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Rapid:
Individual Calculations May 2015 |
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| Yordanov, Lachezar Total change: 1.20 | |   |
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| Bulgarian chess championship for juniors U14 rapid- 2015 | Plovdiv | BUL | 2015-04-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1581 | 1821 | 4.00 | 5 | 0.06 | 20 | 1.20 | |
|  Vasilev, Vladislav | | | 1430 | BUL | 1.00 | 1 | 0.09 | 20 | 1.80 | |  Ivanov, Denis | | | 1662 | BUL | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Varbanov, Vladimir | | | 1621 | BUL | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Ganchev, Georgi | | | 1518 | BUL | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Tsvetanov, David | | | 1674 | BUL | 1.00 | 1 | 0.30 | 20 | 6.00 | |
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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