Individual Calculations January 2011
 Iordanidou, Zoi  Total change: 18.90  Rating chartPersonal card
 Attica Women Team Championship 2010 Attica GRE 2010-09-12
RcRownchangeKK*chgGame
 1890 2152 2.50 4 -0.66 15 -9.90 
  Sotiriadou, Ioanna 1752  * GRE0.501-0.4215-6.30 
  Makka, Ioulia wm2159 GRE0.001-0.4915-7.35 
  Pagali, Marianna 1846 GRE1.0010.14152.10 
  Psarouda, Eleni 1802 GRE1.0010.11151.65 
 * 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)
 
 World Youth Chess Championships 2010 - Girls under 18 Porto Carras, Chalkidiki - Greece GRE 2010-10-20
RcRownchangeKK*chgGame
 2145 2152 6.00 11 0.49 15 7.35 
  Arnatskaya, Zoya 1870 RUS1.0010.16152.40 
  Gunther, Marcella 1895 NED1.0010.18152.70 
  Bulmaga, Irina wm2267 ROU0.001-0.3415-5.10 
  Anu, Bayar 1933 MGL1.0010.22153.30 
  Pavlidou, Ekaterini wm2191 GRE1.0010.55158.25 
  Haast, Anne wm2256 NED1.0010.64159.60 
  Vo, Thi Kim Phung wm2147 VIE0.501-0.0115-0.15 
  Kazimova, Narmin Nizami Qizi wm2260 AZE0.001-0.3515-5.25 
  Havlikova, Kristyna wm2318 CZE0.5010.22153.30 
  Efroimski, Marsel wf2244 ISR0.001-0.3715-5.55 
  Eric, Jovana wm2218 SRB0.001-0.4115-6.15 

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)
 
 33rd Greek Women Individual Tournament 2010 (National Championship) Vamos, Chania Crete GRE 2010-11-23
RcRownchangeKK*chgGame
 2187 2152 5.50 9 1.43 15 21.45 
  Pavlidou, Ekaterini wm2188 GRE0.5010.05150.75 
  Fakhiridou, Ekaterini wm2208 GRE0.001-0.4215-6.30 
  Stefanidi, Maria Anna wf2080 GRE1.0010.40156.00 
  Makka, Ioulia wm2114 GRE1.0010.45156.75 
  Markantonaki, Haritomeni wf2142 GRE1.0010.49157.35 
  Papadopoulou, Vera wm2208 GRE0.5010.08151.20 
  Ikonomopoulou, Maria wf2160 GRE1.0010.51157.65 
  Botsari, Anna Maria wg2314 GRE0.001-0.2915-4.35 
  Makropoulou, Marina wg2268 GRE0.5010.16152.40 

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)
 

 

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