chandra and newton common low-energy grating observations chandra calibration workshop oct 25-27,...

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Chandra and NewtonCommon Low-Energy Grating Observations

Chandra Calibration WorkshopOct 25-27, 2004

Vinay Kashyap

Jeremy Drake

Sun Mi Chung

Li Wei Lin

Deron Pease

Andy Pollock

A progress report

L ~ 4 x 10x30

ergs/s

ObsId 58Rev 0043

ObsId 2582+3479Rev 0517

ObsId 1009Rev 0232

Chandra and XMM-NewtonDatasets

ObsID 58

8 Mar 2000

34 ksecRev

00434 Mar 2000

60 ksec

ObsID 1009

14 Feb 2001

27 ksecRev

0232

15 Mar

200130 ksec

ObsID 2582 +

3479

4-6 Oct 2002

29 ksec +

30 ksec

Rev

05175 Oct 2002

18 ksec

a 0.025

SUMMARY

Compare Chandra/LETGS+HRC-S and XMM/RGS usingcontemporaneously obtained observations of Capella.

Capella more variable than suspected?Relative flux wavelength dependent?

Individually measured line fluxes match to approx 20%

Unfinished business!