The GAPS programme at TNG - XXII. The GIARPS view of the extended helium atmosphere of HD 189733 b accounting for stellar activity

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Table 1

HD 189733 b GIARPS observations log.

Night	Transit number	Programme	N_obs		Exposure time		S∕N_AVE^(a)

			HARPS-N	GIANO-B	HARPS-N	GIANO-B	HARPS-N	GIANO-B
30 May 2017	1	GAPS	46	88	300 s	100 s	133	58
19 June 2017	2	A35TAC_14	44	56	300 s	200 s	106	116
20 July 2017	3	GAPS	55	48	300 s	300 s	147	131
29 July 2017	4	A35TAC_14	40	44	300 s	200 s	129	101
18 October 2018	5	GAPS	15	48	900 s	200 s	186	76

Notes. ^(a)Time-averaged signal tonoise ratio of the order containing the He I triplet (for GIANO-B spectra) and the Hα line (for HARPS-N spectra).

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