Slide 10 of 27
When an action on the Main menu is performed, it is often followed by a pop-up dialogue window appearing; there is useful text here, usually with a number of questions that require answers. In most cases, a suitable default answer is given, and this will be used simply by pressing the <Return> key.
In the case shown, the “Find spots” button has been pressed. The information here is most useful if autoindexing has failed on a previous run, as it gives suggestions as to the parameters which can be changed to improve the spot list.
Note also the rectangular red box which appears on the image; this is used to determine the radial background, used in discriminating spots from background at different detector radii.
The following image has been indexed and its mosaicity estimated. The predicted spot positions have been displayed and categorized (blue = fulls, yellow = partials, red = overlaps and green = too wide in phi (i.e. they cannot completely traverse the Ewald sphere with this cell and mosaicity) .