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Individual Calculations November 2020 |
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| Petkov, Plamen Total change: -6.40 | |   |
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| XVI Chess Weekend Open | Sofia | BUL | 2020-10-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1565 | 1677 | 3.50 | 6 | -0.16 | 40 | -6.40 | |
|  Sotirov, Adrian | | | 1277 * | BUL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Nikolov, Orlin | | | 1792 | BUL | 0.50 | 1 | 0.16 | 40 | 6.40 | |  Timev, Aleksandar | | | 1453 | BUL | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Metev, Martin | | | 1822 | BUL | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Timev, Anzhelo | | | 1749 | BUL | 0.00 | 1 | -0.40 | 40 | -16.00 | | | Todorova, Dobrinka | | | 1297 | BUL | 1.00 | 1 | 0.09 | 40 | 3.60 | | | * 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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