PIMMS v4.6b: with ACIS Pile up and Background Count Estimation
Input
 Count Rate  Flux  Flux Density
Mission:
Detector/Grating/Filter:
Input Energy: to keV
Output
 Count Rate  Flux  Flux Density
Mission:
Detector/Grating/Filter:
Output Energy: to
Model: Galactic NH: Redshift(z): Redshifted NH:   Photon Index:   Count Rate:

cm**-2

cm**-2
 
N=AE**-a
 
cts/s
Source:
Frame Time:
sec

PIMMS Prediction: Pileup: Predicted piled count rate: Background Count Rate:

cts/sec count rate

%

cts/frame

cts/sec

cts/sec

The CXC updates PIMMS and related calibration files annually in coordination with the release of the Call for Proposals for each Chandra Cycle. Results for other missions included in CXC PIMMS are therefore not guaranteed correct and up-to-date for other missions proposal time frames.

10.2 Friday, November 15, 2013
The Chandra X-Ray Center (CXC) is operated for NASA by the Smithsonian Astrophysical Observatory. 60 Garden Street, Cambridge, MA 02138 USA.   Email: cxcweb@head.cfa.harvard.edu Smithsonian Institution, Copyright © 2013. All rights reserved.