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Individual Calculations April 2015 |
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| Giron, David Total change: 4.40 | |   |
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| IRT I TORNEO ABIERTO FIDE | Guatemala | GUA | 2015-03-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2156 | 2078 | 1.00 | 2 | 0.22 | 20 | 4.40 | |
|  Lorenzana, Wilson Estuardo | m | | 2186 | GUA | 0.00 | 1 | -0.35 | 20 | -7.00 | |  Juarez Flores, Gustavo E. | f | | 2126 | GUA | 1.00 | 1 | 0.57 | 20 | 11.40 | |
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) | | |
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