Individual Calculations January 2011
 Guelgua, Alvaro  Total change: 37.05  Rating chartPersonal card
 Campeonato Panamericano Continental Absoluto 2010 Cali COL 2010-11-16
RcRownchangeKK*chgGame
 2181 2039 5.00 8 2.47 15 37.05 
  Morales, Jhon Alexander 2309 COL0.001-0.1715-2.55 
  Saladen, Rafael f2195 COL1.0010.711510.65 
  Buitrago, Juan Carlos 2160 COL0.001-0.3415-5.10 
  Manrique, Fernando 1964 COL1.0010.40156.00 
  Chirivi C, Jenny Astrid wm2244 COL0.001-0.2415-3.60 
  Renteria, Rolando 2201 COL1.0010.711510.65 
  Condori, Edwin 2171 PER1.0010.681510.20 
  Torres, Jose Arturo 2202 VEN1.0010.721510.80 

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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