E Sillato - Segretario ASTRIS - tel. Atlante Grafico delle Galassie consultabile online.

Astrophotography from Cebu City, Philippines. June 11, 2002 Partial Solar Eclipse. Red Corner - H Alpha Sun.

Have a visit in my portfolio. Tuesday, February 6, 2018. Sharpless 157 in Cassiopeia, project continues. Few weeks ago I published a new photo of Sharpless 157, it can be seen HERE. The rare clear nights at last Sunday night. I managed to get just enough exposures to add a second frame to this two frame mosaic image of Sh2-157. Please, click for a large image.

Discuss in detail the performance of a QSI 532ws CCD camera employing the Kodak KAF-3200ME chip, including bias frames, dark signal, transfer curves, flat fields, residual bulk image and linearity. Take a detailed look at the standard method of polar alignment by declination drift, demonstrating how it works and showing the effects of refraction on polar alignment. A description of the polar drift method is also included. Based on a template design.

The sky is the ultimate art gallery just above us. com where the fusion of art and science combine to present spectacular views of the universe.

Welcome to My website - dedicated to the world of CCD imaging. Please search away and I hope you find something interesting.