Individual Calculations July 2011
 Ballas, Athanasios-Panagiotis  Total change: 37.95  Rating chartPersonal card
 7th Kalamaria Spring Open Kalamaria, Thessaloniki GRE 2011-04-19
RcRownchangeKK*chgGame
 1791 1701 2.00 5 -0.01 15 -0.15 
  Nikolaou, Georgios 2101  * GRE1.0010.921513.80 
  Psaltis, Aristidis 1741 GRE0.001-0.4415-6.60 
  Charpidou, Anna 1699 GRE0.001-0.5015-7.50 
  Sideris, Giorgos 1987 GRE0.001-0.1615-2.40 
  Mastrakoulis, Simeon 1428 GRE1.0010.17152.55 
 * 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)
 
 3rd International open of Thessaloniki - Alexander the Great 2011 A GROUP Thessaloniki GRE 2011-04-25
RcRownchangeKK*chgGame
 1903 1701 5.00 9 2.54 15 38.10 
  Hristodoulou, Panagiotis 2101  * GRE0.5010.42156.30 
  Kourkoulos-Arditis, Stamatis 2101  * GRE0.001-0.0815-1.20 
  Tetepoulidis, Ioannis 1590 GRE1.0010.35155.25 
  Kruijf, Caspar 2011 NED0.5010.36155.40 
  Harokopakis, Georgios 1990 GRE0.001-0.1615-2.40 
  Alexiadis, Hristos 1494 GRE1.0010.23153.45 
  Strand, Oyvin 1971 NOR0.5010.33154.95 
  Gouma, Ronald 1927 NED0.5010.29154.35 
  Puroila, Sippo 1939 FIN1.0010.801512.00 
 * 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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