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Solar physics meeting at IIA, Bangalore

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27 grand minima in last 11,000 years<br />

(from C 14 d<strong>at</strong>a by Usoskin et al. 2007)<br />

Do other stars show Maunder Minimum?<br />

Yes (Baliunas et al. 1995).<br />

Characteristics of Maunder Minimum:<br />

period from 1645-1670:<br />

Very few sunspot in two<br />

hemispheres.<br />

period from 1670-1715:<br />

Sunspots mostly on<br />

southern hemisphere<br />

(Ribes & Nesme-Ribes<br />

1993; Sokoloff & Nesme-<br />

Ribes 1994).

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