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Individual Calculations November 2018 |
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| Hernandez Leandro, Alejandro Total change: 42.40 | |   |
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| Campeonato Nacional por Equipos Juvenil Sub18 2018 | San Jose | CRC | 2018-09-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1387 | 1278 | 2.00 | 3 | 0.88 | 40 | 35.20 | |
|  Wagemans Alvarado, Bryan | | | 1597 | CRC | 1.00 | 1 | 0.87 | 40 | 34.80 | | | Cardenas Vargas, Jean Carlo | | | 1221 | CRC | 1.00 | 1 | 0.42 | 40 | 16.80 | |  Sandi Quiros, Andrey | | | 1344 | CRC | 0.00 | 1 | -0.41 | 40 | -16.40 | |
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) | | | | VI Torneo Encuentro de Culturas 2018 | SAN JOSE | CRC | 2018-10-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1429 | 1278 | 2.50 | 7 | 0.18 | 40 | 7.20 | |
| | Arce Mendez, Elias | | | 1663 | CRC | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Barquero Alvarado, Ronald | | | 1348 | CRC | 1.00 | 1 | 0.60 | 40 | 24.00 | | | Espitia Torres, Mateo | | | 1478 | CRC | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Hernandez Leandro, Aliza | | | 1419 | CRC | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Gutierrez Soto, Gilberth | | | 1678 * | CRC | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Elizondo Montero, Juan Luis | | | 1171 | CRC | 0.50 | 1 | -0.15 | 40 | -6.00 | | | Porras Chavarria, Pamela Maria | | | 1245 | CRC | 0.50 | 1 | -0.05 | 40 | -2.00 | | | * 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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