An ESPRESSO view of the HD 189733 system - Broadband transmission spectrum, differential rotation, and system architecture

Open Access

Table 1

Observation summary of HD 189733b observations.

	Date	No. obs.	Int. time (s)	SNR@580 nm	Seeing (″)	Airmass	σ_RV (cm s⁻¹)
Night 1	August 11, 2021	41	300	156	0.69–1.73	1.48–2.08	32
Night 2	August 30, 2021	43	300	167	0.46–0.88	1.48–2.01	32

Notes. The seeing and airmass ranges correspond to the minimum and maximum values each night.

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