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Individual Calculations January 2011 |
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| Cervello Tost, Ferran Total change: -8.85 | |   |
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| XXVIII Open Internacional Vila de Cerdanyola – Grupo A | Mataro | ESP | 2010-10-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1947 | 1829 | 1.50 | 4 | 0.12 | 15 | 1.80 | |
|  Garcia De Blas, Esteban | | | 2039 | ESP | 0.50 | 1 | 0.27 | 15 | 4.05 | |  Flores Linan, Josep Luis | | | 1923 | ESP | 0.50 | 1 | 0.13 | 15 | 1.95 | | | Fernandez Aguilar, Francisco | | | 1927 | ESP | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Martinez Arca, Manuel | | | 1897 | ESP | 0.50 | 1 | 0.09 | 15 | 1.35 | |
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 12 | Porto Carras, Chalkidiki - Greece | GRE | 2010-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1681 | 1829 | 2.00 | 4 | -0.71 | 15 | -10.65 | |
| | Toma, Radu-Cristian | | | 2016 | ROU | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Thawalampola, Banuka Neranjan | | | 1527 | SRI | 0.50 | 1 | -0.35 | 15 | -5.25 | | | Modi, Sachin | | | 1571 | RSA | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Bayon Rolo, Juan Andres | | | 1610 | ESP | 0.50 | 1 | -0.28 | 15 | -4.20 | |
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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