Open Access

Table B.1

Spectra used to investigate Hβ profile variability over the years.

Year Instrument Resolution N. of spectra
2005 ESPaDOnS 65 000 6
2006 ESPaDOnS 3
2007 ESPaDOnS 3
2012 ESPaDOnS 65 000 1
2007 Narval 2
2008 Narval 3
2009 Narval 1
2011 Narval 37
2012 Narval 23
2013 Narval 10
2011 HARPSpol 11 5000 1
2016 HARPSpol 2
2017 HARPSpol 3
2019 HARPSpol 1

2015 CES 14 000 22
2016 ShAFES 28 000 6
2017 ShAFES 7
2018 ShAFES 5
2019 ShAFES 5
2020 ShAFES 3
2021 ShAFES 1
2022 ShAFES 1
2023 ShAFES 4

Notes. The first column gives the year, the second the instrument used, and the third the number of spectra. The high-resolution spectra are listed in the upper part of the table and the medium-resolution spectra in the lower part of the table.

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