RNDr. Michal Zajaček, Dr. rer. nat.

2024

• A binary system in the S cluster close to the supermassive black hole Sagittarius A*

  PEISSKER Florian ZAJAČEK Michal LABADIE Lucas BORDIER Emma ECKART Andreas MELAMED Maria KARAS Vladimir

  Article in Periodical

  Nature Communications, year: 2024, volume: 15, edition: 1, DOI

• A case for a binary black hole system revealed via quasi-periodic outflows

  PASHAM Dheeraj R. TOMBESI Francesco SUKOVÁ Petra ZAJAČEK Michal RAKSHIT Suvendu COUGHLIN Eric KOSEC Peter KARAS Vladimír MASTERSON Megan MUMMERY Andrew HOLOIEN Thomas W.-S. GUOLO Muryel HINKLE Jason RIPPERDA Bart WITZANY Vojtěch SHAPPEE Ben KARA Erin HORESH Assaf VAN VELZEN Sjoert SFARADI Itai KAPLAN David BURGER Noam MURPHY Tara REMILLARD Ronald STEINER James F. WEVERS Thomas ARCODIA Riccardo BUCHNER Johannes MERLONI Andrea MALYALI Adam FABIAN Andy FAUSNAUGH Michael DAYLAN Tansu ALTAMIRANO Diego PAYNE Anna FERRARAA Elizabeth C.

  Article in Periodical

  Science Advances, year: 2024, volume: 10, edition: 13, DOI

• Alive but Barely Kicking: News from 3+ yr of Swift and XMM-Newton X-Ray Monitoring of Quasiperiodic Eruptions from eRO-QPE1

  PASHAM D. R. COUGHLIN E. R. ZAJAČEK Michal LINIAL Itai SUKOVÁ Petra NIXON C. J. JANIUK Agnieszka SNIEGOWSKA M. WITZANY Vojtěch KARAS Vladimír KRUMPE M. ALTAMIRANO D. WEVERS T. ARCODIA Riccardo

  Article in Periodical

  Astrophysical Journal Letters, year: 2024, volume: 963, edition: 2, DOI

• Candidate young stellar objects in the S-cluster: Kinematic analysis of a subpopulation of the low-mass G objects close to Sgr A

  PEISSKER F. ZAJAČEK Michal MELAMED M. ALI B. SINGHAL M. DASSEL T. ECKART A. KARAS V.

  Article in Periodical

  Astronomy and Astrophysics, year: 2024, volume: 686, edition: June 2024, DOI

• Current state and future developments in star-jet interactions models

  KURFÜRST Petr ZAJAČEK Michal WERNER Norbert KRTIČKA Jiří LABAJ Matúš

  Article in Proceedings

  Appearance and Dynamics of Accretion onto Black Holes, held 5-9 November, 2024 at Astronomical Institute, Czech Academy of Sciences, Prague, year: 2024

• Discovery of a Dense Association of Stars in the Vicinity of the Supermassive Black Hole Sgr A*

  HOSSEINI S. Elaheh ECKART Andreas ZAJAČEK Michal BRITZEN Silke BHAT Harshitha K. KARAS Vladimír

  Article in Periodical

  The Astrophysical Journal, year: 2024, volume: 975, edition: 2, DOI

• Does the mystery of the missing red giants reveal the existence and significant past activity of the central galactic jet?

  KURFÜRST Petr ZAJAČEK Michal

  Appeared in Conference without Proceedings

  Year: 2024, type: Appeared in Conference without Proceedings

• Effect of Extinction on Quasar Luminosity Distances Determined from UV and X-Ray Flux Measurements

  ZAJAČEK Michal CZERNY Bozena KHADKA Narayan MARTÍNEZ-ALDAMA Mary Loli PRINCE Raj PANDA Swayamtrupta RATRA Bharat

  Article in Periodical

  Astrophysical Journal, year: 2024, volume: 961, edition: 2, DOI

• Effects of heterogeneous data sets and time-lag measurement techniques on cosmological parameter constraints from Mg II and C IV reverberation-mapped quasar data

  CAO Shulei ZAJAČEK Michal CZERNY Bożena PANDA Swayamtrupta RATRA Bharat

  Article in Periodical

  Monthly Notices of the Royal Astronomical Society, year: 2024, volume: 528, edition: 4, DOI

• ICECUBE AGN neutrino candidate PKS 1717+177: dark deflector bends nuclear jet

  BRITZEN S. KOVACEVIC A. B. ZAJAČEK Michal POPOVIC L. C. PASHCHENKO I. N. KUN E. PANIS R. JARON F. PLŠEK Tomáš TURSUNOV A. STUCHLIK Z.

  Article in Periodical

  Monthly Notices of the Royal Astronomical Society, year: 2024, volume: 535, edition: 3, DOI