Individual Calculations January 2017
 Gutierrez Soto, Gilberth  Total change: -17.20  Rating chartPersonal card
 I Open INS - Touch Costa Rica San Jose CRC 2016-11-26
RcRownchangeKK*chgGame
 1645 1827 1.00 2 -0.43 40 -17.20 
  Castro Ulloa, Rolando 1791 CRC1.0010.454018.00 
  Moran, Mike 1498 CRC0.001-0.8840-35.20 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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