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Individual Calculations May 2012 |
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| Bogantes , Karina Total change: 0.00 | |   |
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| Nacional Abierto 2011 Jorge van der Laat Ulloa | San Jose | CRC | 2012-02-11 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1974 | 0 | 0.00 | 3 | 0.00 | 1174 | | 0.00 | |
|  Chinchilla, Eugenio | f | | 2225 | CRC | 0.00 | 1 | 0.00 | | 0.00 | |  Alvarado, Dizan Ernesto | | | 1993 | CRC | 0.00 | 1 | 0.00 | | 0.00 | | | Nunez Avendano, Manrique | | | 1705 | 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) | | | | Boanerges Navarro In Memoriam 2012 Grupo A | Moravia | CRC | 2012-03-25 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1913 | 0 | 1.00 | 4 | 0.00 | 1720 | | 0.00 | |
| | Chinchilla, Eugenio | f | | 2225 | CRC | 0.00 | 1 | 0.00 | | 0.00 | | | Gamboa Alvarado, Leticia | | | 1839 | CRC | 0.00 | 1 | 0.00 | | 0.00 | | | Moran, Mike | | | 1652 | CRC | 1.00 | 1 | 0.00 | | 0.00 | | | Martinez, Huberth | | | 1936 | 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) | | |
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