- ...itself
- When using via an applet, the user has to put the image on WWW
and input the URL.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
- ...parameters
- In this article, 5#5 is not R.A. and Decl. but
the coordinates on the chart created from a catalog in the neighborhood
of the approximate position, in about same scale as the original image.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
- ....
- In general of CCD photographing, flatfield correction is to
flatten an image by division. But the method in this article is by
subtraction. So the word flatfield here is different from that in
CCD photographing.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
Go back to