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UltraRunning Magazine is published 10 times per year with a double issue May/June and December/January. Each issue is packed full of race reports, finisher results, tips and runner profiles.

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Roos Karssemeijer (F33)

Race Date Distance Result Overall
2018
Pass Mountain 11/17/18 50 KM 5:19:28 15
2017
TARC Fells Trail Ultra Winter 12/02/17 32 Miles 6:38:51 17
The North Face Endurance Challenge California 11/18/17 50 KM 6:02:13 112
2016
XTERRA Northeast Trail Run Series - Steep Rock 08/06/16 50 KM 5:27:50 2
2015
The North Face Endurance Challenge California 12/05/15 50 KM 5:18:55 47
Ultra Trails Lake Tahoe
  • Oct 12, 2019
  • Lake Tahoe, CA
50 KM 50 Miles 100 Miles