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Individual Calculations October 2008 |
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| Alvarez, David Total change: -1.00 | |   |
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| IV Torneo Internacional de Ajedrez Alajuela 2008 | Alajuela | CRC | 2008-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2179 | 1940 | 1.00 | 5 | -0.04 | 25 | -1.00 | |
|  Mikhalevski, Victor | g | | 2290 | ISR | 0.00 | 1 | -0.11 | 25 | -2.75 | |  Moncayo Romero, Evelyn | | wm | 2173 | ECU | 0.50 | 1 | 0.29 | 25 | 7.25 | | | Fonseca, Jose Luis | | | 2182 | NCA | 0.50 | 1 | 0.30 | 25 | 7.50 | | | Granados, Carlos | | | 2170 | CRC | 0.00 | 1 | -0.21 | 25 | -5.25 | | | Gonzalez, Jaime R | | | 2079 | CRC | 0.00 | 1 | -0.31 | 25 | -7.75 | |
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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