massively. settled on 2x2 bin in the end. will try pointing it towards something mire near the horizon and outside the milky way region to see how well it works.

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