Individual Calculations January 2015
 Castilla Arteaga, Carlos David  Total change: -12.80  Rating chartPersonal card
 Campeonato Individual Absoluto de La Gomera - 2014 San Sebastian de La Gomera - Islas Canarias ESP 2014-10-25
 1530 1711 1.50 3 -0.64 20 -12.80 
  Chico Arbelo, Miguel 1716 ESP0.001-0.4920-9.80 
  Exposito Cruz, Airam 1479 ESP1.0010.21204.20 
  Coello Clemente, Guillermo Jose 1396 ESP0.501-0.3620-7.20 

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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