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https://doi.org/10.3847/2041-8213/ad0644

The Large Sky Area Multi-Object Fiber Spectroscopic Telescope (LAMOST) Quasar Survey: Quasar Properties from Data Releases 6 to 9

Jun-Jie Jin, Xue-Bing Wu, Yuming Fu, Su Yao, Yan-Li Ai, Xiao-Tong Feng, Zi-Qi He, Qin-Chun Ma, Yu-Xuan Pang, Rui Zhu, Yan-xia Zhang, Hai-long Yuan and Zhi-Ying Huo
The Astrophysical Journal Supplement Series 265 (1) 25 (2023)
https://doi.org/10.3847/1538-4365/acaf89

A Bias-free Cosmological Analysis with Quasars Alleviating H 0 Tension

Aleksander Łukasz Lenart, Giada Bargiacchi, Maria Giovanna Dainotti, Shigehiro Nagataki and Salvatore Capozziello
The Astrophysical Journal Supplement Series 264 (2) 46 (2023)
https://doi.org/10.3847/1538-4365/aca404

The Swift Deep Galactic Plane Survey (DGPS) Phase I Catalog

B. O’Connor, C. Kouveliotou, P. A. Evans, N. Gorgone, A. J. van Kooten, S. Gagnon, H. Yang, M. G. Baring, E. Bellm, P. Beniamini, J. Brink, D. A. H. Buckley, S. B. Cenko, O. D. Egbo, E. Göğüş, J. Granot, C. Hailey, J. Hare, F. Harrison, D. Hartmann, A. J. van der Horst, D. Huppenkothen, L. Kaper, O. Kargaltsev, J. A. Kennea, et al.
The Astrophysical Journal Supplement Series 269 (2) 49 (2023)
https://doi.org/10.3847/1538-4365/ad0228

The SOUX AGN sample: SDSS–XMM-Newton optical, ultraviolet, and X-ray selected active galactic nuclei spanning a wide range of parameter space – sample definition

Daniel Kynoch, Jake A J Mitchell, Martin J Ward, Chris Done, Elisabeta Lusso and Hermine Landt
Monthly Notices of the Royal Astronomical Society 520 (2) 2781 (2023)
https://doi.org/10.1093/mnras/stad221

SRGZ: МЕТОДЫ МАШИННОГО ОБУЧЕНИЯ И СВОЙСТВА КАТАЛОГА ОПТИЧЕСКИХ КОМПАНЬОНОВ ТОЧЕЧНЫХ РЕНТГЕНОВСКИХ ИСТОЧНИКОВ СРГ/ЕРОЗИТА В ОБЛАСТИ ПОКРЫТИЯ DESI LEGACY IMAGING SURVEYS

А. В. Мещеряков, И. В. Машечкин, С. В. Герасимов, И. М. Хамитов, И. Ф. Бикмаев, Р. А. Кривонос, Р. А. Буренин, С. Ю. Сазонов, М. И. Бельведерский, М. Р. Гильфанов, П. А. Медведев, Г. А. Хорунжев, В. Д. Борисов and Р. А. Сюняев
Письма в Астрономический журнал: Астрономия и космическая астрофизика 49 (7) 441 (2023)
https://doi.org/10.31857/S0320010823070021

SRG/ART-XC Galactic Plane Survey near Galactic Longitude L 20◦ : Catalog of Sources

M. N. Pavlinsky, A. Yu. Tkachenko, A. E. Shtykovsky, D. I. Karasev, A. N. Semena, I. A. Mereminskiy, A. А. Lutovinov, R. A. Burenin, R. A. Krivonos, S. Yu. Sazonov, V. A. Arefiev, M. V. Buntov, I. Yu. Lapshov and V. V. Левин
Письма в Астрономический журнал: Астрономия и космическая астрофизика 49 (11) 735 (2023)
https://doi.org/10.31857/S0320010823110037

A New Sample of Transient Ultraluminous X-Ray Sources Serendipitously Discovered by Swift/XRT

Murray Brightman, Jean-Marie Hameury, Jean-Pierre Lasota, Ranieri D. Baldi, Gabriele Bruni, Jenna M. Cann, Hannah Earnshaw, Felix Fürst, Marianne Heida, Amruta Jaodand, Margaret Lazzarini, Matthew J. Middleton, Dominic J. Walton and Kimberly A. Weaver
The Astrophysical Journal 951 (1) 51 (2023)
https://doi.org/10.3847/1538-4357/acd18a

AGN number fraction in galaxy groups and clusters at z < 1.4 from the Subaru Hyper Suprime-Cam survey

Aoi Hashiguchi, Yoshiki Toba, Naomi Ota, Masamune Oguri, Nobuhiro Okabe, Yoshihiro Ueda, Masatoshi Imanishi, Satoshi Yamada, Tomotsugu Goto, Shuhei Koyama, Kianhong Lee, Ikuyuki Mitsuishi, Tohru Nagao, Atsushi J Nishizawa, Akatoki Noboriguchi, Taira Oogi, Koki Sakuta, Malte Schramm, Mio Shibata, Yuichi Terashima, Takuji Yamashita, Anri Yanagawa and Anje Yoshimoto
Publications of the Astronomical Society of Japan 75 (6) 1246 (2023)
https://doi.org/10.1093/pasj/psad066

XMM-Newton and SRG/eROSITA observations of the isolated neutron star candidate 4XMM J022141.5−735632

A. M. Pires, C. Motch, J. Kurpas, et al.
Astronomy & Astrophysics 666 A148 (2022)
https://doi.org/10.1051/0004-6361/202244514

Populations of highly variable X-ray sources in the XMM–Newton slew survey

Dongyue Li, R L C Starling, R D Saxton, Hai-Wu Pan and Weimin Yuan
Monthly Notices of the Royal Astronomical Society 512 (3) 3858 (2022)
https://doi.org/10.1093/mnras/stac714

Extragalactic fast X-ray transient candidates discovered by Chandra (2000–2014)

J. Quirola-Vásquez, F. E. Bauer, P. G. Jonker, et al.
Astronomy & Astrophysics 663 A168 (2022)
https://doi.org/10.1051/0004-6361/202243047

Quasi-periodic whispers from a transient ULX in M 101: signatures of a fast-spinning neutron star?

Ryan T Urquhart, Roberto Soria, Rosanne Di Stefano, Kaiming Cui, Paolo Esposito, Gian Luca Israel, Sammarth Kumar, Sara Motta, Fabio Pintore and Giacomo Riva
Monthly Notices of the Royal Astronomical Society 511 (3) 4528 (2022)
https://doi.org/10.1093/mnras/stac195

BASS. XXIII. A New Mid-infrared Diagnostic for Absorption in Active Galactic Nuclei

Ryan W. Pfeifle, Claudio Ricci, Peter G. Boorman, Marko Stalevski, Daniel Asmus, Benny Trakhtenbrot, Michael J. Koss, Daniel Stern, Federica Ricci, Shobita Satyapal, Kohei Ichikawa, David J. Rosario, Turgay Caglar, Ezequiel Treister, Meredith Powell, Kyuseok Oh, C. Megan Urry and Fiona Harrison
The Astrophysical Journal Supplement Series 261 (1) 3 (2022)
https://doi.org/10.3847/1538-4365/ac5b65

Dwarf AGNs from Optical Variability for the Origins of Seeds (DAVOS): insights from the dark energy survey deep fields

Colin J Burke, Xin Liu, Yue Shen, Kedar A Phadke, Qian Yang, Will G Hartley, Ian Harrison, Antonella Palmese, Hengxiao Guo, Kaiwen Zhang, Richard Kron, David J Turner, Paul A Giles, Christopher Lidman, Yu-Ching Chen, Robert A Gruendl, Ami Choi, Alexandra Amon, Erin Sheldon, M Aguena, S Allam, F Andrade-Oliveira, D Bacon, E Bertin, D Brooks, et al.
Monthly Notices of the Royal Astronomical Society 516 (2) 2736 (2022)
https://doi.org/10.1093/mnras/stac2262

X-ray/Hα scaling relationships in stellar flares

Hiroki Kawai, Yohko Tsuboi, Wataru B Iwakiri, Yoshitomo Maeda, Satoru Katsuda, Ryo Sasaki and Junya Kohara
Publications of the Astronomical Society of Japan 74 (2) 477 (2022)
https://doi.org/10.1093/pasj/psac008

Timing analysis of a sample of five cataclysmic variable candidates observed by the XMM–Newton satellite

A A Nucita, S M Lezzi, F De Paolis, F Strafella, D Licchelli, A Franco and M Maiorano
Monthly Notices of the Royal Astronomical Society 517 (1) 118 (2022)
https://doi.org/10.1093/mnras/stac2687

The VMC survey – XLIX. Discovery of a population of quasars dominated by nuclear dust emission behind the Magellanic Clouds

Clara M Pennock, Jacco Th van Loon, Joy O Anih, Chandreyee Maitra, Frank Haberl, Anne E Sansom, Valentin D Ivanov, Michael J Cowley, José Afonso, Sonia Antón, Maria-Rosa L Cioni, Jessica E M Craig, Miroslav D Filipović, Andrew M Hopkins, Ambra Nanni, Isabella Prandoni and Eleni Vardoulaki
Monthly Notices of the Royal Astronomical Society 515 (4) 6046 (2022)
https://doi.org/10.1093/mnras/stac2096