8C 1221+809 , the SIMBAD biblio

8C 1221+809 , the SIMBAD biblio (93 results) C.D.S. - SIMBAD4 rel 1.7 - 2020.10.23CEST01:57:48


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Title First 3 Authors
2019ApJS..242....4D viz 19       D               1 9524 ~ Two new catalogs of blazar candidates in the WISE Infrared sky. D'ABRUSCO R., ALVAREZ CRESPO N., MASSARO F., et al.
2018A&A...618A..80G viz 18       D               1 647 ~ Extragalactic radio source stability and VLBI celestial reference frame: insights from the Allan standard deviation. GATTANO C., LAMBERT S.B. and LE BAIL K.
2018A&A...619A..23C viz 18       D               1 1347 ~ A MST catalogue of γ-ray source candidates above 10 GeV and at Galactic latitudes higher than 20°. CAMPANA R., MASSARO E. and BERNIERI E.
2018ApJ...861..113D viz 18       D               1 581 4 Astrometric limits on the stochastic gravitational wave background. DARLING J., TRUEBENBACH A.E. and PAINE J.
2018ApJ...866..137L viz 18       D               1 1031 ~ Constraining the limiting brightness temperature and Doppler factors for the largest sample of radio-bright blazars. LIODAKIS I., HOVATTA T., HUPPENKOTHEN D., et al.
2018ApJS..235...39C viz 18       D               1 1394 5 On the jet properties of γ-ray-loud active galactic nuclei. CHEN L.
2017AN....338..700M viz 17       D               1 290 ~ Simultaneous spectra and radio properties of BL Lac's. MINGALIEV M.G., SOTNIKOVA YU.V., MUFAKHAROV T.V., et al.
2017ApJ...835L..30M viz 17       D               1 188 9 Astrometric evidence for a population of dislodged AGNs. MAKAROV V.V., FROUARD J., BERGHEA C.T., et al.
2017ApJ...841..113M viz 17       D               1 2943 1 An investigation of blazars without redshifts: not a missing population at high redshift. MAO P. and URRY C.M.
2017ApJS..228...22L viz 17       D               2 1528 1 Korean VLBI Network Calibrator Survey (KVNCS). 1. Source catalog of KVN single-dish flux density measurement in the K and Q bands. LEE J.A., SOHN B.W., JUNG T., et al.
2017ApJS..232...18A viz 17       D               1580 57 3FHL: the Third Catalog of Hard Fermi-LAT Sources. AJELLO M., ATWOOD W.B., BALDINI L., et al.
2017ApJS..233....3T viz 17       D               1 721 6 The VLBA Extragalactic Proper Motion Catalog and a measurement of the secular aberration drift. TRUEBENBACH A.E. and DARLING J.
2017MNRAS.466.1567L viz 17       D               1 324 1 Test of source selection for constructing a more stable and uniform celestial reference frame. LIU N., LIU J.-C. and ZHU Z.
2017MNRAS.467.4565L viz 17       D               1 1193 4 Bimodal radio variability in OVRO-40 m-monitored blazars. LIODAKIS I., PAVLIDOU V., HOVATTA T., et al.
2016A&A...595A...5M viz 17       D               1 2192 30 Gaia Data Release 1. Reference frame and optical properties of ICRF sources. MIGNARD F., KLIONER S., LINDEGREN L., et al.
2016AJ....151...79L viz 17       D               1 195 9 IVS observation of ICRF2-Gaia transfer sources. LE BAIL K., GIPSON J.M., GORDON D., et al.
2016ApJ...820....8S viz 17       D               1 3052 22 Classification and ranking of Fermi LAT gamma-ray sources from the 3FGL catalog using machine learning techniques. SAZ PARKINSON P.M., XU H., YU P.L.H., et al.
2016ApJS..226...20F viz 17       D               1 1392 28 The spectral energy distributions of Fermi blazars. FAN J.H., YANG J.H., LIU Y., et al.
2015AJ....150...58F viz 17       D               1 3421 104 The second realization of the international celestial reference frame by very long baseline interferometry. FEY A.L., GORDON D., JACOBS C.S., et al.
2015Ap&SS.357...75M viz 17       D               1 3561 75 The 5th edition of the Roma-BZCAT. A short presentation. MASSARO E., MASELLI A., LETO C., et al.
2015ApJ...810...14A viz 17       D               1 1896 269 The third catalog of active galactic nuclei detected by the Fermi large area telescope. ACKERMANN M., AJELLO M., ATWOOD W.B., et al.
2015ApJS..217....2M viz 17       D               2 2177 14 Refining the associations of the Fermi large area telescope source catalogs. MASSARO F., D'ABRUSCO R., LANDONI M., et al.
2015ApJS..218...23A viz 17       D               1 3127 1151 Fermi Large Area Telescope third source catalog. ACERO F., ACKERMANN M., AJELLO M., et al.
2014A&A...562A..64W viz 16       D               1 170 6 Why are some BL Lacertaes detected by Fermi, but others not? WU Z., JIANG D., GU M., et al.
2014ApJS..212...15F viz 16       D               1 24935 42 A broadband polarization catalog of extragalactic radio sources. FARNES J.S., GAENSLER B.M. and CARRETTI E.
2014ApJS..213....3M viz 16       D               1 28358 19 The Low-frequency Radio Catalog of flat-spectrum sources. MASSARO F., GIROLETTI M., D'ABRUSCO R., et al.
2014ApJS..215...14D viz 16       D               1 7855 45 The WISE blazar-like radio-loud sources: an all-sky catalog of candidate γ-ray blazars. D'ABRUSCO R., MASSARO F., PAGGI A., et al.
2014MNRAS.438.3058R viz 16       D               1 1414 25 Connecting radio variability to the characteristics of gamma-ray blazars. RICHARDS J.L., HOVATTA T., MAX-MOERBECK W., et al.
2014MNRAS.439..690H viz 16       D               1 1316 31 Connection between optical and γ-ray variability in blazars. HOVATTA T., PAVLIDOU V., KING O.G., et al.
2014RAA....14.1135F viz 16       D               1 453 19 The lower limit of the Doppler factor for a Fermi blazar sample. FAN J.-H., BASTIERI D., YANG J.-H., et al.
2013A&A...553A.122L viz 16       D               1 295 6 Time stability of the ICRF2 axes. LAMBERT S.
2013ApJ...764..135S viz 16       D               1 372 123 Spectroscopy of the largest ever γ-ray-selected BL Lac sample. SHAW M.S., ROMANI R.W., COTTER G., et al.
2013ApJS..206...12D viz 16       D               3 697 56 Unveiling the nature of unidentified gamma-ray sources. I. A new method for the association of gamma-ray blazars. D'ABRUSCO R., MASSARO F., PAGGI A., et al.
2013MNRAS.430.2633X viz 16       D               1 296 10 A new concept of the International Celestial Reference Frame: the epoch ICRF. XU M.H., WANG G.L. and ZHAO M.
2013MNRAS.435.2793R 16       D               1 78 3 A 20GHz bright sample for δ > 72° - II. Multifrequency follow-up. RICCI R., RIGHINI S., VERMA R., et al.
2012ApJ...744..177L viz 16       D               1 239 41 Contemporaneous VLBA 5 GHz observations of Large Area Telescope detected blazars. LINFORD J.D., TAYLOR G.B., ROMANI R.W., et al.
2012ApJ...748...68D viz 16       D               2 297 74 Infrared colors of the gamma-ray-detected blazars. D'ABRUSCO R., MASSARO F., AJELLO M., et al.
2012ApJ...757...25L viz 16       D               1 233 7 Gamma-ray loudness, synchrotron peak frequency, and parsec-scale properties of blazars detected by the Fermi Large Area Telescope. LINFORD J.D., TAYLOR G.B. and SCHINZEL F.K.
2012ApJ...761..125F viz 16       D               2 464 22 The spectral index properties of Fermi blazars. FAN J.H., YANG J.H., YUAN Y.H., et al.
2012ApJS..199...31N viz 16       D               1 2248 1167 Fermi Large Area Telescope second source catalog. NOLAN P.L., ABDO A.A., ACKERMANN M., et al.
2012MNRAS.424.2832L viz 16       D               1 1872 36 Application of the Gaussian mixture model in pulsar astronomy – pulsar classification and candidates ranking for the Fermi 2FGL catalogue. LEE K.J., GUILLEMOT L., YUE Y.L., et al.
2011A&A...529A..16K 16       D               1 72 9 γ-rays in flat-spectrum AGN: revisiting the fast jet hypothesis with the CJF sample. KAROUZOS M., BRITZEN S., WITZEL A., et al.
2011A&A...529A..91T viz 16       D               1 563 60 VLBI measurement of the secular aberration drift. TITOV O., LAMBERT S.B. and GONTIER A.-M.
2011A&A...535A..69N viz 16       D               1 250 21 Correlation between Fermi/LAT gamma-ray and 37 GHz radio properties of northern AGN averaged over 11 months. NIEPPOLA E., TORNIKOSKI M., VALTAOJA E., et al.
2011ApJ...741...30A viz 16       D               1 600 91 The radio/gamma-ray connection in active galactic nuclei in the era of the Fermi Large Area Telescope. ACKERMANN M., AJELLO M., ALLAFORT A., et al.
2011ApJ...743..171A viz 16       D               1 975 474 The second catalog of active galactic nuclei detected by the Fermi large area telescope. ACKERMANN M., AJELLO M., ALLAFORT A., et al.
2011MNRAS.410.2113B 41           X         1 18 57 A radio census of binary supermassive black holes. BURKE-SPOLAOR S.
2011NewA...16..503M viz 16       D               1 802 14 2MASS observation of BL Lac objects II. MAO L.S.
2010A&A...511A..53V viz 16       D               1 107466 32 The SPECFIND V2.0 catalogue of radio cross-identifications and spectra. SPECFIND meets the Virtual Observatory. VOLLMER B., GASSMANN B., DERRIERE S., et al.
2010A&A...512A..74M 371       D S   X         9 10 20 Multifrequency observations of a sample of very low frequency peaked BL Lacertae objects. MASELLI A., MASSARO E., NESCI R., et al.
2010A&A...518A..10V viz 16       D               1 168913 373 A catalogue of quasars and active nuclei: 13th edition. VERON-CETTY M.-P. and VERON P.
2010ApJ...715..429A viz 16       D               1 810 405 The first catalog of active galactic nuclei detected by the Fermi Large Area Telescope. ABDO A.A., ACKERMANN M., AJELLO M., et al.
2010ApJS..188..405A viz 16       D               1 1511 833 Fermi Large Area Telescope First Source Catalog. ABDO A.A., ACKERMANN M., AJELLO M., et al.
2009A&A...493..317L viz 16       D               267 13 On radio source selection to define a stable celestial frame. LAMBERT S.B. and GONTIER A.-M.
2009A&A...495..691M viz 16       D               2 3203 187 Roma-BZCAT: a multifrequency catalogue of blazars. MASSARO E., GIOMMI P., LETO C., et al.
2009A&A...505..385A viz 16       D               1 99837 26 The large quasar reference frame (LQRF). An optical representation of the ICRS. ANDREI A.H., SOUCHAY J., ZACHARIAS N., et al.
2009ARep...53..487M 52 3 Spectral characteristics and variability of radio sources near the north celestial pole. MINGALIEV M.G., SOTNIKOVA Y.V., KARDASHEV N.S., et al.
2009RAA.....9..168W 16       D               1 171 19 The debeamed luminosity, sychrotron peak frequency and black hole mass of BL Lac objects. WU Z.-Z., GU M.-F. and JIANG D.-R.
2008A&A...484..119B viz 77             C       1 106 41 A multi-epoch VLBI survey of the kinematics of CFJ sources. II. Analysis of the kinematics. BRITZEN S., VERMEULEN R.C., CAMPBELL R.M., et al.
2007A&A...466...63W viz 15       D               173 29 VLBI observations of seven BL Lacertae objects from RGB sample. WU Z., JIANG D.R., GU M., et al.
2007A&A...472..763B viz 15       D               289 19 A multi-epoch VLBI survey of the kinematics of CJF sources. I. Model-fit parameters and maps. BRITZEN S., VERMEULEN R.C., TAYLOR G.B., et al.
2007A&A...476..759B viz 15       D               297 24 The soft X-ray properties of AGN from the CJF sample. A correlation analysis between soft X-ray and VLBI properties. BRITZEN S., BRINKMANN W., CAMPBELL R.M., et al.
2006A&A...452.1107F         O           272 16 Analysis strategy issues for the maintenance of the ICRF axes. FEISSEL-VERNIER M., MA C., GONTIER A.-M., et al.
2006A&A...455..773V viz 108222 545 A catalogue of quasars and active nuclei: 12th edition. VERON-CETTY M.-P. and VERON P.
2004ARep...48..941T viz 643 7 Construction of a celestial coordinate reference frame from VLBI data. TITOV O.A.
2003A&A...403..105F         O           362 48 Selecting stable extragalactic compact radio sources from the permanent astrogeodetic VLBI program. FEISSEL-VERNIER M.
2003ApJ...589..733P viz 180 55 VLBI polarimetry of 177 sources from the Caltech-Jodrell Bank flat-spectrum survey. POLLACK L.K., TAYLOR G.B. and ZAVALA R.T.
2002A&A...381..757L viz 493 43 A new list of extra-galactic radio jets. LIU F.K. and ZHANG Y.H.
2001A&A...370...78M viz 164 10 Observations of the bright radio sources in the North Celestial Pole region at the RATAN-600 radio telescope. MINGALIEV M.G., STOLYAROV V.A., DAVIES R.D., et al.
2001A&A...375..661G viz 264 23 Stability of the extragalactic VLBI reference frame. GONTIER A.-M., LE BAIL K., FEISSEL M., et al.
2000AJ....119.1470D 316 12 Optical positions for a sample of ICRF sources. DA SILVA NETO D.N., ANDREI A.H., MARTINS R.V., et al.
1999MNRAS.302L..60S 72 8 Polarization of radio cores as a test of unified schemes. SAIKIA D.J.
1998AJ....116..516M viz 609 464 The International Celestial Reference Frame as realized by very long baseline interferometry. MA C., ARIAS E.F., EUBANKS T.M., et al.
1998MNRAS.300..790W viz 541 117 Interferometer phase calibrations sources - III. The regions +20deg ≤ delB1950 ≤ +35deg and +75deg ≤ delB1950 ≤ +90deg . WILKINSON P.N., BROWNE I.W.A., PATNAIK A.R., et al.
1997ApJ...474...47N 5 13 222 A measurement of the angular power spectrum of the anisotropy in the cosmic microwave background. NETTERFIELD C.B., DEVLIN M.J., JAROSIK N., et al.
1997ApJS..111...95F 134 138 VLBA observations of radio reference frame sources. II. Astrometric suitability based on observed structure. FEY A.L. and CHARLOT P.
1997MNRAS.290..380H 101 35 Redshifts for flat-spectrum radio sources in the second Caltech-Jodrell Bank VLBI sample. HENSTOCK D.R., BROWNE I.W.A., WILKINSON P.N., et al.
1996A&AS..115....1S viz 184 23 The current optical identification status of the S5 radio source catalogue. STICKEL M. and KUEHR H.
1996ApJS..107...37T 291 112 A complete flux-density-limited VLBI survey of 293 flat-spectrum radio sources. TAYLOR G.B., VERMEULEN R.C., READHEAD A.C.S., et al.
1995AJ....110..880J viz 633 136 A radio reference frame. JOHNSTON K.J., FEY A.L., ZACHARIAS N., et al.
1995ApJS..100....1H viz 102 83 The second Caltech-Jodrell bank VLBI survey. II. Observations of 102 of 193 sources. HENSTOCK D.R., BROWNE I.W.A., WILKINSON P.N., et al.
1995MNRAS.277.1477P viz 228 138 A sample-oriented catalogue of BL Lacertae objects. PADOVANI P. and GIOMMI P.
1994ApJS...95..345T viz 193 114 The second Caltech-Jodrell bank VLBI survey. I. Observations of 91 of 193 sources. TAYLOR G.B., VERMEULEN R.C., PEARSON T.J., et al.
1992A&AS...96..339B 80 18 X-ray observations of flat spectrum radio sources with the HEAO-A, Einstein and EXOSAT observatories. BIERMANN P.L., SCHAAF R., PIETSCH W., et al.
1991AJ....101.2266R 102 22 A radio optical reference frame. II. Additional radio and optical source positions in the northern hemisphere. RUSSELL J.L., JOHNSTON K.J., MA C., et al.
1990AJ.....99....1K 52 112 Complete samples of radio-selected BL Lac objects. KUHR H. and SCHMIDT G.D.
1990MNRAS.245..408S 41 38 A VLA and MERLIN study of extragalactic radio sources with one-sided structure. SAIKIA D.J., JUNOR W., CORNWELL T.J., et al.
1989JApA...10..203S 38 19 Extragalactic sources with very asymmetric radio structure : VLA and MERLIN observations. SAIKIA D.J., SHASTRI P., CORNWELL T.J., et al.
1985AJ.....90.1599P 1228 134 A VLBI survey at 2.29 GHz. PRESTON R.A., MORABITO D.D., WILLIAMS J.G., et al.
1984MNRAS.211...47S 124 19 Relative orientation of core polarization at lambda 6 cm and the overall radio axes of quasars. SAIKIA D.J. and SHASTRI P.
1983AJ.....88.1126G 75 6 31.4 GHz flux density measurements of a complete sample of sources from the 5 GHz S5 survey. GELDZAHLER B.J. and KUHR H.
1983AJ.....88.1138M 213 20 Arcsecond positions for milliarcsecond VLBI nuclei of extragalactic radio sources. II. 207 sources. MORABITO D.D., PRESTON R.A. and SLADE M.A.
1980AJ.....85..649P 32 89 Compact radio sources with faint components. PERLEY R.A., FOMALONT E.B. and JOHNSTON K.J.

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2020.10.23-01:57:48

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