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Individual Calculations July 2009 |
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| Castillo, Otto Total change: -15.30 | |   |
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| PRIMER CAMPEONATO FIDE 2009 | Guatemala | GUA | 2009-03-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2030 | 2191 | 2.50 | 5 | -1.02 | 15 | -15.30 | |
|  Alvarado, Victor | | | 1958 | GUA | 0.50 | 1 | -0.29 | 15 | -4.35 | |  Mencos, Claudia | | | 1899 | GUA | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Reyes Najera, Carlos A. | f | | 2150 | GUA | 0.50 | 1 | -0.06 | 15 | -0.90 | | | Cu Hor, Winston | | | 2121 | GUA | 0.00 | 1 | -0.60 | 15 | -9.00 | | | De La Cruz, Erick | | | 2023 | GUA | 0.50 | 1 | -0.22 | 15 | -3.30 | |
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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