The First SRG/eROSITA All-Sky Survey. Characterization of clusters of galaxies misclassified in the eRASS1 point source catalog

Authors: Balzer, F., Bulbul, E., Kluge, M., Liu, A., Salvato, M., Fabricius, M., Seppi, R., Artis, E., Bahar, Y. E., Bender, R., Clerc, N., Comparat, J., Ghirardini, V., Grandis, S., Krippendorf, S., Lamer, G., Malavasi, N., Merloni, A., Nandra, K., Ramos-Ceja, M. E., Sanders, J. S., Zhang, X., Zelmer, S.

Subject Terms: Astrophysics - Astrophysics of Galaxies

Access URL: http://arxiv.org/abs/2501.17238

Average X-ray properties of galaxy groups. From Milky Way-like halos to massive clusters

Authors: Popesso, P., Marini, I., Dolag, K., Lamer, G., Csizi, B., Biffi, V., Robothan, A., Bravo, M., Biviano, A., Vladutesku-Zopp, S., Lovisari, L., Ettori, S., Angelinelli, M., Driver, S., Toptun, V., Dev, A., Mazengo, D., Merloni, A., Zhang, Y., Comparat, J., Ponti, G., Mroczkowski, T., Bulbul, E.

Subject Terms: Astrophysics - Astrophysics of Galaxies, Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2411.17120

The hot gas mass fraction in halos. From Milky Way-like groups to massive clusters

Authors: Popesso, P., Biviano, A., Marini, I., Dolag, K., Vladutescu-Zopp, S., Csizi, B., Biffi, V., Lamer, G., Robothan, A., Bravo, M., Lovisari, L., Ettori, S., Angelinelli, M., Driver, S., Toptun, V., Dev, A., Mazengo, D., Merloni, A., Comparat, J., Ponti, G., Mroczkowski, T., Bulbul, E., Grandis, S., Bahar, E.

Subject Terms: Astrophysics - Astrophysics of Galaxies, Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2411.16555

The perils of stacking optically selected groups in eROSITA data. The Magneticum perspective

Authors: Popesso, P., Marini, I., Dolag, K., Lamer, G., Csizi, B., Vladutescu-Zopp, S., Biffi, V., Robothan, A., Bravo, M., Tempel, E., Yang, X., Li, Q., Biviano, A., Lovisari, L., Ettori, S., Angelinelli, M., Driver, S., Toptun, V., Dev, A., Mazengo, D., Merloni, A., Mroczkowski, T., Comparat, J., Zhang, Y., Ponti, G., Bulbul, E.

Subject Terms: Astrophysics - Astrophysics of Galaxies, Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2411.16546

Detecting clusters and groups of galaxies populating the local Universe in large optical spectroscopic surveys

Authors: Marini, I., Popesso, P., Dolag, K., Bravo, M., Robotham, A., Tempel, E., Li, Q., Yang, X., Csizi, B., Behroozi, P., Biffi, V., Biviano, A., Lamer, G., Malavasi, N., Mazengo, D., Toptun, V.

Source: A&A 694, A207 (2025)

Subject Terms: Astrophysics - Astrophysics of Galaxies, Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2411.16455

Detecting Galaxy Groups and AGNs populating the local Universe in the eROSITA era

Authors: Marini, I., Popesso, P., Lamer, G., Dolag, K., Biffi, V., Vladutescu-Zopp, S., Dev, A., Toptun, V., Bulbul, E., Comparat, J., Malavasi, N., Merloni, A., Mroczkowski, T., Ponti, G., Seppi, R., Shreeram, S., Zhang, Y.

Source: A&A 689, A7 (2024)

Subject Terms: Astrophysics - Cosmology and Nongalactic Astrophysics, Astrophysics - Astrophysics of Galaxies

Access URL: http://arxiv.org/abs/2404.12719

The SRG/eROSITA all-sky survey: Cosmology constraints from cluster abundances in the western Galactic hemisphere

Authors: Ghirardini, V., Bulbul, E., Artis, E., Clerc, N., Garrel, C., Grandis, S., Kluge, M., Liu, A., Bahar, Y. E., Balzer, F., Chiu, I., Comparat, J., Gruen, D., Kleinebreil, F., Krippendorf, S., Merloni, A., Nandra, K., Okabe, N., Pacaud, F., Predehl, P., Ramos-Ceja, M. E., Reiprich, T. H., Sanders, J. S., Schrabback, T., Seppi, R., Zelmer, S., Zhang, X., Bornemann, W., Brunner, H., Burwitz, V., Coutinho, D., Dennerl, K., Freyberg, M., Friedrich, S., Gaida, R., Gueguen, A., Haberl, F., Kink, W., Lamer, G., Li, X., Liu, T., Maitra, C., Meidinger, N., Mueller, S., Miyatake, H., Miyazaki, S., Robrade, J., Schwope, A., Stewart, I.

Source: A&A 689, A298 (2024)

Subject Terms: Astrophysics - Cosmology and Nongalactic Astrophysics, General Relativity and Quantum Cosmology

Access URL: http://arxiv.org/abs/2402.08458

The SRG/eROSITA All-Sky Survey: First catalog of superclusters in the western Galactic hemisphere

Authors: Liu, A., Bulbul, E., Kluge, M., Ghirardini, V., Zhang, X., Sanders, J. S., Artis, E., Bahar, Y. E., Balzer, F., Brueggen, M., Clerc, N., Comparat, J., Garrel, C., Gatuzz, E., Grandis, S., Lamer, G., Merloni, A., Migkas, K., Nandra, K., Predehl, P., Ramos-Ceja, M. E., Reiprich, T. H., Seppi, R., Zelmer, S.

Subject Terms: Astrophysics - Cosmology and Nongalactic Astrophysics, Astrophysics - Astrophysics of Galaxies

Access URL: http://arxiv.org/abs/2402.08454

The SRG/eROSITA All-Sky Survey. Optical identification and properties of galaxy clusters and groups in the western galactic hemisphere

Authors: Kluge, M., Comparat, J., Liu, A., Balzer, F., Bulbul, E., Chitham, J. Ider, Ghirardini, V., Garrel, C., Bahar, Y. E., Artis, E., Bender, R., Clerc, N., Dwelly, T., Fabricius, M. H., Grandis, S., Hernández-Lang, D., Hill, G. J., Joshi, J., Lamer, G., Merloni, A., Nandra, K., Pacaud, F., Predehl, P., Ramos-Ceja, M. E., Reiprich, T. H., Salvato, M., Sanders, J. S., Schrabback, T., Seppi, R., Zelmer, S., Zenteno, A., Zhang, X.

Source: A&A 688, A210 (2024)

Subject Terms: Astrophysics - Cosmology and Nongalactic Astrophysics, Astrophysics - Astrophysics of Galaxies, Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2402.08453

The SRG/eROSITA All-Sky Survey: The first catalog of galaxy clusters and groups in the Western Galactic Hemisphere

Authors: Bulbul, E., Liu, A., Kluge, M., Zhang, X., Sanders, J. S., Bahar, Y. E., Ghirardini, V., Artis, E., Seppi, R., Garrel, C., Ramos-Ceja, M. E., Comparat, J., Balzer, F., Böckmann, K., Brüggen, M., Clerc, N., Dennerl, K., Dolag, K., Freyberg, M., Grandis, S., Gruen, D., Kleinebreil, F., Krippendorf, S., Lamer, G., Merloni, A., Migkas, K., Nandra, K., Pacaud, F., Predehl, P., Reiprich, T. H., Schrabback, T., Veronica, A., Weller, J., Zelmer, S.

Subject Terms: Astrophysics - Cosmology and Nongalactic Astrophysics, Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2402.08452

The eROSITA Upper Limits: Description and access to the data

Authors: Tubín-Arenas, D., Krumpe, M., Lamer, G., Haase, J., Sanders, J., Brunner, H., Homan, D., Schwope, A., Georgakakis, A., Poppenhaeger, K., Traulsen, I., König, O., Merloni, A., Gueguen, A., Strong, A., Liu, Z.

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2401.17305

The eROSITA Final Equatorial Depth Survey (eFEDS): the hard X-ray selected sample

Authors: Nandra, K., Waddell, S. G. H., Liu, T., Buchner, J., Dwelly, T., Salvato, M., Shen, Y., Wu, Q., Arcodia, R., Boller, Th., Brunner, H., Brusa, M., Collmar, W., Comparat, J., Georgakakis, A., Grau, M., Hämmerich, S., Ibarra-Medel, H., Igo, Z., Krumpe, M., Lamer, G., Merloni, A., Musiimenta, B., Wolf, J., Assef, R. J., Bauer, F. E., Brandt, W. N., Rix, H. -W.

Source: A&A 693, A212 (2025)

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena, Astrophysics - Astrophysics of Galaxies

Access URL: http://arxiv.org/abs/2401.17300

The SRG/eROSITA all-sky survey: First X-ray catalogues and data release of the western Galactic hemisphere

Authors: Merloni, A., Lamer, G., Liu, T., Ramos-Ceja, M. E., Brunner, H., Bulbul, E., Dennerl, K., Doroshenko, V., Freyberg, M. J., Friedrich, S., Gatuzz, E., Georgakakis, A., Haberl, F., Igo, Z., Kreykenbohm, I., Liu, A., Maitra, C., Malyali, A., Mayer, M. G. F., Nandra, K., Predehl, P., Robrade, J., Salvato, M., Sanders, J. S., Stewart, I., Tubín-Arenas, D., Weber, P., Wilms, J., Arcodia, R., Artis, E., Aschersleben, J., Avakyan, A., Aydar, C., Bahar, Y. E., Balzer, F., Becker, W., Berger, K., Boller, T., Bornemann, W., Brüggen, M., Brusa, M., Buchner, J., Burwitz, V., Camilloni, F., Clerc, N., Comparat, J., Coutinho, D., Czesla, S., Dannhauer, S. M., Dauner, L., Dauser, T., Dietl, J., Dolag, K., Dwelly, T., Egg, K., Ehl, E., Freund, S., Friedrich, P., Gaida, R., Garrel, C., Ghirardini, V., Gokus, A., Grünwald, G., Grandis, S., Grotova, I., Gruen, D., Gueguen, A., Hämmerich, S., Hamaus, N., Hasinger, G., Haubner, K., Homan, D., Chitham, J. Ider, Joseph, W. M., Joyce, A., König, O., Kaltenbrunner, D. M., Khokhriakova, A., Kink, W., Kirsch, C., Kluge, M., Knies, J., Krippendorf, S., Krumpe, M., Kurpas, J., Li, P., Liu, Z., Locatelli, N., Lorenz, M., Müller, S., Magaudda, E., Mannes, C., McCall, H., Meidinger, N., Michailidis, M., Migkas, K., Muñoz-Giraldo, D., Musiimenta, B., Nguyen-Dang, N. T., Ni, Q., Olechowska, A., Ota, N., Pacaud, F., Pasini, T., Perinati, E., Pires, A. M., Pommranz, C., Ponti, G., Poppenhaeger, K., Pühlhofer, G., Rau, A., Reh, M., Reiprich, T. H., Roster, W., Saeedi, S., Santangelo, A., Sasaki, M., Schmitt, J., Schneider, P. C., Schrabback, T., Schuster, N., Schwope, A., Seppi, R., Serim, M. M., Shreeram, S., Sokolova-Lapa, E., Starck, H., Stelzer, B., Stierhof, J., Suleimanov, V., Tenzer, C., Traulsen, I., Trümper, J., Tsuge, K., Urrutia, T., Veronica, A., Waddell, S. G. H., Willer, R., Wolf, J., Yeung, M. C. H., Zainab, A., Zangrandi, F., Zhang, X., Zhang, Y., Zheng, X.

Source: A&A, vol. 682, A34 (2024)

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2401.17274

Improving the selection of changing-look AGNs through multi-wavelength photometric variability

Authors: López-Navas, E., Sánchez-Sáez, P., Arévalo, P., Bernal, S., Graham, M. J., Hernández-García, L., Homan, D., Krumpe, M., Lamer, G., Lira, P., Martínez-Aldama, M. L., Merloni, A., Ríos, S., Salvato, M., Stern, D., Tubín-Arenas, D.

Source: Monthly Notices of the Royal Astronomical Society, 2023; stad1893

Subject Terms: Astrophysics - Astrophysics of Galaxies

Access URL: http://arxiv.org/abs/2306.13808

Discovery of the lensed quasar eRASS1 J050129.5-073309 with $\textit{SRG}/$eROSITA and ${\it Gaia}$

Authors: Tubín-Arenas, D., Lamer, G., Krumpe, M., Urrutia, T., Schwope, A., Brogan, R., Comparat, J., Salvato, M., Bulbul, E., Garrel, C., Schramm, M., Liu, T.

Source: A&A 672, L9 (2023)

Subject Terms: Astrophysics - Astrophysics of Galaxies, Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2304.02499

Discovery of the luminous X-ray ignition eRASSt J234402.9$-$352640; I. Tidal disruption event or a rapid increase in accretion in an active galactic nucleus?

Authors: Homan, D., Krumpe, M., Markowitz, A., Saha, T., Gokus, A., Partington, E., Lamer, G., Malyali, A., Liu, Z., Rau, A., Grotova, I., Cackett, E. M., Buckley, D. A. H., Ciroi, S., Di Mille, F., Gendreau, K., Gromadzki, M., Krishnan, S., Schramm, M., Steiner, J. F.

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2302.06989

The eROSITA Final Equatorial-Depth Survey (eFEDS): Presenting The Demographics of X-ray Emission From Normal Galaxies

Authors: Vulic, N., Hornschemeier, A. E., Haberl, F., Basu-Zych, A. R., Kyritsis, E., Zezas, A., Salvato, M., Ptak, A., Bogdan, A., Kovlakas, K., Wilms, J., Sasaki, M., Liu, T., Merloni, A., Dwelly, T., Brunner, H., Lamer, G., Maitra, C., Nandra, K., Santangelo, A.

Source: A&A 661, A16 (2022)

Subject Terms: Astrophysics - Astrophysics of Galaxies, Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2106.14526

The eROSITA Final Equatorial-Depth Survey (eFEDS): Identification and characterization of the counterparts to the point-like sources

Authors: Salvato, M., Wolf, J., Dwelly, T., Georgakakis, A., Brusa, M., Merloni, A., Liu, T., Toba, Y., Nandra, K., Lamer, G., Buchner, J., Schneider, C., Freund, S., Rau, A., Schwope, A., Nishizawa, A., Klein, M., Arcodia, R., Comparat, J., Musiimenta, B., Nagao, T., Brunner, H., Malyali, A., Finoguenov, A., Anderson, S., Shen, Y., Ibarra-Mendel, H., Trump, J., Brandt, W. N., Urry, C. M., Rivera, C., Krumpe, M., Urrutia, T., Miyaji, T., Ichikawa, K., Schneider, D. P., Fresco, A., Wilms, J., Boller, T., Haase, J., Brownstein, J., Lane, R. R., Bizyaev, D., Nitschelm, C.

Source: A&A 661, A3 (2022)

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2106.14520

The eROSITA Final Equatorial-Depth Survey (eFEDS): Catalog of galaxy clusters and groups

Authors: Liu, A., Bulbul, E., Ghirardini, V., Liu, T., Klein, M., Clerc, N., Oezsoy, Y., Ramos-Ceja, M. E., Pacaud, F., Comparat, J., Okabe, N., Bahar, Y. E., Biffi, V., Brunner, H., Brueggen, M., Buchner, J., Chitham, J. Ider, Chiu, I., Dolag, K., Gatuzz, E., Gonzalez, J., Hoang, D. N., Lamer, G., Merloni, A., Nandra, K., Oguri, M., Ota, N., Predehl, P., Reiprich, T. H., Salvato, M., Schrabback, T., Sanders, J. S., Seppi, R., Thibaud, Q.

Source: A&A 661, A2 (2022)

Subject Terms: Astrophysics - Cosmology and Nongalactic Astrophysics

Access URL: http://arxiv.org/abs/2106.14518

The eROSITA Final Equatorial Depth Survey (eFEDS): The X-ray catalog

Authors: Brunner, H., Liu, T., Lamer, G., Georgakakis, A., Merloni, A., Brusa, M., Bulbul, E., Dennerl, K., Friedrich, S., Liu, A., Maitra, C., Nandra, K., Ramos-Ceja, M. E., Sanders, J. S., Stewart, I. M., Boller, T., Buchner, J., Clerc, N., Comparat, J., Dwelly, T., Eckert, D., Finoguenov, A., Freyberg, M., Ghirardini, V., Gueguen, A., Haberl, F., Kreykenbohm, I., Krumpe, M., Osterhage, S., Pacaud, F., Predehl, P., Reiprich, T. H., Robrade, J., Salvato, M., Santangelo, A., Schrabback, T., Schwope, A., Wilms, J.

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena, Astrophysics - Instrumentation and Methods for Astrophysics

Access URL: http://arxiv.org/abs/2106.14517