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Individual Calculations April 2018 |
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| Alvarez Ugalde, Isaac Total change: -28.80 | |   |
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| IV Classic Cortazar Esperanzas 2018 | San Pedro | CRC | 2018-02-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1222 | 1109 | 0.00 | 2 | -0.72 | 40 | -28.80 | |
|  Ruiz Coronado, Maykel | | | 1366 | CRC | 0.00 | 1 | -0.18 | 40 | -7.20 | |  Salazar Artavia, Keylor | | | 1077 | CRC | 0.00 | 1 | -0.54 | 40 | -21.60 | |
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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