Individual Calculations February 2016
 Kalafatis, Evangelos  Total change: -18.80  Rating chartPersonal card
 Panionios open chess tournament under 12 2015 Athens N.Smyrni GRE 2015-10-31
RcRownchangeKK*chgGame
 1151 1333 4.00 5 0.34 40 13.60 
  Pilalis, Ernestos 1056 GRE1.0010.17406.80 
  Davillas, Konstantinos 1132 GRE1.0010.24409.60 
  Kratimenou, Georgia 1138 GRE1.0010.254010.00 
  Spyratos, Nikolaos 1185 GRE0.001-0.7040-28.00 
  Basinas, Konstantinos 1244 GRE1.0010.384015.20 

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)
 
 PS Peristeriou New Year's Open "Antonis Bellos" 2016 Peristeri GRE 2016-01-02
RcRownchangeKK*chgGame
 1028 1277 0.00 1 -0.81 40 -32.40 
  Panagiotopoulos, Fotios Emmanoui 1028 GRE0.001-0.8140-32.40 

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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