Individual Calculations October 2008
 Villanueva, Nelson  Total change: 11.25  Rating chartPersonal card
 National Semi Finals Olympiad Qualification Mandaluyong PHI 2008-06-24
RcRownchangeKK*chgGame
 2302 2239 2.00 3 0.75 15 11.25 
  Merelos, Melvin 2141 PHI1.0010.37155.55 
  Nava, Roderick f2345 PHI0.5010.14152.10 
  Bitoon, Richard m2420 PHI0.5010.24153.60 

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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