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Individual Calculations July 2012 |
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| Murga, Caleb Total change: -9.15 | |   |
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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 |
| 1767 | 1762 | 1.50 | 4 | -0.48 | 15 | -7.20 | |
|  Celestino, Raul | | | 1772 | PER | 1.00 | 1 | 0.51 | 15 | 7.65 | |  Puppi Lazo, Jorge Luis | | | 1871 | PER | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Caballero Quijano, Mitzy M | | wf | 1762 | PER | 0.00 | 1 | -0.50 | 15 | -7.50 | | | Tapia Huerta, Josias | | | 1661 | PER | 0.50 | 1 | -0.14 | 15 | -2.10 | |
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) | | | | Torneo IRT Colegio de Ingenieros del Peru Consejo Nacional | LIMA | PER | 2012-04-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2087 | 1762 | 0.00 | 1 | -0.13 | 15 | -1.95 | |
| | Serrano, David | | | 2087 | PER | 0.00 | 1 | -0.13 | 15 | -1.95 | |
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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