Open Access
Table B.1.
Thresholds used to define starting and ending dates of each cycle extremum for cycles 23, 24, and 25.
| Cycle extremum | Θ [sfu] | Duration (days) |
|---|---|---|
| Minimum 23 | < 74.92 | 673 |
| Maximum 23 | > 173.94 | 978 |
| Minimum 24 | < 74.92 | 1015 |
| Maximum 24 | > 130.20 | 1237 |
| Minimum 25 | < 74.92 | 1570 |
| Maximum 25 | > 158.38 | 550 (a) |
Notes. Dates are listed in Table 2 and duration of each epoch is in the right column. aMaximum of cycle 25 is the current phase: we stopped the analysis on 16 July 2024.
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