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Individual Calculations October 2012 |
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| Nunez Vanegas, German Total change: 0.00 | |   |
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| Memorial Rosa Castro 2012 | Moravia | CRC | 2012-08-02 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1690 | 0 | 0.00 | 2 | 0.00 | 890 | | 0.00 | |
|  Morera Campos, Yanori | | | 1716 | CRC | 0.00 | 1 | 0.00 | | 0.00 | |  Soto Garita, Santiago | | | 1664 | CRC | 0.00 | 1 | 0.00 | | 0.00 | |
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) | | | | Campeonato Nacional Abierto 2012 | San Jose | CRC | 2012-08-22 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1886 | 0 | 0.50 | 3 | 0.00 | 1613 | | 0.00 | |
| | Gutierrez, Oscar | | | 2072 | CRC | 0.00 | 1 | 0.00 | | 0.00 | | | Gonzalez Quesada, Eva | | | 1999 | CRC | 0.00 | 1 | 0.00 | | 0.00 | | | Arce Prendas, Karina | | | 1587 | CRC | 0.50 | 1 | 0.00 | | 0.00 | |
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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