Object : | Comet, C/2017 O1 ASASSN |
Coordinates/Direction : | - |
Object size : | - |
Object magnitude : | - |
More to know : |
You can read more about the comet on Seiichi Yoshida's homepage:
http://www.aerith.net/ comet/ catalog/ 2017O1/ 2017O1.html |
Date : | 2017-09-26 |
Time (UT) : | 00:06 to 01:00 |
Mount : | EQ6 Pro Synscan |
Lens/telescope : |
Sigma APO 150mm f/2.8 (f/4.0) |
Field (FOV) : | 13.6x9.1 degree, before cropping |
Filter : | none |
Camera : |
Canon EOS 6D |
Exp. time : | 45x60 seconds at ISO800 |
Image process tool : | AstroImageJ with my own macros, Fitswork, IrfanView. |
Processing : | demosaic, align rgb, no dark or bias, use dithering instead, median stack. |
Site : | Sweden, Stockholm, Ingarö. Bortle class 4 |
Comment : |
This object was very weak and hard to align in the sacking process.
But still something in the end. |