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Individual Calculations July 2012 |
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| Quirhuayo, Gonzalo Total change: -12.30 | |   |
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| III Open IRT "Circulo Peruano de Ajedrez" | LIMA | PER | 2012-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1960 | 1735 | 1.00 | 4 | 0.04 | 30 | 1.20 | |
|  Principe, Alexander | f | | 2130 | PER | 0.00 | 1 | -0.08 | 30 | -2.40 | | | Fernandez Perez, Jorge And | | | 2040 | PER | 0.00 | 1 | -0.14 | 30 | -4.20 | | | Martinez, Anthony | | | 1751 | PER | 0.50 | 1 | 0.02 | 30 | 0.60 | |  Tapia Huerta, Joel | | | 1917 | PER | 0.50 | 1 | 0.24 | 30 | 7.20 | |
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) | | | | World School Chess Championship - Open U11 | Iasi | ROU | 2012-04-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1841 | 1735 | 1.00 | 4 | -0.45 | 30 | -13.50 | |
| | Shevchenko, Kirill | c | | 1957 | UKR | 0.50 | 1 | 0.28 | 30 | 8.40 | | | Qadimbayli, Abdulla | f | | 1900 | AZE | 0.00 | 1 | -0.28 | 30 | -8.40 | | | Ahadzada, Kanan | | | 1711 | AZE | 0.50 | 1 | -0.03 | 30 | -0.90 | | | Asadli, Vugar | | | 1796 | AZE | 0.00 | 1 | -0.42 | 30 | -12.60 | |
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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