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Blitz:
Individual Calculations May 2015 |
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| Portokalski, Yordan Total change: 27.80 | |   |
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| Bulgarian chess championship for juniors U12 blitz- 2015 | Plovdiv | BUL | 2015-04-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1544 | 1623 | 5.00 | 6 | 1.39 | 20 | 27.80 | |
|  Ramadanov, Esat | | | 1362 | BUL | 1.00 | 1 | 0.18 | 20 | 3.60 | |  Cholakov, Nikolay | | | 1520 | BUL | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Bakalov, Milko | | | 1523 | BUL | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Genov, Ivaylo | | | 1573 | BUL | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Stoyanov, Tsvetan | f | | 1733 | BUL | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Dimitrov, Dimitar Gen. | | | 1555 | BUL | 1.00 | 1 | 0.41 | 20 | 8.20 | |
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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