The gamma-ray emitting radio-loud narrow-line Seyfert 1 galaxy PKS 2004−447 - II. The radio view

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Volume 588 (April 2016)

A&A, 588 (2016) A146

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Table 2

Results of power-law fit to various spectral ranges of the ATCA data (S_ν = kν^α).

Date	α _{5.5 − 40} ^a	α _{5.5 − 19} ^b	α _{17 − 40} ^c

2004-04-12^d		−0.56 ± 0.03

2011-05-17		−0.72 ± 0.05
2011-10-14		−0.75 ± 0.05
2011-11-08	−0.57 ± 0.03	−0.71 ± 0.05	−0.36 ± 0.09
2011-11-27		−0.56 ± 0.04
2012-05-28			−0.61 ± 0.12
2012-06-13	−0.86 ± 0.04	−0.86 ± 0.06	−0.82 ± 0.13
2014-03-26		−0.62 ± 0.04

Notes.

^(a)

Parameters of fit to data between 5.5 GHz and 40 GHz.

^(b)

Parameters of fit to data between 4.8 GHz and 19 GHz, i.e., for G06 data: 4.8–18 GHz, for our ATCA data: 5.5–19 GHz.

^(c)

Parameters of fit to data between 17 GHz and 40 GHz.

^(d)

Data taken from G06.

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