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Individual Calculations September 2020 |
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| Kamenov, Valentin Total change: 4.20 | |   |
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| 219 MGU Open | Sofia | BUL | 2020-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1731 | 1783 | 3.50 | 6 | 0.21 | 20 | 4.20 | |
|  Popov, Ilian | | | 2145 | BUL | 0.00 | 1 | -0.10 | 20 | -2.00 | |  Karova, Peya | | | 1418 | BUL | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Petkova, Irina | | | 1383 * | BUL | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Chitakova, Galya | | | 1718 | BUL | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Kolev, Nikola | | | 1890 | BUL | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Krastev, Kalin | | | 1833 | BUL | 1.00 | 1 | 0.57 | 20 | 11.40 | | | * 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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