2017 Lake Arrowhead (California, USA)

12th IACHEC meeting, 27-30 March 2017

Monday, 27 March 2017

Note: presentation on the Hitomi calibrations will be available at a later stage

Session I: Calibration status of operational missions 
Chair: S.Sembay 
09:00, K.Forster: NuSTAR calibration status 
09:20, S.Chandra: The status of the calibrations for the Soft X-ray Telescope (SXT) on-board AstroSat 
09:35, N.P.S.Mithun: In-flight calibration of AstroSat CZT Imager 
09:50, T.Chattopadhyay: Polarization measurements of Astronomical X-ray sources with CZT-Imager onboard AstroSat 
10:15, M.C.Ramadevi:  Sky Monitor onboard AstroSat – Calibration and Results 

10:15-10:40: Coffee/tea break

10:40, J.Sun: Preliminary in-orbit observation results and calibration of POLAR 
11:00, C.Markwardt: NICER: status and calibrations 
11:20, Y.Liu:  The calibration status of HXMT 
11:40, L.David: Chandra Calibration Status 

12:00-13:00: lunch break

Chair: K.K.Madsen 
13:00, L.Natalucci: INTEGRAL/IBIS calibration status 
13:20, J.de Plaa: Empirical RGS effective area calibration using blazar spectra 
13:40, K.Kuntz: Solar Wind Charge Exchange (SWCX) and New Missions 
14:00, S.Sembay: Micropore optics; application, modelling and calibration

Session II: Working Groups meet

CCD I. – ACIS and EPIC (Alumni) 
14:30, S.Molendi: An in-depth analysis of the EPIC-MOS instrumental background 
14:50, K.Dennerl: An empirical method for improving the XMM-Newton/EPIC-pn RMF and ARFs 

Coordinated observations (Violet)
14:30, K.K.Madsen: Absolute Crab flux 
14:50, K.K.Madsen, Dust Scattering Halo’s

16:15-16:45: Coffee/tea break

Session III: Working Groups meet

16:45-17:30: Heritage WG (Violet)

17:30-18:30: High-resolution (Violet) 
17:30, N.Schultz: Calibration of High Resolution X-Ray Spectrometers 
17:50, V.Kashyap: Capella with Chandra and XMM 

16:45-18:30: Using astrophysical source to monitor CTI/gain in CCD detectors (Alumni)

18:30-20:00 Dinner

Tuesday, 28 March 2017

Session IV: Working Groups meet

Galaxy clusters (Alumni)

Thermal SNR (Violet)

10:45-11:10: Coffee/tea break

Session V: Hitomi calibration I. – General overview and SXS 
Chair: E.Miller 

11:10, R.Petre: Lessons Learned from Hitomi In-Flight Calibration 
11:40, M.Eckart: Overview of the Hitomi Soft X-ray Spectromter 

12:00-13:00: lunch break

13:00, S.Nakashima: Hitomi observation of the Perseus cluster 
13:20, M.Leutenegger: Calibration of the line spread function and gain scale of the Hitomi SXS 
13:40, M.Eckart: Effective Area Calibration of the Hitomi SXS 
14:00, M.Tsujimoto: Hitomi SXS in-flight calibration with Crab 
14:20, A.Foster: Atomic data: What we learned we don’t know from Hitomi

Session VI: Cross-calibration status 
Chair: C.Grant

14:40, M.Guainazzi, Status of the area cross-calibration project 
15:00, H.Marshall: Status of the concordance project 
15:20, C.Heinitz: Cross-calibrating the XMM EPIC effective areas for a default empirical correction 

15:40-16:10: Coffee/tea break

Session VII: Working Groups meet

Calibration Uncertainties (Violet)

Timing (Alumni) 
16:10, S.Koyama: Time assignment anomalies of Suzaku 
16:30, Y.Terada: Summary of Hitomi Timing calibration 
16:50, K.Oshimizu: Verification of GPS synchronization function for the time assignment of Hitomi 
17:10, S.Koyama: In-Orbit Timing Calibration of SXS

18:30-20:00: Dinner

Wednesday, 29 March 2017

Session VIII: Hitomi calibration II. 
Chair: M.Guainazzi

09:00, T.Sato: In-flight Calibration Status of the Soft X-ray Telescopes (SXTs) onboard the Hitomi Satellite 
09:20, I.Mitsuishi: In-orbit Calibration Status of the Hard X-ray Telescopes (HXTs) on board Hitomi 
09:40, K.Hagino: In-flight calibration of Hard X-ray Imager (HXI) onboard Hitomi
10:00, H.Takahashi: Current status of Soft Gamma-ray Detector (SGD) onboard Hitomi 

10:20-10:50: Coffee/tea break

Session IX: Cross-calibration consensus forum 
Chair: P.Plucinsky

10:50, J.Nevalainen: Grand IACHEC cross-calibration forum: instructions for use and cross-calibration status with clusters

11:10-12:00: round table on progress on the cross-calibration status (moderators: M.Guainazzi/V.Kashyap/H.Marshall)

12:00-13:00: lunch break

Session X: Working Groups meet 

Contamination (Alumni) 
13:00, H.Marshall: The New Chandra ACIS Contamination Model 
13:20, A.Bogdan: Characterizing the contaminant on Chandra ACIS using Abell 1795 observations 
13:40, K.Mori, H.Uchida, E.Miller: Discussion of Hitomi SXI Contamination Measurements

White Dwarfs/INS (Violet)

14:45-15:15: Coffee/tea break

Session XI: Working Groups meet

CCD II. – ACIS, Hitomi/SXI, XRT (Alumni) 
15:15, T.Gaetz: Chandra ACIS I3 response width 
15:35, R.N.Durham: ACIS Gain Studies, Time and Location Dependences 
15:55, T.Gaetz: Chandra ACIS background 
16:15, K.Mori: Hitomi/SXI overview 
16:35, H.Uchida: Hitomi/SXI on-board calibration 
16:55, A.Beardmore: Deferred charge released from charge traps in Swift-XRT WT mode observations

Non-Thermal SNR (Violet)

18:30-20:00: Dinner

Session XII: A look at the future 
Chair: H.Marshall

20:00, V.Savchenko: Calibration of INTEGRAL response to impulsive transients from all sky 
20:20, V.Burwitz: Status of the calibration of eROSITA 
20:40, W.Baumgartner: Calibration and Data from the Imaging X-ray Polarization Explorer (IXPE) 
21:00, C.Tenzer: Grazing angle soft proton focusing experiments with X-ray mirrors 
21:20, M.Tashiro: Status of the X-ray Astronomy Recovery Mission (XARM) 
21:40, M.Guainazzi: Calibration plans for Athena 
22:00, M.Markevitch: Cal X-1: an in-orbit absolute area calibration standard 

Thursday, 30 March 2017

Session XIII: Working Groups report 
Chair: K.Forster

08:45: White Dwarfs and Isolated Neutron Stars 
09:00: Timing 
09:15: Thermal SNR 
09:30: Non-Thermal SNR 
09:45: High Resolution 
10:00: Heritage 

10:15-10:30, coffee/tea break

10:30: Coordinated observations 
10:45: Contamination 
11:00: Clusters of galaxies 
11:15: CCD 
11:30: Calibration uncertainties 

11:45: Meeting closure