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XMM EPIC MOS Steve Sembay EPIC Calibration Meeting Tuebingen 03/02/03-06/02/03 MOS Cooling Results and Current Response Both MOS Cameras.

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Presentation on theme: "XMM EPIC MOS Steve Sembay EPIC Calibration Meeting Tuebingen 03/02/03-06/02/03 MOS Cooling Results and Current Response Both MOS Cameras."— Presentation transcript:

1 XMM EPIC MOS Steve Sembay (sse@star.le.ac.uk) EPIC Calibration Meeting Tuebingen 03/02/03-06/02/03 MOS Cooling Results and Current Response Both MOS Cameras cooled to -120C from -100C Rev 533-534

2 XMM EPIC MOS Steve Sembay (sse@star.le.ac.uk) EPIC Calibration Meeting Tuebingen 03/02/03-06/02/03 Parallel CTI at Mn and Al for Central CCDs, MOS1 and MOS2 Plots by Bruno Altieri

3 XMM EPIC MOS Steve Sembay (sse@star.le.ac.uk) EPIC Calibration Meeting Tuebingen 03/02/03-06/02/03 Parallel CTI at Al, MOS1Serial CTI at Al, MOS1 Plots by Bruno Altieri

4 XMM EPIC MOS Steve Sembay (sse@star.le.ac.uk) EPIC Calibration Meeting Tuebingen 03/02/03-06/02/03 Parallel CTI at Al, MOS2Serial CTI at Al, MOS2 Plots by Bruno Altieri

5 XMM EPIC MOS Steve Sembay (sse@star.le.ac.uk) EPIC Calibration Meeting Tuebingen 03/02/03-06/02/03 Measured Resolution at Al, MOS1, CCD1

6 XMM EPIC MOS Steve Sembay (sse@star.le.ac.uk) EPIC Calibration Meeting Tuebingen 03/02/03-06/02/03 Measured Resolution at Al, MOS2, CCD1

7 XMM EPIC MOS Steve Sembay (sse@star.le.ac.uk) EPIC Calibration Meeting Tuebingen 03/02/03-06/02/03 Measured Resolution at Mn-Kalpha, MOS1/2, CCD1

8 XMM EPIC MOS Steve Sembay (sse@star.le.ac.uk) EPIC Calibration Meeting Tuebingen 03/02/03-06/02/03 Isolated Neutron Star RX J0720.4-3125 used for contamination monitoring No evidence for contamination … similar for MOS2

9 XMM EPIC MOS Steve Sembay (sse@star.le.ac.uk) EPIC Calibration Meeting Tuebingen 03/02/03-06/02/03 Vela pre- and post-cooling. No evidence for contamination

10 XMM EPIC MOS Steve Sembay (sse@star.le.ac.uk) EPIC Calibration Meeting Tuebingen 03/02/03-06/02/03 Gain stability test on SNR 1E 0102.2-7219 Ne IX 247: 0.919 (0.002) 375: 0.921 (0.002) 552: 0.914 (0.003) Mg XI 247: 1.345 (0.002) 375: 1.344 (0.002) 552: 1.336 (0.004)

11 XMM EPIC MOS Steve Sembay (sse@star.le.ac.uk) EPIC Calibration Meeting Tuebingen 03/02/03-06/02/03 Low Energy Epoch Dependent Response Variation

12 XMM EPIC MOS Steve Sembay (sse@star.le.ac.uk) EPIC Calibration Meeting Tuebingen 03/02/03-06/02/03 Fit to MOS1/MOS2 spectra of Mrk 421 (Rev 165), using SAS 5.3

13 XMM EPIC MOS Steve Sembay (sse@star.le.ac.uk) EPIC Calibration Meeting Tuebingen 03/02/03-06/02/03 Same as previous, but with data and model extrapolated down to 100 eV

14 XMM EPIC MOS Steve Sembay (sse@star.le.ac.uk) EPIC Calibration Meeting Tuebingen 03/02/03-06/02/03 Fit to MOS1/MOS2 spectra of PKS2155-304 (Rev 450) using SAS 5.3

15 XMM EPIC MOS Steve Sembay (sse@star.le.ac.uk) EPIC Calibration Meeting Tuebingen 03/02/03-06/02/03 Same as previous, but with data and model extrapolated down to 100 eV Low energy excess indicating response change ?

16 XMM EPIC MOS Steve Sembay (sse@star.le.ac.uk) EPIC Calibration Meeting Tuebingen 03/02/03-06/02/03 Contribution to flux at 150 eV versus incident energy for each spectrum

17 XMM EPIC MOS Steve Sembay (sse@star.le.ac.uk) EPIC Calibration Meeting Tuebingen 03/02/03-06/02/03 Significant change in spectrum between Rev 78 and 533/534

18 XMM EPIC MOS Steve Sembay (sse@star.le.ac.uk) EPIC Calibration Meeting Tuebingen 03/02/03-06/02/03 Significant change in spectrum between Rev 78 and 533/534

19 XMM EPIC MOS Steve Sembay (sse@star.le.ac.uk) EPIC Calibration Meeting Tuebingen 03/02/03-06/02/03 Comparison of Current Response fitted to Rev 78 data and Test Response Fitted to Rev 533 and Rev 534 N H = 1.39(0.5)E20 cm -2 BB = 82.4(1.5) eV

20 XMM EPIC MOS Steve Sembay (sse@star.le.ac.uk) EPIC Calibration Meeting Tuebingen 03/02/03-06/02/03 Current and Test Redistribution at incident E = 250, 300, 350 and 400 eV

21 XMM EPIC MOS Steve Sembay (sse@star.le.ac.uk) EPIC Calibration Meeting Tuebingen 03/02/03-06/02/03 Comparison of spectra extracted from Radii, 0-45, 5-45 and 10-45 arcsec

22 XMM EPIC MOS Steve Sembay (sse@star.le.ac.uk) EPIC Calibration Meeting Tuebingen 03/02/03-06/02/03 How does Test Response work with other sources ? Not very well ! Two observations from Rev 450 and 552 Power-Law fit with N H = 1.36E20 cm -2

23 XMM EPIC MOS Steve Sembay (sse@star.le.ac.uk) EPIC Calibration Meeting Tuebingen 03/02/03-06/02/03 Comparison with Current Response

24 XMM EPIC MOS Steve Sembay (sse@star.le.ac.uk) EPIC Calibration Meeting Tuebingen 03/02/03-06/02/03 Quality of fit across main edges from 1 to 3 keV 5-10% Residual at 2.5 keV

25 XMM EPIC MOS Steve Sembay (sse@star.le.ac.uk) EPIC Calibration Meeting Tuebingen 03/02/03-06/02/03 N132D … Evidence for flux/response change below 500 eV Plot by Marcus Kirsch

26 XMM EPIC MOS Steve Sembay (sse@star.le.ac.uk) EPIC Calibration Meeting Tuebingen 03/02/03-06/02/03 Epoch/Flux dependency exhibited by 3C 273


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