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Individual Calculations February 2015 |
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| Alvarado Castro, Francisco Total change: -27.20 | |   |
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| Campeonato Nacional CRC Sub 20 Abierto 2015 | San Jose | CRC | 2015-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1634 | 1585 | 1.50 | 5 | -0.68 | 40 | -27.20 | |
|  Herrera Boschini, Gabriel | | | 1664 | CRC | 0.00 | 1 | -0.39 | 40 | -15.60 | | | Quiros Avendano, Luis Alejandro | | | 1574 | CRC | 1.00 | 1 | 0.48 | 40 | 19.20 | |  Calvo Gutierrez, Luis Guillermo | | | 1793 | CRC | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Porras Chavarria, Steve | | | 1689 | CRC | 0.00 | 1 | -0.36 | 40 | -14.40 | | | Torres Romero, Cristhian | | | 1452 | CRC | 0.50 | 1 | -0.18 | 40 | -7.20 | |
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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