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Individual Calculations December 2019 |
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| Rosales Gonzalez, Erick Josue Total change: -3.20 | |   |
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| Campeonato Panamericano Amateur U1700 2019 | San Jose | CRC | 2019-10-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1456 | 1653 | 6.50 | 9 | -0.08 | 40 | -3.20 | |
|  Semana Ramirez, Brenda | | wc | 1253 * | CRC | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Sierra Berrocal, Auriel | | | 1325 | CRC | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Sandi Quiros, Andrey | | | 1405 | CRC | 0.50 | 1 | -0.31 | 40 | -12.40 | | | Villegas Rodriguez, Jeremy | | | 1553 | CRC | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Huaman Bengoa, Valeska Priscilla | | | 1323 | CRC | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Valverde Mora, Mauricio | | | 1600 | CRC | 0.00 | 1 | -0.57 | 40 | -22.80 | | | Coto Calderon, Juan Diego | | | 1579 | CRC | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Ruiz Gonzales, Francisco Rene | | | 1667 | NCA | 0.00 | 1 | -0.48 | 40 | -19.20 | | | Barboza Viquez, Martin Eduardo | | | 1397 | CRC | 1.00 | 1 | 0.19 | 40 | 7.60 | | | * 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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