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Individual Calculations January 2009 |
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| Toro Soto, Anthony Total change: -17.50 | |   |
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| III Internacional Bolsa de Valores | Santa Ana | CRC | 2008-09-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2319 | 2115 | 0.00 | 1 | -0.24 | 25 | -6.00 | |
|  Murillo, Alexis | m | | 2319 | CRC | 0.00 | 1 | -0.24 | 25 | -6.00 | |
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) | | | | Metropolitano 2008 | San Jose | CRC | 2008-12-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2128 | 2115 | 1.00 | 3 | -0.46 | 25 | -11.50 | |
|  Vives, David | | | 2097 | CRC | 0.50 | 1 | -0.03 | 25 | -0.75 | | | Arias Santana, Mauricio | m | | 2332 | CRC | 0.00 | 1 | -0.22 | 25 | -5.50 | | | Urena, Omar | | | 1956 | CRC | 0.50 | 1 | -0.21 | 25 | -5.25 | |
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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