SIMBAD references

1997A&AS..125..453B - Astron. Astrophys., Suppl. Ser., 125, 453-458 (1997/November-1)

High resolution interferometry of the QSO 1422+202.

BAATH L.B., MANTOVANI F. and RANTAKYROE F.T.

Abstract (from CDS):

We present VLA A-array observations at 8.4 and 15GHz and European VLBI Network (EVN) observations at 1.6GHz of the radio source 1422+202. It is suggested that 1422+202 is a Medium-size Object in the evolutionary sequence from Compact Steep-spectrum Sources to larger sized radio sources. The VLBI data were analysed with the phase referencing technique and we show that the EVN can work as a phase stable instrument for separations between the calibrator source and the target source up to ∼10o. With the VLA and VLBI observations we investigate some of the issues about the nucleus of 1422+202 and we discuss the possible cause for the low frequency variability detected while monitoring the source.

Abstract Copyright:

Journal keyword(s): galaxies: jets - quasars: individual: QSO 1422+202 - radio continuum: galaxies

Simbad objects: 2

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