SFB Workshop Heidelberg 2018



International Workshop



 Star Clusters around the Milky Way and in the Local Group
(Observations, Dynamics, Modelling, Supercomputing)


  August 15-17, 2018; List of Participants (pdf)


organized through

SFB 881 The Milky Way System at Univ. of Heidelberg
(in conjunction with Volkswagen Trilateral Project and Sino-German Collaboration Scheme)

Link to Conference Pictures: Pic 1 Pic 2

Venue: International Science Forum Heidelberg (IWH)
Lecture Hall, Old Town City Center Heidelberg, Hauptstrasse 242 - 69117 Heidelberg

http://www.iwh.uni-hd.de/       Coffee Fee: EUR 25,-
Registration Fee: EUR 65,- (to be supported by SFB881)

(Coffee Breaks and Lunch Snack Wed/Thu included)

Responsible Organiser: Rainer Spurzem This email address is being protected from spambots. You need JavaScript enabled to view it. with


Scientific Organising Committee:

Manuel Arca Sedda (ARI), Peter Berczik (MAO/NAOC/ARI), Andreas Just (ARI),


Diederik Kruijssen (ARI), Nadine Neumayer (MPIA), Genevieve Parmentier (ARI),


Glenn van de Ven (ESO)




Scientific PROGRAM: 


(Speakers should allow for discussion time within their slot)        



Wednesday, August 15, 2018


9:00 – 9:30: Welcome and Registration


Session 1: Star Cluster Formation and Link to Galaxy


Chair:  Rainer Spurzem


9:30 – 10:00: Ray Carlberg (U Toronto): Getting Tidal Streams Right

10:00 – 10:30: Diederik Kruijssen (ARI/ZAH): Globular clusters revealing the formation and assembly history of the Milky Way

10:30 – 11:00: Sebastian Trujillo-Gomez (ARI/ZAH): A model for the environmental variation of the minimum cluster mass and its implications for globular cluster formation from Fornax to ultra-diffuse galaxies


11:00 - 11:30 Coffee/Tea Break


11:30 – 12:00: Bekdaulet Shukirgaliev (ARI/ZAH): Star clusters formed with centrally peaked SFE profile.

12:00 – 12:30: Thorsten Naab (MPA Garching): In-situ formation of nuclear star clusters in dwarf galaxies

12:30 – 13:00: Jeremy Webb (U Toronto): The Effects of Dark Matter Substructure on Globular Cluster Evolution


13:00 - 14:00 Lunch Break (Snacks provided)


Session 2: Globular and Nuclear Star Cluster Dynamics

Chair: Thorsten Naab


14:00 – 14:30: Alessandra Mastrobuono-Battisti (MPIA): On the merger origin of metallicity spreads in Galactic Globular clusters.

14:30 – 15:00: Marta Reina-Campos (ARI/ZAH): Dynamical cluster mass-loss in E-MOSAICS and its implications for current multiple stellar population models

15:00 – 15:30: Yohai Meiron (Eötvös U): Resonant relaxation in globular clusters


15:30 - 16:00 Coffee/Tea Break



16:00 – 16:30: Nadine Neumayer (MPIA): Stripping off galactic nuclei as the origin of the most massive globular clusters

16:30 – 17:00: Peter Berczik (ARI/ZAH, NAOC, MAO): Numerical modelling of Star Clusters and Black Holes in galaxies with Post Newtonian N-body codes.

17:00 – 17:15: Margaryta Sobolenko (MAO Kiev), O. Kompaniiets, P. Berczik: Numerical Modelling of the Dynamical Evolution of Supermassive Binary Black Hole at the Center of NGC 6240 Based on Chandra Observations

17:15 – 17:30: Ákos Szölgyén (Eötvös U): Anisotropic mass segregation in stellar systems

17:30 – 17:35: POSTER Presentation: Daniel Ivanov (MAO, Kiev), I. Bilinskyi, P. Berczik: "Study of the Dynamical Mass Loss by Young Star Clusters. Virial Stability Analysis."

17:35 – 17:40: POSTER Presentation: Bhusan Kayastha (NAOC Beijing): N-Body Models of Star Clusters with Binaries and Stellar Evolution


Thursday, August 16, 2018


Session 3: Black Holes and other special objects in Globular Clusters

Chair: Thijs M.B.N. Kouwenhoven


9:30 – 10:00: Michela Mapelli (INAF Padova): Evolution of compact object binaries in star clusters

10:00 – 10:30: Manuel Arca Sedda (ARI/ZAH): Spotting black hole subsystems and intermediate-mass black holes in globular clusters

10:30 – 11:00: Abbas Askar (Lund U): Black Hole Populations in Galactic Globular Clusters


11:00 - 11:30 Coffee/Tea Break


11:30 – 12:00: Jongsuk Hong (Peking U): Binary black hole mergers from globular clusters - the impacts of host cluster properties

12:00 – 12:30: Sambaran Banerjee (Argelander Inst. Bonn): Stellar-mass BHs in young massive and open clusters and their role in GW generation

12:30 – 13:00: Xiaoying Pang (Shanghai Inst. Techn.): The formation and evolution of WD-MS binaries (cataclysmic variable candidates) in DRAGON simulations


13:00 - 14:00 Lunch Break (Snacks provided)


Session 3: Black Holes and other special objects in Globular Clusters (cont’d)

Chair: Michela Mapelli


14:00 – 14:30: Maxwell Cai (Leiden Obs.): Exploring the diversity of exoplanets through their birth environments in star clusters

14:30 – 15:00: Thijs Kouwenhoven (Suzhou XJTLU): Evolution of planetary systems in star clusters: the Solar System (two top slides only)

15:00 – 15:30: Paolo Bianchini (McMaster U): Globular clusters in the era of large proper motion datasets


15:30 - 16:00 Coffee/Tea Break


Session 4: Star Clusters and Observations

Chair: Michela Mapelli


16:00 – 16:30: Zhongmu Li (Dali U): Application of ASPS model to the stellar populations of star clusters

16:30 – 17:00: Steffi Yen (LSW/ZAH): Deriving open cluster parameters using Gaia

17:00 – 17:30: Dana Kovaleva (INASAN Moscow): How far away one can penetrate with Gaia in star cluster studies?


Friday, August 17, 2018



Session 4: Star Clusters and Observations (cont’d)

Chair: Ray Carlberg


9:30 – 10:00: Eva Grebel (ARI/ZAH): Update on the Globular Cluster Contribution to the Galactic Halo Field Star Population

10:00 – 10:30: Eric Pellegrini (ITA/ZAH): WARPFIELD-EMP: Self Consistent Emission Predictions and ISM Dynamics


10:30 - 11:00 Coffee/Tea Break


Session 5: Computational Astrophysics, Dynamics, Methods

Chair: Ray Carlberg


11:00 – 11:30: Long Wang (Bonn U): Using PeTar code to obtain high efficient N-body modelling of GCs with large fraction of primordial binaries

11:30 – 12:00: Sverre Aarseth (Cambridge U): Post-Newtonian Energy Conservation in Algorithmic Chain Regularization

12:00 – 12:30: Rainer Spurzem (ARI/ZAH): Realistic direct N-body models of globular clusters and Post-Newtonian dynamics


12:30 – 12:40: Farewell, End of Workshop

8th Korea-Chna-Kazakhstan (KCK) Meeting

8th Kazakhstan-China-Korea (KCK) workshop on stellar dynamics and related fields
 (star clusters, stellar evolution, gravitational waves, black holes in galaxies)


Dec 19 (10:00 a.m.) - 21 (12:30 p.m.), 2016, Kunming, Yunnan (on invitation by YNAO).

Hosted and organized by Jinming Bai (YNAO), Hyung Mok Lee (SNU), Rainer Spurzem (NAOC/KIAA), and Chingis Omarov (NCSRT).


Scientific Program with links to talk slides go here....


Link to Conference Picture (thanks to Jianguo Wang)...


Venue: University of Science and Engineering (昆明理工大学), north of city center Kunming (accommodation on campus in Wenhui Hotel 昆明文汇酒店). (All subject to final confirmation); see this link for maps.


Interested Participants please contact This email address is being protected from spambots. You need JavaScript enabled to view it. (Rainer Spurzem), Subject: KCK meeting

For Local Organisation please contact Mr. Jianguo WANG 王建国< This email address is being protected from spambots. You need JavaScript enabled to view it. >


Expected Participants (as of Dec. 13, 2016):

 (Name convention: Given Names First, Family Name Last)


1. Korea (as of list sent Oct. 20)




  1. Hyung Mok Lee (Professor, Seoul National University)

  2. Kimitake Hayasaki (Professor, Chungbook National University, Citizen of Japan)

  3. Kyungwon Chun (Grad. Student, Kyung Hee University)

  4. So-Myoung Park (Grad. Student, Kyung Hee University)
  5. Kihyuk Cho (Grad。 Students Seoul National University)

  6. Hangil Choi (Grad。 Students Seoul National University)

  7. Hanson Ling (Grad. Student, Univ. West. Australia, Citizen of New Zealand)




2. Kazakhstan




  1. Taras Panamarev, doctoral student, Kazakh national, originally from FAI, now at University of Heidelberg, Germany, models of galactic center stellar dynamics

  2. Denis Yurin, postdoc, former Heidelberg, now FAI; equilibrium models of 3D stellar systems

  3. Maxim Makukov, postdoc, FAI; stellar collisions in galactic nuclei




3. China (NAOC/KIAA and Silk Road Collaborators)


  1. Rainer Spurzem (Professor, Silk Road Project at NAOC/KIAA) computational astrophysics, stellar dynamics and gravitational waves,citizen of Germany

  2. Richard de Grijs (Professor, KIAA) young massive star clusters, Internal star cluster dynamics, citizen of Netherlands

  3. Ma Chao (student of Richard de Grijs, KIAA): On star clusters in starburst rings -- stellar population synthesis
  4. Deng Licai (Professor, NAOC) observing star cluster

  5. Li Shuo, postdoc of Silk Road Project at NAOC, binary black holes in galactic nuclei

  6. Shu Qi, student of Rainer Spurzem/Thijs Kouwenhoven at KIAA/PKU; planetary systems in star clusters

  7. Matthias Kuehtreiber, visiting student of Rainer Spurzem at KIAA/PKU (Chinese-Austria collaboration with Prof. Gerhard Hensler); chemodynamical evolution of galaxies, citizen of Austria

  8. Ji Yeon Seok (NAOC Lamost Fellow), Polycyclic Aromatic Hydrocarbon in Protoplanetary Disks around Herbig Ae/Be and T Tauri Star, citizen of Rep. Korea
  9. Jongsuk Hong (postdoc KIAA/PKU), formerly Indiana, formerly Seoul Natl. Univ., N-Body simulations of star clusters with multiple populations, citizen of Rep. Korea

  10. Thijs M.B.N. Kouwenhoven (Professor, Xian Jiaotong Liverpool Univ. at Suzhou) formerly KIAA/PKU, working on dynamics of planetary systems in
    star clusters and stability of planetary systems, citizen of Netherlands

  11. Li Zhongmu; (Professor, Dali Univ.) German-Chinese DFG/NSFC partnership, stellar populations in star clusters

  12. Stephen Justham; (Professor, UCAS), compact objects, star clusters, stellar mass black holes




4. China (YNAO)


  1.  Jinming Bai (Professor, Director YNAO)
  2. Zhanwen HAN, "An overview of the work of the BPS group"
  3. Fenghui ZHANG, "Evolutionary population synthesis models with binaries"
  4. Dengkai JIANG, "The formation of anomalous stars and multiple stellar populations in globular clusters"
  5. Hongwei GE, "Stability of mass transfer in binaries"
  6. Hailiang CHEN, "Modelling accreting white dwarf populations in galaxies"
  7. Xiangcun MENG, "CE-wind model of type Ia supernovae"
  8. Xuefei CHEN, no talk
  9. Shiyan Zhong (Postdoc), tidal disruption, dynamics of galactic nuclei






Links to previous meetings: 7th Korea-China-Kazakhstan Workshop

The 6th Korea-China-Kazakhstan Meeting on Stellar Dynamics

The 6th Korea-China-Kazakhstan Meeting on Stellar Dynamics has been held in Seoul National University on Dec 15-17. More information can be found at:


IAU Symposium No. 312

We have moved the IAU Symposium #312 contents to a new website! You will be redirected in 7 seconds to  http://silkroad.bao.ac.cn/iaus312/