086462
收藏DataCite Commons2023-04-21 更新2025-04-15 收录
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http://esdcdoi.esac.esa.int/doi/html/data/astronomy/xmm-newton/086462.html
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资源简介:
Combining the exquisite angular resolution of Gaia openPar< 0.2 arcsecclosePar with optical light curves and WISE photometry comma the Gaia Gravitational Lenses working group openParGraLclosePar have confirmed 22 new strongly lensed quasars in the past two years comma including 9 new quadruply lensed quasars. X-ray observations of these rare systems provide a powerful tool for a range of studies comma from inferring the structure near the event horizons of supermassive black holes openParSMBHsclosePar to measuring black hole spins at cosmological distances. We propose a snapshot survey of these newly identified systems to determine which are the most X-ray bright and therefore amenable to future deeper observations and monitoring programs.
提供机构:
European Space Agency
创建时间:
2023-04-21



