Morabito, L. K.L. K.Morabito0000-0001-9680-7092Matthews, J. H.J. H.MatthewsBest, P. N.P. N.BestGuerkan, G.G.GuerkanJarvis, M. J.M. J.JarvisPRANDONI, ISABELLAISABELLAPRANDONIDuncan, K. J.K. J.DuncanHardcastle, M. J.M. J.HardcastleKunert-Bajraszewska, M.M.Kunert-BajraszewskaMechev, A. P.A. P.MechevMooney, S.S.MooneySabater, J.J.SabaterRoettgering, H. J. A.H. J. A.RoettgeringShimwell, T. W.T. W.ShimwellSmith, D. J. B.D. J. B.SmithTasse, C.C.TasseWilliams, W. L.W. L.Williams2020-10-062020-10-062018http://hdl.handle.net/20.500.12386/27626Measured and derived parameters for quasars from the SDSS DR7/DR12 catalogs within the footprint of the LOFAR Two-metre Sky Survey data realease 1 (LDR1). This is a combination of data from SDSS DR7/DR12, with accretion properties from Shen et al., (2011, Cat. J/ApJS/194/45) and Kozlowski (2017. Cat. J/ApJS/228/9). Radio properties from LDR1 and FIRST are presented. (1 data file).enDatabase10.26093/cds/vizier.36220015https://cdsarc.unistra.fr/viz-bin/cat/J/A+A/622/A152018yCat..36220015MFIS/05 - ASTRONOMIA E ASTROFISICAERC sectors::Physical Sciences and Engineering::PE9 Universe sciences: astro-physics/chemistry/biology; solar systems; stellar, galactic and extragalactic astronomy, planetary systems, cosmology, space science, instrumentation