The flat-spectrum radio quasar 3C 345 from the high to the low emission state

M. Berton; N. H. Liao; G. La Mura; E. Järvelä; E. Congiu; L. Foschini; M. Frezzato; V. Ramakrishnan; X. L. Fan; A. Lähteenmäki; T. Pursimo; V. Abate; J. M. Bai; P. Calcidese; S. Ciroi; L. Chen; V. Cracco; S. K. Li; M. Tornikoski; P. Rafanelli

doi:10.1051/0004-6361/201731625

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Volume 614 (June 2018)

A&A, 614 (2018) A148

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Table 1

Observational details for optical spectra.

Date	Telescope	Dispersion	Slit (arcsec)	R	Lamp	Exposure time (s)
2009-08-20	NOT	grism#6	1.3	530	HeNe	700
2010-06-30	NOT	grism#4	1.0	400	HeNe	900
2011-05-29	NOT	grism#4	1.0	400	HeNe	500
2013-07-16	INT	grating#7	1.0	400	CuArNe	1800
2016-05-26	NOT	grism#20	0.5	1850	ThAr	1800
2016-05-30	TNG	LR-B	0.7	750	HgNe	1800
2016-08-28	T122	300 mm⁻¹	4	700	FeAr	14 400

Notes.Columns: (1) Date; (2) telescope used for observations; (3) dispersion element; (4) slit; (5) spectral resolution R; (6) lamp for wavelength calibration; (7) exposure time.

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