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Spectroscopic Redshift Determination for a Sample of Distant Quasars Detected by the SRG Observatory Based on RTT-150 Observations. II.
Spectroscopic Redshift Determination for a Sample of Distant Quasars Detected by the SRG Observatory Based on RTT-150 Observations. II.
- Source :
- Astronomy Letters; May2021, Vol. 47 Issue 5, p277-290, 14p
- Publication Year :
- 2021
-
Abstract
- Results of the spectroscopic observations at the 1.5-m Russian–Turkish telescope for another group of 12 X-ray sources discovered by the eROSITA telescope onboard the SRG space observatory and identified by the SRGz machine learning system as candidates for distant X-ray quasars are presented. Ten objects have been confirmed as quasars at redshifts and two sources have turned out to be active galactic nuclei (AGNs) at and . [ABSTRACT FROM AUTHOR]
- Subjects :
- QUASARS
ACTIVE galactic nuclei
OBSERVATORIES
REDSHIFT
MACHINE learning
Subjects
Details
- Language :
- English
- ISSN :
- 10637737
- Volume :
- 47
- Issue :
- 5
- Database :
- Complementary Index
- Journal :
- Astronomy Letters
- Publication Type :
- Academic Journal
- Accession number :
- 151818652
- Full Text :
- https://doi.org/10.1134/S1063773721050029