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Individual Calculations July 2012 |
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| Tapia Huerta, Joel Total change: -12.45 | |   |
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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 |
| 1860 | 1917 | 1.50 | 4 | -0.83 | 15 | -12.45 | |
|  Cruz Pereyra, Andresantoni | | | 1798 | PER | 0.00 | 1 | -0.66 | 15 | -9.90 | |  Tapia Huerta, Josias | | | 1661 | PER | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Cuellar, Diego | f | | 2247 | PER | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Quirhuayo, Gonzalo | f | | 1735 | PER | 0.50 | 1 | -0.24 | 15 | -3.60 | |
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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