Notes taken during the Working Groups (WGs) teleconference, 3 December 2009
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Present: M.Guainazzi, H.Marshall, P.Plucinski, A.Pollock, S.Sembay

1) Program of the 5th IACHEC meeting
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a. Logistics

* Arrival is foreseen on Sunday, April 11. The MBL will provide a full
  dinner
* Monday, April 12: The Auditorium has been booked - no small rooms
* Tuesday and Wednesday: Auditorium and small rooms have been booked
* last meal to be served: lunch on Thursday, April 15
* It is possible to arrive on Saturday afternoon or to extend the stay at MBL
  until Thursday night
* the boat laboratory trip will be scheduled on Thursday afternoon
* the total price should be around 715 USD, including full board lodging
  (registration fee: 50 USD)

b. Special sessions

We should strive at covering the following topics:

- Calibration legacy for future missions. This topic should be covered in the
  same session as "status of future missions"
- Statistical methods. This should be covered in a session on "theoretical
  foundations of calibrations"

c. Possible invited speakers

 We should try and have a few key people with a specific theoretical background
at the meeting. Current suggestions:

- R.Smith
- J.Kaastra
- Neutron Star atmosphere models expert
- J.Drake (treatment of systematic uncertainties in calibrations)
- T.Kallman (photoionized plasmas)
- M.Boettcher (blazar)