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Individual Calculations September 2009 |
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| Ibanez, Rodrigo Total change: 28.35 | |   |
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| IV Torneo Abierto La Proa | Montevideo | URU | 2009-07-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1975 | 1906 | 2.00 | 4 | 0.36 | 15 | 5.40 | |
|  Delbono, Ruben | | | 1745 | URU | 1.00 | 1 | 0.29 | 15 | 4.35 | |  Martinez F., Fernando | | | 1946 | URU | 0.50 | 1 | 0.06 | 15 | 0.90 | | | Escofet, Jaime | | | 2082 | URU | 0.50 | 1 | 0.23 | 15 | 3.45 | | | Arcos Facio, Mateo | | | 2127 | URU | 0.00 | 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) | | | | XX Panamericano Mar del Plata U16 Abs | Mar del Plata | ARG | 2009-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2108 | 1906 | 3.50 | 8 | 1.53 | 15 | 22.95 | |
| | Quenallata, Luciano | | | 2157 | ARG | 1.00 | 1 | 0.81 | 15 | 12.15 | | | Mendoza, Rodrigo | | | 2044 | BOL | 1.00 | 1 | 0.69 | 15 | 10.35 | | | Narvaez, Zamir | | | 2204 | COL | 0.50 | 1 | 0.35 | 15 | 5.25 | | | Shvartsman, Andrew | | | 2083 | USA | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Latorre, Matias | | | 2032 | PAR | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Mamani, Joan Franco | | | 2059 | PER | 1.00 | 1 | 0.70 | 15 | 10.50 | | | Rios Cristhian, Camilo | f | | 2225 | COL | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Huang, Vincent | | | 2063 | USA | 0.00 | 1 | -0.29 | 15 | -4.35 | |
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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