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Individual Calculations April 2018 |
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| Murillo Varela, Ricardo Total change: 39.60 | |   |
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| Clasificatorio de Segunda Categoria San Jose ADAES 2018 | San Jose | CRC | 2018-03-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1721 | 1751 | 4.00 | 4 | 1.82 | 20 | 36.40 | |
|  Aguilar Alfaro, Juan Carlos | | | 1948 | CRC | 1.00 | 1 | 0.75 | 20 | 15.00 | |  Torrentes Arias, Greivin | | | 1676 | CRC | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Shih Gould, Annie | | wc | 1601 | CRC | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Cabezas Solano, David Alejandro | | | 1657 | CRC | 1.00 | 1 | 0.37 | 20 | 7.40 | |
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) | | | | Subzonal Absoluto 2.3.C | San Jose | CRC | 2018-03-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1551 | 1751 | 3.00 | 4 | 0.16 | 20 | 3.20 | |
| | Lacayo, Rene | f | | 2151 * | NCA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Segura Cordero, Ariel | | | 1351 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Sandi Castro, Allan | | | 1351 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Ibanez, Diego | | | 1351 * | PAN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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