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Individual Calculations October 2008 |
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| Vega, Edwin Total change: -7.95 | |   |
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| Campeonato Nacional de Costa Rica 2008 Fase 1 | Moravia | CRC | 2008-05-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2097 | 2106 | 1.00 | 3 | -0.53 | 15 | -7.95 | |
|  Granados, Carlos | | | 2201 | CRC | 0.50 | 1 | 0.13 | 15 | 1.95 | |  Alfaro, Carlos | | | 2114 | CRC | 0.00 | 1 | -0.49 | 15 | -7.35 | | | Duran, Sergio | | | 1977 | CRC | 0.50 | 1 | -0.17 | 15 | -2.55 | |
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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