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Individual Calculations April 2008 |
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| Villagra, Luis Total change: 0.00 | |   |
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| Internacional de Alajuela 2007 | Alajuela | CRC | 2007-07-11 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 2069 | 0 | 0.50 | 3 | 0.00 | 1796 | | 0.00 | |
|  Betancourt, Pedro | | | 2140 | VEN | 0.50 | 1 | 0.00 | | 0.00 | |  Arroyo, Luis | | | 2021 | CRC | 0.00 | 1 | 0.00 | | 0.00 | | | Cabrera, Marco Antonio | | | 2047 | 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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