Grants per year
Personal profile
Research Interests
Range from investigating the basic physics of astrophysical accretion disks and jets to applying the physics results to interpreting observations and directly predicting electromagnetic emission from simulations for comparison to observations.
Education/Academic qualification
PhD, Harvard University
… → 2010
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Dive into the research topics where Sasha Tchekhovskoy is active. These topic labels come from the works of this person. Together they form a unique fingerprint.
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Collaborations and top research areas from the last five years
Recent external collaboration on country/territory level. Dive into details by clicking on the dots or
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Collaborative Research: Tidal Disruption of Stars by Massive Black Holes
9/1/22 → 8/31/25
Project: Research project
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On the quest of BeX-ray transients: how do highly magnetized neutron stars cool?
NASA Goddard Space Flight Center
3/16/22 → 3/15/24
Project: Research project
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Relativistic Simulations of Accreting Neutron Stars
NASA Goddard Space Flight Center
9/23/21 → 9/22/24
Project: Research project
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Collaborative Research: NSF-BSF: WoU-MMA: Crossing the Chasm: From Compact Object Mergers to Cosmic Fireworks
9/1/21 → 8/31/24
Project: Research project
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Simulating neutron star merger remnant outflows and their electromagnetic signatures
NASA Goddard Space Flight Center
9/1/21 → 8/31/24
Project: Research project
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Absence of the predicted 2022 October outburst of OJ 287 and implications for binary SMBH scenarios
Komossa, S., Grupe, D., Kraus, A., Gurwell, M. A., Haiman, Z., Liu, F. K., Tchekhovskoy, A., Gallo, L. C., Berton, M., Blandford, R., Gómez, J. L. & Gonzalez, A. G., Jun 1 2023, In: Monthly Notices of the Royal Astronomical Society: Letters. 522, 1, p. L84-L88Research output: Contribution to journal › Article › peer-review
Open Access4 Scopus citations -
A phase lag between disc and corona in GRMHD simulations of precessing tilted accretion discs
Liska, M., Hesp, C., Tchekhovskoy, A., Ingram, A., van der Klis, M. & Markoff, S. B., Jul 2023, In: New Astronomy. 101, 102012.Research output: Contribution to journal › Article › peer-review
2 Scopus citations -
Density Profiles of Collapsed Rotating Massive Stars Favor Long Gamma-Ray Bursts
Halevi, G., Wu, B., Mösta, P., Gottlieb, O., Tchekhovskoy, A. & Aguilera-Dena, D. R., Feb 1 2023, In: Astrophysical Journal Letters. 944, 2, L38.Research output: Contribution to journal › Article › peer-review
Open Access3 Scopus citations -
Hours-long Near-UV/Optical Emission from Mildly Relativistic Outflows in Black Hole-Neutron Star Mergers
Gottlieb, O., Issa, D., Jacquemin-Ide, J., Liska, M., Tchekhovskoy, A., Foucart, F., Kasen, D., Perna, R., Quataert, E. & Metzger, B. D., Aug 1 2023, In: Astrophysical Journal Letters. 953, 1, L11.Research output: Contribution to journal › Article › peer-review
Open Access1 Scopus citations -
Jet Formation in 3D GRMHD Simulations of Bondi-Hoyle-Lyttleton Accretion
Kaaz, N., Murguia-Berthier, A., Chatterjee, K., Liska, M. T. P. & Tchekhovskoy, A., Jun 1 2023, In: Astrophysical Journal. 950, 1, 31.Research output: Contribution to journal › Article › peer-review
Open Access
Datasets
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Reproduction packages for the paper "Spectral and Imaging properties of Sgr A∗ from High-Resolution 3 DGRMHD Simulations with Radiative Cooling"
Yoon, D. (Contributor), Chatterjee, K. (Contributor), Markoff, S. B. (Contributor), van Eijnatten, E. D. (Contributor), Younsi, Z. (Contributor), Liska, M. (Contributor) & Tchekhovskoy, S. (Contributor), ZENODO, Aug 17 2020
DOI: 10.5281/zenodo.3988208, https://zenodo.org/record/3988208
Dataset
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3C273 polarization over ALMA 1.3mm band
Hovatta, T. (Creator), O'Sullivan, S. (Creator), Martí-Vidal, I. (Contributor), Savolainen, T. (Creator) & Tchekhovskoy, S. (Creator), Centre de Donnees Strasbourg (CDS), 2019
DOI: 10.26093/cds/vizier.36230111, https://cdsarc.cds.unistra.fr/viz-bin/cat/J/A%20A/623/A111
Dataset
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General relativistic MHD simulations of non-thermal flaring in Sagittarius A*
Chatterjee, K. (Contributor), Markoff., S. (Contributor), Neilsen, J. (Contributor), Younsi, Z. (Contributor), Witzel, G. (Contributor), Tchekhovskoy, S. (Contributor), Yoon, D. (Contributor), Ingram, A. (Contributor), van der Klis, M. (Contributor), Boyce, H. (Contributor), Do, T. (Contributor), Haggard, D. (Contributor) & Nowak, M. A. (Contributor), ZENODO, Sep 2 2021
DOI: 10.5281/zenodo.5044837, https://zenodo.org/record/5044837
Dataset
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Observational signatures of disk and jet misalignment in images of accreting black holes
Chatterjee, K. (Contributor), Younsi, Z. (Contributor), Liska, M. (Contributor), Tchekhovskoy, S. (Contributor), Markoff, S. B. (Contributor), Yoon, D. (Contributor), Van Eijnatten, E. D. (Contributor), Hesp, C. (Contributor), Ingram, A. (Contributor) & Van Der Klis, D. K. M. B. M. (Contributor), ZENODO, Sep 7 2020
DOI: 10.5281/zenodo.3757013, https://zenodo.org/record/3757013
Dataset