NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2022-01-19 T03:57:10 PST
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Reference(s) for object PKS 1557+032

81 reference(s) found in NED.


1. 2019ApJS..242....5X Xu, M. H.; Ande... Structure Effects for 3417 Celestial Reference Frame Radio Sources
2. 2018ApJS..239...20M N/A N/A
3. 2018A&A...618A..80G N/A N/A
4. 2018A&A...613A..51P Paris, Isabelle... The Sloan Digital Sky Survey Quasar Catalog: Fourteenth data release
5. 2017MNRAS.472.1850G Garnett, Roman;... Detecting damped Ly {alpha} absorbers with Gaussian processes
6. 2017MNRAS.467L..71P Petrov, L.; Kov... On significance of VLBI/Gaia position offsets
7. 2017MNRAS.467.4565L Liodakis, I.; P... Bimodal radio variability in OVRO-40 m-monitored blazars
8. 2017ApJS..233....3T Truebenbach, Al... The VLBA Extragalactic Proper Motion Catalog and a Measurement of the Secular Ab...
9. 2017ApJ...851...33P Paliya, Vaidehi... General Physical Properties of CGRaBS Blazars
10. 2017ApJ...842...87M Mao, Peiyuan; U... Radio Luminosity Function of Flat-spectrum Radio Quasars
11. 2017ApJ...841..113M Mao, Peiyuan; U... An Investigation of Blazars without Redshifts: Not a Missing Population at High ...
12. 2017ApJ...841...67F Farnes, J. S.; ... Observed Faraday Effects in Damped Ly-{alpha} Absorbers and Lyman Limit Systems:...
13. 2017ApJ...836..174C Callingham, J. ... Extragalactic Peaked-spectrum Radio Sources at Low Frequencies
14. 2017A&A...597A..79P Paris, Isabelle... The Sloan Digital Sky Survey Quasar Catalog: Twelfth data release
15. 2016yCat.1337....0G Gaia Collaborat... VizieR Online Data Catalog: Gaia DR1 (Gaia Collaboration, 2016)
16. 2016MNRAS.462.2980C Chen, Zhi-Fu; G... Narrow C IV absorption doublets on quasar spectra of the Baryon Oscillation Spec...
17. 2016MNRAS.456.4488S Sanchez-Ramirez... The evolution of neutral gas in damped Lyman {alpha} systems from the XQ-100 sur...
18. 2016ApJS..224...26M Mao, Peiyuan; U... A Comprehensive Statistical Description of Radio-through-Gamma-Ray Spectral Ener...
19. 2015MNRAS.452.4274P Pushkarev, A. B... Milky Way scattering properties and intrinsic sizes of active galactic nuclei co...
20. 2015ApJS..221...32C Chen, Zhi-Fu; G... Catalog of Narrow Mg II Absorption Lines in the Baryon Oscillation Spectroscopic...
21. 2015ApJS..219...39R Richards, Gordo... Bayesian High-redshift Quasar Classification from Optical and Mid-IR Photometry
22. 2015AJ....150...58F Fey, A. L.; Gor... The Second Realization of the International Celestial Reference Frame by Very Lo...
23. 2015A&A...583A..75S Souchay, J.; An... The third release of the Large Quasar Astrometric Catalog (LQAC-3): a compilatio...
24. 2014MNRAS.442.3329X Xu, J.; Han, J.... Redshift evolution of extragalactic rotation measures
25. 2014MNRAS.439..690H Hovatta, T.; Pa... Connection between optical and gamma-ray variability in blazars
26. 2014MNRAS.438.3058R Richards, J. L.... Connecting radio variability to the characteristics of gamma-ray blazars
27. 2014ApJS..212...15F Farnes, J. S.; ... A Broadband Polarization Catalog of Extragalactic Radio Sources
28. 2014AJ....147...95Z Zacharias, N.; ... Radio-Optical Reference Frame Link Using the U.S. Naval Observatory Astrograph a...
29. 2014A&A...563A..54P Paris, Isabelle... The Sloan Digital Sky Survey quasar catalog: tenth data release
30. 2013MNRAS.430.1566L Lopez-Caniego, ... Mining the Herschel-Astrophysical Terahertz Large Area Survey: submillimetre-sel...
31. 2013AJ....145...69L Lee, Khee-Gan; ... The BOSS Ly-{alpha} Forest Sample from SDSS Data Release 9
32. 2012A&A...548A..66P Paris, I.; Peti... The Sloan Digital Sky Survey quasar catalog: ninth data release
33. 2012A&A...537A..99S Souchay, J.; An... The second release of the Large Quasar Astrometric Catalog (LQAC-2)
34. 2011MNRAS.415.3049O O'Sullivan, S. ... Multifrequency polarization properties of 10 quasars on decaparsec scales at z >...
35. 2011ApJS..194...29R Richards, Josep... Blazars in the Fermi Era: The OVRO 40 m Telescope Monitoring Program
36. 2009ApJS..180...67R Richards, Gordo... Efficient Photometric Selection of Quasars from the Sloan Digital Sky Survey. II...
37. 2009ApJ...702.1230T Taylor, A. R.; ... A Rotation Measure Image of the Sky
38. 2009A&A...506.1477T Titov, O.; Malk... Effect of asymmetry of the radio source distribution on the apparent proper moti...
39. 2009A&A...495..691M Massaro, E.; Gi... Roma-BZCAT: a multifrequency catalogue of blazars
40. 2009A&A...494..799S Souchay, J.; An... The construction of the large quasar astrometric catalogue (LQAC)
41. 2008MNRAS.388.1349E Ellison, Sara L... A search for damped Lyman {alpha} systems towards radio-loud quasars I: the opti...
42. 2008ApJS..175...97H Healey, Stephen... CGRaBS: An All-Sky Survey of Gamma-Ray Blazar Candidates
43. 2007MNRAS.376..371J Jackson, N.; Ba... A survey of polarization in the JVAS/CLASS flat-spectrum radio source surveys - ...
44. 2007ApJS..171...61H Healey, Stephen... CRATES: An All-Sky Survey of Flat-Spectrum Radio Sources
45. 2007ApJ...669...74L Lu, L.-Z.; Qin,... A Subset of Quasars Identified by Large Values of Their Doppler Redshift
46. 2006MNRAS.368.1411A Augusto, Pedro;... Flat-spectrum symmetric objects with ~1kpc sizes - I. The candidates
47. 2005ApJ...626...95S Sowards-Emmerd,... A Northern Survey of Gamma-Ray Blazar Candidates
48. 2005A&A...438..377L Lazorenko, P.; ... The Kyiv Meridian Axial Circle catalogue of stars in fields with extragalactic r...
49. 2004AJ....127.3587F Fey, A. L.; Ma,... The Second Extension of the International Celestial Reference Frame: ICRF-EXT.1
50. 2003MNRAS.346.1103P Peroux, C.; McM... The evolution of {OMEGA}_HI_ and the epoch of formation of damped Lyman {alpha} ...
51. 2003ApJ...589..722D Dietrich, M.; H... Quasar Elemental Abundances at High Redshifts
52. 2003AJ....125.2728A Assafin, M.; Za... Optical Positions of ICRF Sources Using UCAC Reference Stars
53. 2003A&A...412..707R Ryabinkov, A. I... A catalogue of absorption-line systems in QSO spectra
54. 2003A&A...403..105F Feissel-Vernier... Selecting stable extragalactic compact radio sources from the permanent astrogeo...
55. 2003A&A...398..891D Dietrich, M., A... Elemental abundances in the broad emission line region of quasars at redshifts ...
56. 2002RRFID.C...0000F Fey, A. et al. Radio Reference Frame Image Database retrieved Aug 2002 from //rorf.usno.navy.mi...
57. 2002MNRAS.329..700S Snellen, I., Mc... Automated optical identification of a large complete northern hemisphere sample ...
58. 2001AJ....121.1741F Fey, A., Bobolt... Extragalactic Radio Source Selection for Use in Directly Linking Optical Astrome...
59. 2001A&A...375..661G Gontier, A., Le... Stability of the extragalactic VLBI reference frame
60. 2001A&A...374...92V Veron Cetty, M.... A catalogue of quasars and active nuclei: 10th edition
61. 2000ApJ...543..552S Storrie-Lombard... Surveys for z > 3 damped Ly{alpha} absorption systems: The evolution of natural ...
62. 1999MNRAS.306..161A ANDREANI, P., F... Dust emission from quasars and quasar host galaxies
63. 1999A&A...344...51P PARAGI, Z., FRE... VLBI imaging of extremely high redshift quasars at 5 GHz
64. 1999A&A...342..378G GURVITS, L., KE... The ``angular size - redshift" relation for compact radio structures in quasars...
65. 1998MNRAS.301..261S SIEBERT, J., BR... X-ray properties of the Parkes sample of flat-spectrum radio sources: dust in ra...
66. 1998MNRAS.293..257B Browne, I. W. A... Interferometer phase calibration sources - II. The region 0^deg^ <= {delta}_B195...
67. 1998AJ....116..516M MA, C., ARIAS, ... The International Celestial Reference Frame as Realized by Very Long Baseline In...
68. 1996MNRAS.282.1330S Storrie-Lombard... APM z ~> 4 survey: distribution and evolution of high column density H I absorbe...
69. 1996ApJ...468..121S STORRIE-LOMBARD... APM Z >= 4 QSO SURVEY: SPECTRA AND INTERVENING ABSORPTION SYSTEMS
70. 1996AJ....111.1945D DOUGLAS, J. N.,... THE TEXAS SURVEY OF RADIO SOURCES COVERING -35.5^deg^ <{delta} < 71.5^deg^ AT 36...
71. 1995ARep...39....9M MINGALIEV, M., ... Spectroscopic Study of a Sample of Radio Sources from the 87GB Catalog
72. 1995ApJS...97..347G GRIFFITH, M. R.... THE PARKES-MIT-NRAO (PMN) SURVEYS. VI. SOURCE CATALOG FOR THE EQUATORIAL SURVEY ...
73. 1994MNRAS.267L...9M McMahon, R. G.,... 1.25-mm continuum observations of very high-redshift QSOs" is there dust at z = ...
74. 1992ApJS...79..331W WHITE, R. L., A... A NEW CATALOG OF 30,239 1.4 GHz SOURCES
75. 1991ApJS...75.1011G GREGORY, P. C.,... THE 87GB CATALOG OF RADIO SOURCES COVERING 0^deg^ < {delta} < +75^deg^ AT 4.85 G...
76. 1991ApJS...75....1B BECKER, R. L., ... A NEW CATALOG OF 53,522 4.85 GHz SOURCES
77. 1989SvAL...15..378A Amirkhanyan, V.... Instantaneous spectra of a complete sample of new radio sources from the Zelench...
78. 1986ApJS...61....1B BENNETT C.L., L... The MIT-Green bank (MG) 5 GHz survey
79. 1982AuJPh..35..177W Wright, A. E., ... The Parkes 2700 MHz Survey: A resurvey of the +/- 4^deg^ declination zone
80. 1981AuJPh..34..407B Binette, L., Ca... Positions and flux densities at 5000 MHz for 1133 weak radio sources
81. 1974AJ.....79..437C Condon, J., Jau... INTENSITY DEPENDENT RADIO SPECTRAL DISTRIBUTIONS IN THE PARKES 2700-MHz SURVEY

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