Individual Calculations July 2015
 Nguyen, Ngan Ha  Total change: 6.80  Rating chartPersonal card
 16th Asean+ Age Group Chess Championships 2015 - Girls Under-10 Singapore SGP 2015-06-09
 1321 1452 1.50 2 0.17 40 6.80 
  Yecla, Precious Day 1205 PHI1.0010.19407.60 
  Chopdekar, Gunjal wc1436 IND0.501-0.0240-0.80 

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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