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Individual Calculations April 2018 |
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| Viera Perez, Nestor A. Total change: -4.00 | |   |
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| Campeonato Por Edades de Puerto Rico 2018 Sub-18 | Humacao | PUR | 2018-03-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1527 | 1651 | 3.00 | 5 | -0.10 | 40 | -4.00 | |
|  Santana Ortiz, Wilberto | | | 1251 * | PUR | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Adorno De Leon, Richard | | | 1251 * | PUR | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Vazquez Maccarini, Danitza | | wm | 2051 * | PUR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Mejias Nunez, Rafael E. | | | 1832 | PUR | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Soto Roman, Luis A. | | | 1251 * | PUR | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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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