Individual Calculations July 2009
 Chiru, Alexandru  Total change: 19.65  Rating chartPersonal card
 Romanian National Youth Chess Championship - Boys U14 Voineasa ROU 2009-04-08
RcRownchangeKK*chgGame
 1834 1788 4.50 7 1.31 15 19.65 
  Barascu, Alexandru-Florin 1747 ROU0.501-0.0615-0.90 
  Neaga, Horia-Dumitru-Iustin 1654 ROU1.0010.32154.80 
  Doros, Radu-Marian 2138 ROU0.001-0.1115-1.65 
  Lupascu, Matei-Alexandru 1613 ROU0.501-0.2315-3.45 
  Frusescu, Dorian-Corneliu 1679 ROU1.0010.35155.25 
  Malureanu, Costin-George 2049 ROU1.0010.821512.30 
  Siclovan, Cristian-Daniel 1956 ROU0.5010.22153.30 

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)
 

 

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