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Javiera Constanza Sierra
CHIMen
Birth date2/13/2009
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Javiera Constanza Sierra is a Chile middle-distance runner, born on February 13, 2009. He competes primarily in the 800m, 1500m and 3000m.
His personal bests include 2:19.26 in the 800m, 4:40.83 in the 1500m and 10:20.42 in the 3000m. He is currently active on the international athletics circuit, representing Chile.