Individual Calculations January 2023
 Petovic, Jovo  Total change: -6.60  Rating chartPersonal card
 PETROVACKA JESEN 2022. Backi Petrovac SRB 2022-11-28
RcRownchangeKK*chgGame
 1783 1580 1.50 6 -0.33 20 -6.60 
  Kolagatla, Alana Meenakshi wc1963 IND0.001-0.0920-1.80 
  Dokic, Zoran 1922 SRB0.5010.38207.60 
  Vikram, K 1386 IND0.001-0.7520-15.00 
  Sijakov, Neven 1397 SRB1.0010.26205.20 
  Gusev, Mikhail 1996 SRB0.001-0.0720-1.40 
  Bulajic, Ratko f2033 SRB0.001-0.0620-1.20 

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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