Superflares on the late-type giant KIC 2852961 - Scaling effect behind flaring at different energy levels

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Table 1

Observing log of the spectroscopic data taken by the Hungarian 1-m RCC telescope.

JD	Date	Exposure	Number of	RV	σ_RV
start	dd.mm.yyyy	time [s]	exposures	[kms⁻¹]	[kms⁻¹]
2 458 944.4672	04.04.2020	3600	3	27.65	1.82
2 458 945.4630	05.04.2020	3600	3	25.28	2.74
2 458 946.5627	06.04.2020	1800	3	20.16	4.04
2 458 947.4635	07.04.2020	3600	3	19.38	10.03
2 458 948.5754	08.04.2020	1800	2	25.58	2.51
2 458 971.3811	01.05.2020	1800	5	10.92	1.96
2 458 972.4231	02.05.2020	3600	3	11.59	2.74
2 458 973.4620	03.05.2020	3600	3	10.37	5.06

Notes. Listed are the initial Julian Dates (JD) and dates of the observations, the exposure times, and the numbers of subsequent exposures with the derived radial velocities (RV) and the corresponding errors.

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