Individual Calculations March 2011
 Ballas, Athanasios-Panagiotis  Total change: -10.80  Rating chartPersonal card
 Prokrimatika Neanikon 2011 ESSTHX Open Under 12 Thessaloniki GRE 2010-12-26
RcRownchangeKK*chgGame
 1512 1677 4.00 6 -0.22 15 -3.30 
  Sideris, Hristos 1323 GRE1.0010.11151.65 
  Doudoulakakis, Ioannis 1594 GRE1.0010.39155.85 
  Kokkalis, Haralabos 1611 GRE0.501-0.0915-1.35 
  Tsiamis, Rafail 1427 GRE0.501-0.3115-4.65 
  Peskelidis, Marios 1565 GRE1.0010.35155.25 
  Dalipis, Nikolaos 1551 GRE0.001-0.6715-10.05 

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)
 
 2011 Individual Championship of Greece - Open Under 18 Peristeri - Athens GRE 2011-01-03
RcRownchangeKK*chgGame
 1752 1712 3.50 9 -0.50 15 -7.50 
  Megalios, Konstantinos 1966 GRE0.001-0.1915-2.85 
  Pavlidis, Pavlos 1387 GRE1.0010.13151.95 
  Bellos, Ioannis 1942 GRE0.001-0.2115-3.15 
  Tsironis, Panteleimon 1556 GRE0.001-0.7115-10.65 
  Tsiros, Fragkiskos Vlasios 1761 GRE1.0010.57158.55 
  Tsiros, Dimitrios 1632 GRE0.501-0.1115-1.65 
  Stamoulis, Ilias 1768 GRE0.5010.08151.20 
  Papasimakopoulos, Alexandros 1897 GRE0.5010.24153.60 
  Stamos, Filippos 1858 GRE0.001-0.3015-4.50 

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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