The 7.3 <a href="https://en.wikipedia.org/wiki/Moment_magnitude_scale" id="mwAY4" rel="mw:WikiLink" title="Moment magnitude scale">M<sub id="mwAY8">w</sub></a> <a href="https://en.wikipedia.org/wiki/1997_Qayen_earthquake" id="mwAZA" rel="mw:WikiLink" title="1997 Qayen earthquake">Qayen earthquake</a> strikes <a href="https://en.wikipedia.org/wiki/Iran" id="mwAZE" rel="mw:WikiLink" title="Iran">Iran</a>'s <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Khorasan_Province" id="mwAZI" rel="mw:WikiLink" title="Khorasan Province">Khorasan Province</a> killing 1,567 people.<sup about="#mwt267" class="mw-ref reference" data-mw='{"name":"ref","attrs":{},"body":{"id":"mw-reference-text-cite_note-49"}}' id="cite_ref-49" rel="dc:references" typeof="mw:Extension/ref"><a href="./May_10#cite_note-49" id="mwAZM" style="counter-reset: mw-Ref 49;"><span class="mw-reflink-text" id="mwAZQ">[49]</span></a></sup>
<span class="mw-reference-text" id="mw-reference-text-cite_note-49"><cite about="#mwt264" class="citation web cs1" id="CITEREFStoddard2010">Stoddard, Katy (13 January 2010). <a class="external text" href="https://www.theguardian.com/news/datablog/2010/feb/28/deadliest-earthquakes-strongest-data" id="mwCBo" rel="mw:ExtLink nofollow">"All the deadliest and strongest earthquakes since 1900, including coordinates"</a>. <i id="mwCBs">The Guardian</i><span class="reference-accessdate" id="mwCBw">. Retrieved <span class="nowrap" id="mwCB0">14 May</span> 2020</span>.</cite><span about="#mwt264" class="Z3988" id="mwCB4" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&amp;rft.genre=unknown&amp;rft.jtitle=The+Guardian&amp;rft.atitle=All+the+deadliest+and+strongest+earthquakes+since+1900%2C+including+coordinates&amp;rft.date=2010-01-13&amp;rft.aulast=Stoddard&amp;rft.aufirst=Katy&amp;rft_id=https%3A%2F%2Fwww.theguardian.com%2Fnews%2Fdatablog%2F2010%2Ffeb%2F28%2Fdeadliest-earthquakes-strongest-data&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AMay+10"></span></span>