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Individual Calculations July 2008 |
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| Rodriguez, David Total change: -5.75 | |   |
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| Campeonato Nacional de Costa Rica 2007 Fase I | San Jose | CRC | 2007-06-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2050 | 1998 | 1.50 | 4 | -0.23 | 25 | -5.75 | |
|  Rodriguez, Adrian | | | 2166 | CRC | 0.00 | 1 | -0.28 | 25 | -7.00 | | | Munoz, Carolina | | | 2059 | CRC | 0.50 | 1 | 0.08 | 25 | 2.00 | |  Ramirez, Alexander | | | 1895 | CRC | 0.50 | 1 | -0.14 | 25 | -3.50 | | | Alvarado, Dizan | | | 2080 | CRC | 0.50 | 1 | 0.11 | 25 | 2.75 | |
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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