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Individual Calculations September 2009 |
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| Zapata, Alonso Total change: 13.00 | |   |
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| 37th Annual World Open - Open Section | Philadelphia, Pennsylvania | USA | 2009-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2502 | 2514 | 5.50 | 9 | 0.97 | 10 | 9.70 | |
|  Pressman, Leif A | | | 2164 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | |  Akobian, Varuzhan | g | | 2613 | USA | 0.00 | 1 | -0.36 | 10 | -3.60 | | | Uesugi, Shinsaku | | | 2288 | JPN | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Thavandiran, Shiyam | f | | 2291 | CAN | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Kacheishvili, Giorgi | g | | 2613 | GEO | 1.00 | 1 | 0.64 | 10 | 6.40 | | | Ehlvest, Jaan | g | | 2606 | USA | 0.50 | 1 | 0.13 | 10 | 1.30 | | | Shulman, Yury | g | | 2632 | USA | 0.50 | 1 | 0.16 | 10 | 1.60 | | | Gareev, Timur | g | | 2590 | UZB | 0.50 | 1 | 0.10 | 10 | 1.00 | | | Kamsky, Gata | g | | 2720 | USA | 0.00 | 1 | -0.24 | 10 | -2.40 | |
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) | | | | Continental Absolute Champioship 2009 | Sao Paulo Chess Club/SP | BRA | 2009-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2397 | 2523 | 7.50 | 11 | 0.33 | 10 | 3.30 | |
| | Chaves, Jorge Antonio Torres | | | 2123 * | BRA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Caldeira, Adriano | f | | 2268 | BRA | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Brito, Luismar | f | | 2351 | BRA | 1.00 | 1 | 0.27 | 10 | 2.70 | | | Corrales Jimenez, Fidel | g | | 2602 | CUB | 1.00 | 1 | 0.61 | 10 | 6.10 | | | Vescovi, Giovanni | g | | 2631 | BRA | 0.50 | 1 | 0.15 | 10 | 1.50 | | | Felgaer, Ruben | g | | 2564 | ARG | 0.00 | 1 | -0.44 | 10 | -4.40 | | | Liascovich, Lucas | m | | 2444 | ARG | 0.50 | 1 | -0.11 | 10 | -1.10 | | | Orsini, Antonio | | | 2376 | ARG | 0.50 | 1 | -0.20 | 10 | -2.00 | | | Cori T., Deysi | | wm | 2390 | PER | 0.00 | 1 | -0.68 | 10 | -6.80 | | | Viana Da Costa, Fernando | | | 2284 | BRA | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Castano, Duvan Martin | | | 2337 | COL | 1.00 | 1 | 0.26 | 10 | 2.60 | | | * 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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