Umit Kavak Guest researcher Name Dr. U. Kavak Telephone +31 71 527 2727 E-mail kavak@strw.leidenuniv.nl Guest researcher Science Sterrewacht Sterrewacht Work address Gorlaeus Building Einsteinweg 55 2333 CC Leiden Contact +31 71 527 2727 kavak@strw.leidenuniv.nl Publications No relevant ancillary activities