Imagery of M51 taken during the last two nights by myself (luminance) with a TEC-140 and imagery in RGB from beginning this month by Michael Van Doorn (www.dutchastrocolors.com) using his Hyperstar C11. Telescopes: TEC-140 / C11 hyperstar Camera’s: QSI583ws / SXVR-H18 Exposure time: 14h (70×10 min L, 120 min total RGB) The inverted image shows …
High resolution (300m/pixel) mosaic of Copernicus crater and surroundings. About 40 images were used for this mosaic. This time I insulated my C11 with thermal foil that ensures that no internal currents are present. The result was much better than I ever had before. Telescope: Celestron C11 @ f25 (powermate 2.5x) Camera: DMK21-618 Mount: Skywatcher …
NGC 4631 is a big beautiful spiral galaxy seen edge-on (bottom left) only 25 million light-years away towards the small northern constellation Canes Venatici. This galaxy’s slightly distorted wedge shape suggests to some a cosmic herring and to others the popular moniker of The Whale Galaxy. Either way, it is similar in size to our …
Recently I have been working on image data from M81/M82. The image was a combination of my own data together with the data of Michael van Doorn. I had the feeling there should be more possible with this dataset and I found a great image of this region of Neil Fleming. After being in contact …