The multi-faceted variability of HD 192639 - Stochastic behaviour, regularities, and an exceptional mass-ejection event

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Table 1

TESS sectors used in our analysis.

Sector	Dates	Δ t	n	Mean error	σ
	(HJD-2 450 000)	(s)		(mmag)	(mmag)
14 & 15	8683.37–8737.39	1800	2378	0.053	8.64
41	9419.99–9446.58	120	18 315	0.215	13.09
54 & 55	9769.90–9824.27	120	36 777	0.216	9.30
75	10339.78–10367.48	120	18 957	0.219	9.62
81	10506.56–10533.18	120	18 406	0.214	8.99

Notes. For each sector, Column 2 provides the total time span, whilst Columns 3 and 4 indicate the time step and the number of data points. Column 5 quotes the mean photometric error on an individual data point, whereas Column 6 provides the standard deviation of the photometric data.

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