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Rapid:
Individual Calculations October 2021 |
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| Ibrahim, Islyam Total change: -34.60 | |   |
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| IV Chess-Fest Dobriniste | Dobriniste | BUL | 2021-09-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1478 | 1783 | 3.00 | 6 | -1.73 | 20 | -34.60 | |
|  Peltekov, Georgi | | | 1289 | BUL | 1.00 | 1 | 0.04 | 20 | 0.80 | |  Tsenkin, Zdravko | | | 1434 | BUL | 0.00 | 1 | -0.89 | 20 | -17.80 | | | Ivanov, Lachezar | | | 1169 | BUL | 0.00 | 1 | -0.98 | 20 | -19.60 | | | Topuzov, Slavcho | | | 1452 | BUL | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Tokmanov, Svetozar | | | 1375 | BUL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Ivanov, Stojan Emilov | | | 2151 | BUL | 0.00 | 1 | -0.10 | 20 | -2.00 | |
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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