Individual Calculations December 2012
 Perez Hernandez, Juan S.  Total change: 12.60  Rating chartPersonal card
 Campeonato Regional por Equipos Murcia 2012–Segunda Division Murcia ESP 2012-10-06
 1577 1482 2.00 4 0.42 30 12.60 
  Caballero Frutos, Jose Alfredo 1734 ESP0.5010.31309.30 
  Torralba Luzzy, Ricardo 1392 ESP1.0010.383011.40 
  Munoz Nortes, Jose Antonio 1804 ESP0.5010.373011.10 
  Juan Ubeda, Rafael 1378 ESP0.001-0.6430-19.20 

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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