Marcus Kirsch Science Operations & Data Systems Division Research & Scientific Support Department Page 1 XMM-Newton XMM Newton cross calibration M.G.F. Kirsch, B. Altieri, B.Chen, L. Metcalfe, A.M.T. Pollock, E. Brooks Pollock, M.J.S. Smith,
Marcus Kirsch Science Operations & Data Systems Division Research & Scientific Support Department Page 2 XMM-Newton EPIC cross calibration targets AGN (MK, AP) Isolated NS (BC) Stars (AP, MK) SNR (MS, AP) Clusters (EBP, BA) assessment take various kinds of sources fit: const(model) where: const pn =1, others free, and model parameters linked continuum sources: EPIC spectra as start for simultaneous fits line rich sources: RGS spectra as start for simultaneous fits compare absolute normalization constants compare relative spectral features const_data1=1 const_data2=0.5 const_data3=0.4 const_data4=0.2 const_data5=0.1
Marcus Kirsch Science Operations & Data Systems Division Research & Scientific Support Department Page 3 XMM-Newton EPIC AGN pn SW Medium RGS1 RGS2 pn SW Medium MOS1 LW Thin MOS2 LW Thin RGS1 RGS2pnMOS1MOS2RGS1RGS pnMOS1MOS2RGS1RGS PKS rev. 545PKS rev. 153
Marcus Kirsch Science Operations & Data Systems Division Research & Scientific Support Department Page 4 XMM-Newton EPIC INSpnMOS1MOS2RGS1RGS pnMOS1MOS2RGS1RGS RXJ rev. 168RXJ rev. 533
Marcus Kirsch Science Operations & Data Systems Division Research & Scientific Support Department Page 5 XMM-Newton EPIC stars pnMOS1MOS2RGS1RGS pnMOS1MOS2RGS1RGS AB Dor rev. 266 zeta Puppis rev. 542
Marcus Kirsch Science Operations & Data Systems Division Research & Scientific Support Department Page 6 XMM-Newton EPIC special-extended source Use as EPIC extraction region the complete RGS apertures: – –MOS1 : < DETX < 2993 – –MOS < DETY < 2884 – –pn: < DETY < 2929 measure flux without vignetting correction double BG correction applied filtering out low energy flaring for EPIC
Marcus Kirsch Science Operations & Data Systems Division Research & Scientific Support Department Page 7 XMM-Newton EPIC SNR:pnMOS1MOS2RGS1RGS E rev. 447 pn LW Thin MOS1 LW Thin MOS2 LW Thin RGS1 RGS2
Marcus Kirsch Science Operations & Data Systems Division Research & Scientific Support Department Page 8 XMM-Newton EPIC clusters pnMOS1MOS2RGS1RGS pnMOS1MOS2RGS1RGS A1689A2052
Marcus Kirsch Science Operations & Data Systems Division Research & Scientific Support Department Page 9 XMM-Newton EPIC cross normalization
Marcus Kirsch Science Operations & Data Systems Division Research & Scientific Support Department Page 10 XMM-Newton EPIC features in relative calibration pn-redistribution problem MCG EPIC pn (red) and combined MOS1+MOS2 (blue) spectra Fabian et al. Zeta Puppis RGS model folded through pn response Pers. Com. Sembay The old fellows for RGS and EPIC –Si-edge –Au-edge MOS low energy problem evolving with time
Marcus Kirsch Science Operations & Data Systems Division Research & Scientific Support Department Page 11 XMM-Newton EPIC Where is the missing flux?