Individual Calculations April 2009
 Biro, Karol  Total change: -29.40  Rating chartPersonal card
 SVK 2nd league gr.A 2008/09 Various SVK 2008-10-11
RcRownchangeKK*chgGame
 2119 2186 4.50 10 -1.37 15 -20.55 
  Lauf, Pavol 2152 SVK1.0010.45156.75 
  Malar, Pavol 2090 SVK0.001-0.6315-9.45 
  Kundrik, Peter 2228 SVK0.001-0.4415-6.60 
  Certek, Pavol 2216 SVK0.001-0.4615-6.90 
  Goga, Frantisek 1960 SVK1.0010.21153.15 
  Polacik, Igor 2194 SVK0.001-0.4915-7.35 
  Varholakova, Niki wf2191 SVK0.5010.01150.15 
  Dugovic, Branislav 2120 SVK0.001-0.5915-8.85 
  Pagerka, Martin 1998 SVK1.0010.26153.90 
  Stetina, Erik 2043 SVK1.0010.31154.65 

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)
 
 SVK 1st league gr.Zapad 2008/09 Various SVK 2008-10-18
RcRownchangeKK*chgGame
 2118 2186 0.00 1 -0.59 15 -8.85 
  Lukac, Roman 2118 SVK0.001-0.5915-8.85 

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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