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Individual Calculations September 2009 |
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| Giraldo Quimiz, Giraldy Total change: 8.50 | |   |
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| XIV Grand Prix, 6ta. Parada "Fundacion de Guayaquil" | Guayaquil | ECU | 2009-07-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1961 | 1626 | 0.00 | 2 | -0.24 | 25 | -6.00 | |
|  Gutierrez Vera, Miguel | | | 1990 | PER | 0.00 | 1 | -0.10 | 25 | -2.50 | |  Arevalo Cordova, Cinthya | | | 1932 | ECU | 0.00 | 1 | -0.14 | 25 | -3.50 | |
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) | | | | XX Panamericano Mar del Plata U10 Fem | Mar del Plata | ARG | 2009-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1884 | 1626 | 1.00 | 2 | 0.58 | 25 | 14.50 | |
| | Fiesco, Valentina | | | 2026 * | COL | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Sarmiento Robles, Paula | | | 1741 | ECU | 1.00 | 1 | 0.66 | 25 | 16.50 | | | * 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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