Individual Calculations January 2011
 Ballas, Kleon-Evangelos  Total change: 9.00  Rating chartPersonal card
 5th In Memorial Tournament 2010 Thessaloniki - Halkidiki GRE 2010-09-26
RcRownchangeKK*chgGame
 1931 1933 1.00 4 -0.92 15 -13.80 
  Betsakos, Hrisanthos 1548 GRE0.001-0.9115-13.65 
  Baltzopoulos, Giorgos 1976 GRE1.0010.56158.40 
  Athanasiadis, Mihail 2026 GRE0.001-0.3715-5.55 
  Kiratzopoulos, Efthimios 2175 GRE0.001-0.2015-3.00 

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)
 
 World Youth Chess Championships 2010 - Open under 16 Porto Carras, Chalkidiki - Greece GRE 2010-10-20
RcRownchangeKK*chgGame
 2092 1933 4.50 11 0.94 15 14.10 
  Yashas, D 2241 IND0.5010.36155.40 
  Kriebel, Tadeas f2299 CZE0.001-0.1015-1.50 
  Duenzel, Jonas 2117 GER0.5010.24153.60 
  Petrovski, Igor 2152 MKD1.0010.781511.70 
  Malureanu, Costin-George 2146 ROU0.001-0.2315-3.45 
  Straka, Josef Jr f2307 SVK0.001-0.1015-1.50 
  Hosia, Akseli 1840 FIN1.0010.37155.55 
  Borisenko, Vjacheslav 2321 UKR0.001-0.0915-1.35 
  Freeland, Alex 1766 WLS1.0010.28154.20 
  Vanagas, Tadas 2009 LTU0.001-0.4015-6.00 
  Lamawansa, Yasas 1810 SRI0.501-0.1715-2.55 

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
 1896 1952 1.00 1 0.42 15 6.30 
  Koutroukis, Andreas 1896 GRE1.0010.42156.30 

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
 1712 1952 4.00 5 0.16 15 2.40 
  Karzias, Christos 1552  * GRE1.0010.08151.20 
  Kokkalis, Haralabos 1611 GRE0.501-0.3815-5.70 
  Papadopoulos, Panayotis 2040 GRE1.0010.62159.30 
  Ballas, Athanasios-Panagiotis 1677 GRE0.501-0.3315-4.95 
  Agorastoudis-Vlahos, Ioakim 1681 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)
 

 

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