Accretion flow instabilities:

30 years of the thermal-viscous disc instability model

3rd NCAC Symposium
Warsaw, Poland, 4-7 September 2012



Go to the 1st announcement - February 3, 2012
Go to the 2nd announcement - June 11, 2012

1st announcement - February 3, 2012

3rd NCAC Symposium on

"Accretion flow instabilities:
30 years of the thermal-viscous disc instability model"

Warsaw, Poland 4-7 September 2012

Dear Colleagues,

We are pleased to announce the 3rd NCAC (Nicolaus Copernicus Astronomical Center) Symposium on "Accretion flow instabilities: 30 years of the thermal-viscous disc instability model" to be held in Warsaw, Poland, 4-7 September 2012.


The proposed program is aimed at the most important issues related to the accretion flow instabilities. In particular, the topics we would like to cover include:

The program is still open and will be established by the SOC after receiving titles and short abstracts from the participants (see below).

The conference is also intented to honour prof. J. Smak and his outstanding contribution to this field.


The conference is organized by the Nicolaus Copernicus Astronomical Center. It will be limited to about 60 participants. We plan to have no more than 40 presentations, and plenty of time for discussions. Poster presentations will be also possible. The participation will be mainly by invitation addressed to selected scientists and their students and postdocs (we would appreciate your help here).

The Scientific Organising Committe (SOC):
Marek Abramowicz (Poland/Sweden), Bozena Czerny (Poland), Chris Done (UK), Jean-Pierre Lasota-Hirszowicz (France/Poland), Joanna Mikolajewska (Poland, co-Chair), Shin Mineshige (Japan), Arek Olech (Poland), Piotr Zycki (Poland, co-Chair)

The Local Organizing Committee (LOC):
J. Mikolajewska, M. Otulakowska-Hypka, P. Zycki


The conference will take place at the NCAC in Warsaw ( For attendees looking for a budget accommodation there will be a limited number of single (~100 PLN/night) and double (~70 PLN/night/person) hotel rooms at the NCAC hotel and nearby Space Research Center (SRC). There are also many good (and more expensive) hotels downtown, and several can be easily found in the region within 20-min by bus. The closest are Hyatt Regency (5-star, single rooms from ~400 PLN), Belwederski Hotel (3-star, single rooms from ~300 PLN), and Warsaw University Hotel Hera, all ~7 min by bus #167. Another option is Sheraton (5-star, single rooms from ~400 PLN) and any other hotels near Plac Trzech Krzyzy, ~15 min by bus #108. Please make reservation by yourself using e.g. or using links on the conference web site. If it is difficult to find accommodations you like, please feel free to contact us (



The registration fee is 100 euro, which should be paid at the meeting reception by cash. It includes the abstract book, welcome reception, lunches, coffee/tea/refreshments and banquet. We will charge 30 euro registration fee for accompanying persons.

In order to help the organization, we ask you to fill in and submit the accompanying registration form, before MARCH 31, 2012. The data from these forms will be used to elaborate a preliminary programme and to arrange accommodations at the NCAC and SRC hotels. We encourage you to send it as soon as possible, since we plan to have a limited number of participants, and not all can be accommodated in our hotels.


We have some financial support from the Polish-French collaboration programme to organize this conference, and to help the participants who are short of funding. Those applying for such financial assistance should fill in and submit the registration form before FEBRUARY 29, 2012, accompanied by an email to explain why they need help, and in the case of students e-mailed support from their supervisors may also be useful.

Please distribute this announcement to your colleagues.

We are looking forward to your participation.

Joanna Mikolajewska & Piotr Zycki
on behalf of the SOC and LOC


Submission deadline: March 31, 2012

I plan to attend the conference

Full Name (Last name, First name):
Do you wish to present a contribution? (yes [oral/poster] / no)
Please, provide a tentative title & abstract (max. 150 words):
Number of accompanying persons:
Room requested at the NCAC/SRC:
- single (yes/no)
- double (yes/no; shared with ...)

Additional comments (e.g. request for the financial support):

Please, fill in the form and send it by email to:


N. Copernicus Astronomical Center
Bartycka 18
00-716 Warsaw, Poland
attn. J. Mikolajewska/P. Zycki

FAX: 48 22 8410046

2nd announcement - June 11, 2012

Dear Colleagues,

We thank all participants for registering for the 3rd NCAC Symposium on "Accretion flow instabilities: 30 years of the thermal-viscous disc instability model". In this announcement we include information regarding our meeting.

The preliminary scientific programme is enclosed on our web page Some changes are still possible. The allocated time for talks includes time for questions/short discussion. We kindly ask those who have not yet sent us details (final title, abstract) of their presentation to email them as soon as possible to or

A book of abstracts will be distributed to the conference attendees upon registration.

There is a possibility to organize a bus/minivan shuttle from the Hyatt Regency, Warsaw University and Belwederski Hotels to the NCAC in the morning. Please let us know if you are interested.

Since there are no restaurants within a short (<5-10 min) walking distance from the NCAC, we will organize a buffet lunch for all the participants on Tuesday, Wednesday and Thursday. In addition, a welcome coctail is planned for Monday, September 3, at 18:00 at the NCAC, and the conference dinner on Thursday, September 6th. All these will be covered by the registration fee. To make the arrangements we must know your dietary preferences.

Finally, there is a possibility to organize a social lunch with sightseeing in Wilanow on Friday, September 7th if there will be enough interest. We plan to leave the NCAC after the conference end, around 13:00, have a lunch at a restaurant with Polish cuisine (not included in the conference fee, choice from menu), and then stay as long as you wish to enjoy the Wilanow Park and Palace:

Please fill in and return ( us as soon as possible (and not later than June 30th) the accompanying form.

We are looking forward to meeting you in Warszawa.

With best regards,
Joanna Mikolajewska
on behalf of the SOC and LOC

2nd FORM


I am interested in bus/minivan shuttle from the Hyatt Regency/Warsaw University/Belwederski Hotel (select the name of your hotel) to the NCAC on Monday-Wednesday: YES/NO

I am interested in a social lunch in Wilanow on Friday, September 7: YES/NO

I am planning to attend the welcome cocktail on Monday, September 3: YES/NO

I am planning to attend the conference dinner on Thursday, September 6: YES/NO

I need vegetarian food/see food (select): YES/NO