Individual Calculations January 2011
 Kokkalis, Haralabos  Total change: 24.45  Rating chartPersonal card
 5th Young Tournament Under 12 - ESS TH-HALK 2010 Thessaloniki - Halkidiki GRE 2010-10-10
RcRownchangeKK*chgGame
 1568 1612 3.00 5 0.25 15 3.75 
  Koutsoura, Georgia 1336 GRE1.0010.17152.55 
  Gouloutis, Nikolaos 1705 GRE0.5010.13151.95 
  Giannoulakis, Labros 1548 GRE0.501-0.0915-1.35 
  Tsaknakis, Zisis 1560 GRE1.0010.43156.45 
  Ballas, Athanasios-Panagiotis 1690 GRE0.001-0.3915-5.85 

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)
 
 3rd Youth U16 Team Championship 2010 - ESS TH-HALK Thessaloniki - Halkidiki GRE 2010-11-06
RcRownchangeKK*chgGame
 1548 1611 2.00 4 -0.32 15 -4.80 
  Doudoulakakis, Athanasios 1421 GRE1.0010.25153.75 
  Gouloutis, Nikolaos 1713 GRE0.001-0.3615-5.40 
  Hatzigrigoriou, Georgios 1608 GRE0.5010.00150.00 
  Gakis, Ioannis 1449 GRE0.501-0.2115-3.15 

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)
 
 Preliminary open under 18 ESSTH-H Thessaloniki GRE 2010-12-10
RcRownchangeKK*chgGame
 1744 1611 1.50 4 0.09 15 1.35 
  Ballas, Kleon-Evangelos 1952 GRE0.5010.38155.70 
  Papadopoulos, Kiriakos 1608 GRE0.001-0.5015-7.50 
  Karzias, Christos 1507 GRE1.0010.36155.40 
  Gouliaros-Antoniadis, Alexandro 1908 GRE0.001-0.1515-2.25 

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)
 
 3rd Greek Team Championship Under 16 - 2010 Vrahati, Korinthos GRE 2010-12-17
RcRownchangeKK*chgGame
 1538 1611 4.50 5 1.61 15 24.15 
  Kokkota, Fotini 1211  * GRE1.0010.08151.20 
  Klabatseas, Hristos 1437 GRE1.0010.27154.05 
  Papakonstantinou, Dimitrios 1677 GRE1.0010.59158.85 
  Tsatsoulis, Periklis 1505 GRE1.0010.36155.40 
  Kalogeris, Ioannis 1858 GRE0.5010.31154.65 
 * 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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