... analyses^4.1

The pre-defined setup is described in $HEADAS/bin/xselect.mdb, where $HEADAS is the UNIX shell environment variable set by running heainit, or an equivalent HEASoft initialization.

.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.

... xa*.evt^4.2

Implemented from HEASoft 6.35

.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.

... WMAP^4.3

WMAP is a detector image of the spectrum extraction region, with which xtdrmf creates a spectral response.

.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.

... _rep^5.1

Users can name this as they like, although this directory has 00012600 and not N132D.

.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.

... 6.1)^6.1

This is especially true for bright sources, where a large fraction of photons will be registered in the lower grades.

.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.

... Lp)^6.2

The Ls grade has been considered as an X-ray event grade, but the onboard calibration found that most Ls events originate from background particles or secondary X-ray events, so we do not include Ls in this list. This does not apply for Bright sources. See Section 6.3 for details.

.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.

...regionfile=ALLPIX^6.3

The ALLPIX option includes pixel 12, but since the science event file does not include pixel 12 events, it is equivalent to pixlist=0-11,13-35.

.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.

... page^7.1

https://sites.google.com/cfa.harvard.edu/saoimageds9

.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.