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Individual Calculations May 2015 |
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| Botta, Gabriele Total change: 1.80 | |   |
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| Championnat Open Vaudois 2015- Kat. A | Lausanne | SUI | 2015-01-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2228 | 2294 | 5.00 | 7 | 0.88 | 20 | 17.60 | |
|  Borzakian, Manouk | | | 2276 | FRA | 1.00 | 1 | 0.47 | 20 | 9.40 | |  Ambrosini, Nicola | | | 2232 | SUI | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Colmenares, Aurelio | f | | 2331 | SUI | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Pahud, Cedric | | | 2141 | SUI | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Patuzzo, Fabrizio | f | | 2327 | SUI | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Fageot, Julien | | | 2130 | FRA | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Duratti, Lindo | | | 2157 | FRA | 1.00 | 1 | 0.32 | 20 | 6.40 | |
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) | | | | 6. Open de la Broye | Payerne | SUI | 2015-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1997 | 2282 | 2.50 | 4 | -0.79 | 20 | -15.80 | |
| | Megret, Jean | | | 1882 * | SUI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Overney, Luca | | | 1882 * | SUI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Zarri, Florian | | | 2089 | SUI | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Potterat, Marc | | | 2136 | SUI | 0.00 | 1 | -0.70 | 20 | -14.00 | | | * 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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