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Individual Calculations April 2021 |
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| Davila Blanco, Juan Jose Total change: 15.00 | |   |
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| IV Torneo Abierto de Ajedrez de Guaynabo | Guaynabo | PUR | 2021-02-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2082 | 2004 | 2.00 | 3 | 0.82 | 20 | 16.40 | |
|  Rodriguez Santiago, Jaime | | | 2092 | PUR | 0.50 | 1 | 0.12 | 20 | 2.40 | |  Fellman, Mike | | | 2076 | PUR | 1.00 | 1 | 0.60 | 20 | 12.00 | | | Zilleruelo Irizarry, Diego | | | 2079 | PUR | 0.50 | 1 | 0.10 | 20 | 2.00 | |
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) | | | | 7mo. Torneo de Ajedrez Memorial Narciso Rabell Mendez | San Sebastian | PUR | 2021-03-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1902 | 2004 | 3.00 | 5 | -0.07 | 20 | -1.40 | |
| | Rolon Loperena, Armando R. | | | 1604 * | PUR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Beauchamp Perez, Angel A. | | | 1869 | PUR | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Soto Flores, Jose Noel | | | 1881 | PUR | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Fellman, Mike | | | 2076 | PUR | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Zilleruelo Irizarry, Diego | | | 2079 | PUR | 0.00 | 1 | -0.40 | 20 | -8.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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