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Individual Calculations November 2018 |
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| Rosales Gonzalez, Erick Josue Total change: -25.60 | |   |
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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 |
| 1313 | 1653 | 2.00 | 3 | -0.64 | 40 | -25.60 | |
|  Sandi Quiros, Andrey | | | 1344 | CRC | 0.00 | 1 | -0.86 | 40 | -34.40 | |  Bonilla Ortiz, Johel Sebastian | | | 1341 | CRC | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Rosales Gonzalez, Jessica | | | 1253 * | CRC | 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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