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Rapid:
Individual Calculations January 2020 |
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| Kolev, Lachezar Total change: 6.20 | |   |
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| International Chess Festival FORCE 64 - U14 | Sofia | BUL | 2019-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1540 | 1632 | 4.50 | 7 | 0.31 | 20 | 6.20 | |
|  Sotirov, Adrian | | | 1232 * | BUL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Arshinkova, Boryana | | | 1325 | BUL | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Tulliez, Andre | | | 1599 | FRA | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Georgiev, Konstantin | | | 1907 | BUL | 0.50 | 1 | 0.33 | 20 | 6.60 | | | Ramadanov, Esat | | | 1654 | BUL | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Kostov, Deyan Samuil | c | | 1725 | BUL | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Manov, Iliyan | | | 1338 | BUL | 1.00 | 1 | 0.15 | 20 | 3.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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