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Individual Calculations September 2018 |
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| Boris, Peter Total change: -32.40 | |   |
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| XXIX Festival Panamericano de la Juventud U-12 Abs | Santiago | CHI | 2018-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1687 | 1819 | 5.00 | 9 | -0.81 | 40 | -32.40 | |
|  Salcedo Arias, Luis Carlos | | | 1419 * | ARG | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Benavides Conza, Diego Angelo | | | 1492 | PER | 0.50 | 1 | -0.37 | 40 | -14.80 | | | Cubillos Diaz De Valdes, Rodrigo | | | 1419 * | CHI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Chen, Jonathan | | | 1628 | USA | 0.50 | 1 | -0.25 | 40 | -10.00 | | | Reyes Mendoza, Tomas | | | 1592 | CHI | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Zong, Davis | | | 2075 | USA | 0.50 | 1 | 0.31 | 40 | 12.40 | | | Zhou, Aiden | | | 2044 | CAN | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Mahajan, Rushaan | | | 1905 | USA | 0.00 | 1 | -0.38 | 40 | -15.20 | | | De Siqueira, Luigy Lira | c | | 1611 | BRA | 0.00 | 1 | -0.77 | 40 | -30.80 | | | * 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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