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Table 2

Descriptions of data from public ground-based surveys.

Survey Band Start date End date N Δt σm
(d) (mag) (mag) (mag)
ASAS-SN g 29 October 2017 24 March 2020 603(a) 877 12.255 0.026 0.010
V 28 January 2012 26 November 2018 713(b) 2494 11.572 0.018 0.009
NSVS Clear 04 June 2018 20 May 2019 111 359 11.027 0.024 0.011
Catalina(b) Clear 02 February 2006 18 April 2013 43 2632 10.761 0.089 0.050

Notes. Number of collected data points. (a)After discarding 20 g′ and 10 V dubious data points (with poor quality flags). (b)Data set eventually not used.

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