Individual Calculations April 2020
 Koumtzis, Sotiris  Total change: -78.80  Rating chartPersonal card
 6th International Tournament Vardaris 2020 - B group Thessaloniki GRE 2020-02-27
RcRownchangeKK*chgGame
 1298 1211 0.00 5 -1.97 40 -78.80 
  Gerasopoulos, Nikolaos 1351 GRE0.001-0.3140-12.40 
  Tsilidis, Christos 1468 GRE0.001-0.1840-7.20 
  Koureas, Panicos 1444 ITA0.001-0.2140-8.40 
  Theodoridou, Maria 1104 GRE0.001-0.6540-26.00 
  Kamperidis, Charalampos 1123 GRE0.001-0.6240-24.80 

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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