Notes of the 19th teleconference of the IACHEC Working Group Chairs WebEX 19 December 2014 Participants: M.Guainazzi (MG), E.Miller (EM), L.Natalucci (LN), P.Plucinsky (PP), S.Sembay (SS) Apologies: A.Foster (AF), C.Grant (CG), J.Nevalainen (JN), L.Xiaobo (LX - technical problem with the computer prevented the Chinese organisers to attend) 1. 10th IACHEC meeting logistics -------------------------------- The registration was opened at the beginning of December. 7 registrations have been received so far. No issue with the registration page. PP requests a clarification on the visa form. This will be followed-up off-line by MG with the Chinese organisers. 2. Scientific program --------------------- The prospective structure of the meeting has been posted on the meeting web page. The following contacts will be undertaken prior to the meeting to "invite" potentially interesting colleagues ("invite" in this context has to be intended in the usual restricted sense, because no funding is available to pay travel and accommodation expenses for the participants). - SS will contact D.van Dyk (copy AF and VK) for the session on "Data challenges for high-resolution spectroscopy" - LN will contact the colleagues of the Athena "Inter-calibration" Working Group - MG will contact the ASTRO-H Calibration Advisory Board, as well as the eRosita and Astrosat missions for "In-Flight Calibration Plans for future mission" session - MG will coordinate with JN an invitation to the research teams, who have worked on comparing the galaxy cluster mass determination with Chandra/ACIS and XMM-Newton/EPIC - EM and PP will contact research teams involved in the detection of unidentified lines at ~3.something keV - SS will contact A.Read on the axion paper, as well as to transmit an invitation to the FP7 ExtraS project Further invitations are welcome, and should be send as soon as possible, ideally by mid-January. Please, keep MG informed. 3. AOB ------ A Doodle will be set-up for the next meeting to be held between January 15 and February 15. Main topic will be: a) review of the registration status; b) review of the WG activities. The subsequent meeting will be held on ~15 March, to finalise the 10th IACHEC scientific program.