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Individual Calculations April 2009 |
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| Petrov, Plamen Total change: 9.25 | |   |
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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 |
| 2205 | 1875 | 1.00 | 5 | 0.37 | 25 | 9.25 | |
|  Veleski, Robert | | | 2225 | MKD | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Badev, Kiril | f | | 2225 | BUL | 0.00 | 1 | -0.11 | 25 | -2.75 | |  Popov, Petar | m | | 2225 | BUL | 0.50 | 1 | 0.39 | 25 | 9.75 | | | Glavchev, Stanislav | | | 2160 | BUL | 0.50 | 1 | 0.34 | 25 | 8.50 | | | Pelitov, Dimitar | | | 2189 | BUL | 0.00 | 1 | -0.14 | 25 | -3.50 | |
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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