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Individual Calculations September 2015 |
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| Gauna Rojas, Jose Gregorio Total change: -17.60 | |   |
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| PANAMERICAN SENIOR CHESS CHAMPIONSHIP Over 50 | Porlamar | VEN | 2015-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2031 | 1964 | 2.50 | 7 | -0.44 | 40 | -17.60 | |
|  Barron, Michael | f | | 2208 | CAN | 0.00 | 1 | -0.20 | 40 | -8.00 | |  Amaro Garcia, Juan | | | 1880 | VEN | 0.00 | 1 | -0.62 | 40 | -24.80 | | | Cummings, David H. | m | | 2311 | CAN | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Quiroga, Walter Gonzalo | | | 1600 | BOL | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Jimenez Gonzalez, Juan Jose | | | 1807 | VEN | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Ostos, Julio Eduardo | m | | 2242 | VEN | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Madeira, Wagner Martins | f | | 2172 | BRA | 0.00 | 1 | -0.23 | 40 | -9.20 | |
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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