A hidden population of high-redshift double quasars unveiled by astrometry
Statistics of Galactic-scale Quasar Pairs at Cosmic Noon
Strange quasar candidates with abnormal astrometric characteristics from Gaia EDR3 and SDSS (SQUAB-II): optical identifications
Unveiling the population of dual and lensed active galactic nuclei at sub-arcsec separations
VaDAR: Varstrometry for Dual AGN Using Radio Interferometry
Varstrometry for Off-nucleus and Dual Subkiloparsec AGN (VODKA): Hubble Space Telescope Discovers Double Quasars
Varstrometry selected radio-loud candidates of dual and off-nucleus quasars at sub-kpc scales
Instrument
WFC3/UVIS
Temporal Coverage
2019-10-09T06:33:12Z/2021-09-23T23:07:13Z
Version
1.0
Mission Description
Launched in 1990, the NASA/ESA Hubble Space Telescope remains the premier UV and visible light telescope in orbit. With well over 1.6 million observations from 10 different scientific instruments, the ESA Hubble Science Archive is a treasure trove of astronomical data to be exploited.
European Space Agency, Hwang comma Hsiang-Chih, 2022, 'Discovery of Sub-kpc Dual Active Galactic Nuclei from Gaia', 1.0, European Space Agency, https://doi.org/10.5270/esa-vrf8ue3