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Individual Calculations April 2009 |
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| Valev, Valentin Total change: 19.05 | |   |
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| 31st Bulgarian Open Chmpionship - Georgi Tringov Memorial 01.02.2009-07.02.2009 | Plovdiv | BUL | 2009-02-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2115 | 1780 | 2.00 | 6 | 1.27 | 15 | 19.05 | |
|  Yordanova, Svetla | | wm | 2130 | BUL | 0.50 | 1 | 0.39 | 15 | 5.85 | |  Dochev, Dimitar | m | | 2130 | BUL | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Balinov, Feri | | | 2130 | BUL | 1.00 | 1 | 0.89 | 15 | 13.35 | | | Klasan, Vladimir | | | 2130 | SRB | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Basaric, Srdjan | | | 2070 | CRO | 0.50 | 1 | 0.34 | 15 | 5.10 | | | Stojanov, Alexandar | | | 2099 | BUL | 0.00 | 1 | -0.13 | 15 | -1.95 | |
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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