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Individual Calculations November 2019 |
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| Diaz Charpentier, Ashly Valeri Total change: 8.40 | |   |
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| Campeonato Nacional por Equipos Sub14 Infantil 2019 | San Ramon y Naranjo | CRC | 2019-09-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1117 | 1118 | 2.00 | 3 | 0.49 | 40 | 19.60 | |
|  Shion Solis, Esteban Jesus | | | 1111 | CRC | 0.00 | 1 | -0.51 | 40 | -20.40 | |  Redondo Washington, Josimar | | | 1107 | CRC | 1.00 | 1 | 0.48 | 40 | 19.20 | | | Fauaz Bringas, Matias | | | 1134 | CRC | 1.00 | 1 | 0.52 | 40 | 20.80 | |
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) | | | | VII Open Encuentro de Culturas Juvenil Sub14 2019 | Santa Ana | CRC | 2019-10-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1223 | 1056 | 0.00 | 1 | -0.28 | 40 | -11.20 | |
| | Alvarez Ugalde, Isaac | | | 1223 | CRC | 0.00 | 1 | -0.28 | 40 | -11.20 | |
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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