Individual Calculations February 2013
 Kokkalis, Haralabos  Total change: 23.40  Rating chartPersonal card
 Tournament SO SAH - Chapmions - Europa A Thessaloniki GRE 2012-12-12
RcRownchangeKK*chgGame
 1669 1700 2.00 2 0.95 15 14.25 
  Kivelos, Sotirios 1951 GRE1.0010.811512.15 
  Batsi, Lida 1386 GRE1.0010.14152.10 

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)
 
 Tournament SO SAH - Chapmions - Europa B Thessaloniki GRE 2012-12-12
RcRownchangeKK*chgGame
 1729 1700 1.00 2 0.06 15 0.90 
  Kivelos, Sotirios 1951 GRE0.001-0.1915-2.85 
  Betsakos, Konstantinos 1507 GRE1.0010.25153.75 

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)
 
 Individual Championship of ESSTH-HALK U14 2013 Open Thessaloniki GRE 2012-12-26
RcRownchangeKK*chgGame
 1530 1700 4.00 7 -0.86 15 -12.90 
  Mastrakoulis, Simeon 1309 GRE1.0010.09151.35 
  Emmanouilidis, Andronikos 1418 GRE1.0010.16152.40 
  Tsaknakis, Zisis 1669 GRE1.0010.46156.90 
  Paterakis, Emmanouil 1334 GRE0.501-0.4015-6.00 
  Evgenidis, Nikolaos 1608 GRE0.501-0.1315-1.95 
  Dalipis, Nikolaos 1568 GRE0.001-0.6815-10.20 
  Ballas, Athanasios-Panagiotis 1803 GRE0.001-0.3615-5.40 

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)
 
 White Tower 2012 - Open Individual Championship of ESSTH-HALK Thessaloniki GRE 2013-01-02
RcRownchangeKK*chgGame
 1770 1702 4.00 6 1.41 15 21.15 
  Theodoulidis, Theodoros 2102  * GRE0.001-0.0815-1.20 
  Hristof, Petros 1366 GRE1.0010.12151.80 
  Vardakas, Stefanos 2003 GRE0.001-0.1515-2.25 
  Nikolakis, Panagiotis Marios 1453 GRE1.0010.19152.85 
  Larry, Engel 1676 ALB1.0010.46156.90 
  Grapsa, Georgia 2021 GRE1.0010.871513.05 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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