Документ взят из кэша поисковой машины. Адрес оригинального документа : http://xmm.vilspa.esa.es/sas/7.0.0/doc/eregionanalyse/node20.html
Дата изменения: Thu Jun 29 02:03:59 2006
Дата индексирования: Sat Dec 22 14:07:27 2007
Кодировка:
Поисковые слова: dark nebula
Analyse an on-axis source XMM-Newton SAS Home Page
XMM-Newton Science Analysis System


eregionanalyse (especget-1.21.3) [xmmsas_20060628_1801-7.0.0]

Output format Output format Use a fixed background Home Index

Meta Index / Home Page / Description / Output format

Analyse an on-axis source

eregionanalyse imageset=emosimagedet.ds srcexp="(DETX,DETY) in CIRCLE(639,-769,1200)"
backexp="(DETX,DETY) in CIRCLE(11400,-700,1200)"

This will set the parameters, xcentroid and ycentroid, to be the centre of the counts distribution within the source box; the optimum radius from the source and background count distribution and the number of counts in the source box. The screen output will be like that shown in section 3.3.


XMM-Newton SOC/SSC -- 2006-06-28