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Individual Calculations July 2009 |
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| Sanaguano Castillo, Jhon Total change: 13.25 | |   |
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| XIV Grand Prix, 3era. Parada | Guayaquil | ECU | 2009-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1949 | 1653 | 1.00 | 3 | 0.53 | 25 | 13.25 | |
|  Rosero, Paul | | | 2003 | ECU | 1.00 | 1 | 0.89 | 25 | 22.25 | |  Guartambel, Jorge | | | 1992 | ECU | 0.00 | 1 | -0.12 | 25 | -3.00 | | | Vega Mora, Max | | | 1852 | ECU | 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) | | |
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