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Individual Calculations April 2009 |
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| Mitma, Ivan Total change: 20.50 | |   |
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| III IRT CLUB PERUANO DE AJEDREZ | Lima | PER | 2009-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2166 | 2038 | 3.50 | 6 | 1.44 | 25 | 36.00 | |
|  Padilla, Hugo | | | 2191 | PER | 1.00 | 1 | 0.70 | 25 | 17.50 | |  Vega, Marcelino | | | 2209 | PER | 0.50 | 1 | 0.23 | 25 | 5.75 | | | Cori T., Deysi | | wm | 2256 | PER | 0.00 | 1 | -0.22 | 25 | -5.50 | | | Temple, Victor | | | 1916 | PER | 1.00 | 1 | 0.33 | 25 | 8.25 | | | Aliaga Fernandez, Ingrid Y | | wf | 2055 | PER | 1.00 | 1 | 0.52 | 25 | 13.00 | | | Cori, Jorge | f | | 2370 | PER | 0.00 | 1 | -0.12 | 25 | -3.00 | |
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) | | | | IV IRT CLUB PERUANO DE AJEDREZ | Lima | PER | 2009-02-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2134 | 2038 | 0.50 | 3 | -0.62 | 25 | -15.50 | |
| | Moreno, William | | | 2193 | PER | 0.50 | 1 | 0.21 | 25 | 5.25 | | | Padilla, Hugo | | | 2191 | PER | 0.00 | 1 | -0.30 | 25 | -7.50 | | | Mamani, Joan Franco | | | 2018 | PER | 0.00 | 1 | -0.53 | 25 | -13.25 | |
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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