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Individual Calculations October 2020 |
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| Hristov, Boyko Total change: 10.40 | |   |
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| 220 MGU Open | Sofia | BUL | 2020-09-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1694 | 1568 | 3.00 | 6 | 0.86 | 20 | 17.20 | |
|  Popov, Ilian | | | 1968 * | BUL | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Mencarelli, Matteo | | | 1371 | ITA | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Hristov, Aleksandar | | | 1489 | BUL | 0.00 | 1 | -0.61 | 20 | -12.20 | | | Filipov, Kotse | | | 1767 | BUL | 1.00 | 1 | 0.76 | 20 | 15.20 | | | Metev, Martin | | | 1842 | BUL | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Tsyntsarski, Boyko | | | 1729 | BUL | 1.00 | 1 | 0.71 | 20 | 14.20 | | | * 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) | | | | 15th Chess Weekend Tournament | Sofia | BUL | 2020-09-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1608 | 1568 | 1.50 | 4 | -0.34 | 20 | -6.80 | |
| | Todorov, Tsetsko | | | 1968 * | BUL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Trendafilov, Simeon | | | 1168 * | BUL | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Stoyanov, Ivan | | | 1425 | BUL | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Kolev, Nikola | | | 1870 | BUL | 0.00 | 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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