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Individual Calculations November 2018 |
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| Espitia Torres, Mateo Total change: 24.00 | |   |
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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 |
| 1426 | 1496 | 2.00 | 4 | -0.34 | 40 | -13.60 | |
|  Rodriguez Jimenez, Jose Daniel | | | 1461 | CRC | 0.50 | 1 | -0.05 | 40 | -2.00 | |  Cardenas Vargas, Jean Carlo | | | 1221 | CRC | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Melendez Arce, Caleth | | | 1495 | CRC | 0.50 | 1 | 0.00 | 40 | 0.00 | | | Valverde Mora, Mauricio | | | 1526 | CRC | 0.00 | 1 | -0.46 | 40 | -18.40 | |
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 |
| 1643 | 1478 | 2.50 | 5 | 0.94 | 40 | 37.60 | |
| | Solano Cordero, Jorge | | | 1775 | CRC | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Hernandez Leandro, Alejandro | | | 1278 | CRC | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Diaz Charpentier, Kristel Meliss | | | 1595 | CRC | 0.50 | 1 | 0.16 | 40 | 6.40 | | | Quiros Cajina, Allan | | | 1687 | CRC | 1.00 | 1 | 0.77 | 40 | 30.80 | | | Urbina Quiroz, Edwin | | | 1878 * | CRC | 0.00 | 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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