Документ взят из кэша поисковой машины. Адрес
оригинального документа
: http://xmm.vilspa.esa.es/sas/7.0.0/doc/omsource/node6.html
Дата изменения: Thu Jun 29 01:23:02 2006 Дата индексирования: Sat Dec 22 09:40:07 2007 Кодировка: Поисковые слова: п п п п п п п п п п п п п |
A source operation can either be the action of deleting it or redoing its photometry. To to either, the source has first to be selected- there are two ways to do this:
1 In the Source selection control group click on the spin-box control to either increase or decease the source-number (the number is displayed to the left of the spin-box control). When the required source number is shown click the Select button. The source is then displayed by ds9. The region is displayed by a yellow ellipse and the photometry aperture, the inner and outer background radii, are indicated by red circles.
2 In the Source list displayed near the top of the screen highlight the required source using either the cursor or the up and down arrows on the keyboard. Then double-click within the highlighted area.
Having selected the source, parameters for that source some information (coordinates, count-rates and instrumental magnitude) about thr source is displayed, and the following actions can be performed on it: