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Table 2.

Data intervals used for the long-period analysis in M19.

Label N HJD range Pl (d) T0(max)
I1 538 455–1000 282 855.66
I2 377 1000–1900 258 1128.82
I3 109 1900–2800 240 2618.78
I4 125 2800–3500 231 3316.75
I5 330 3500–6500 216 3753.70
I6 104 6500–7500 219 7009.62

Notes. HJD are referred to 2 450 000. N is the number of I-band data points. The long-term cycle period and the times for long-term cycle maxima are given.

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