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Individual Calculations September 2009 |
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| Rosales Murillo, Cristina Total change: -4.00 | |   |
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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 |
| 1908 | 1658 | 0.00 | 4 | -0.83 | 25 | -20.75 | |
|  Romero Echeverria, Abigail | | | 2049 | ECU | 0.00 | 1 | -0.09 | 25 | -2.25 | |  Bravo Choez, Ana | | wg | 1941 | ECU | 0.00 | 1 | -0.16 | 25 | -4.00 | | | Leon Magallanes, Isaac | | | 1881 | ECU | 0.00 | 1 | -0.22 | 25 | -5.50 | | | Villegas Reyes, Maria | | | 1761 | ECU | 0.00 | 1 | -0.36 | 25 | -9.00 | |
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) | | | | XX Panamericano Mar del Plata U12 Fem | Mar del Plata | ARG | 2009-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1938 | 1658 | 1.00 | 2 | 0.67 | 25 | 16.75 | |
| | Smith, Javanna | | wc | 1924 | TRI | 1.00 | 1 | 0.82 | 25 | 20.50 | | | Renteria, Manuela | | | 1952 | COL | 0.00 | 1 | -0.15 | 25 | -3.75 | |
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) | | |
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