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Individual Calculations September 2009 |
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| Talavera, Ana Total change: 16.50 | |   |
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| I IRT Club Magdalena 2009 | Lima | PER | 2009-06-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1946 | 1596 | 0.00 | 1 | -0.11 | 25 | -2.75 | |
|  Fernandez, Fernando | | | 1946 | PER | 0.00 | 1 | -0.11 | 25 | -2.75 | |
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) | | | | III IRT Rio de Janeiro U-2000 | Lima | PER | 2009-07-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1912 | 1590 | 2.00 | 9 | 0.77 | 25 | 19.25 | |
| | Sanchez Zambrano, Vanessa | | | 1755 | PER | 0.00 | 1 | -0.28 | 25 | -7.00 | |  Principe, Gerson | | | 1990 * | PER | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Yauri, Dario | | | 1921 | PER | 0.00 | 1 | -0.12 | 25 | -3.00 | | | Navarro, Edmundo | | | 1987 | PER | 0.50 | 1 | 0.42 | 25 | 10.50 | | | Laura, Americo | | | 1990 * | PER | 0.50 | 1 | 0.42 | 25 | 10.50 | | | Llacsahuanga, Diego | | | 1851 | PER | 0.50 | 1 | 0.32 | 25 | 8.00 | | | Flores, Alexander | | | 1927 | PER | 0.00 | 1 | -0.12 | 25 | -3.00 | | | Moreno, Carlos | | | 1868 | PER | 0.50 | 1 | 0.33 | 25 | 8.25 | | | Principe, Alexander | f | | 1919 | PER | 0.00 | 1 | -0.12 | 25 | -3.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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