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Individual Calculations July 2008 |
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| Vives, David Total change: -8.70 | |   |
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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 |
| 2044 | 2063 | 1.00 | 3 | -0.58 | 15 | -8.70 | |
|  Munoz, Carolina | | | 2059 | CRC | 0.50 | 1 | -0.01 | 15 | -0.15 | |  Vega, Edwin | | | 2106 | CRC | 0.00 | 1 | -0.44 | 15 | -6.60 | | | Aguilar, Luis | | | 1966 | CRC | 0.50 | 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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