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Individual Calculations October 2019 |
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| Kalchev, Stefan Total change: -8.80 | |   |
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| Primorsko Open 2019 - B Tournament | Primorsko | BUL | 2019-09-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1893 | 2068 | 4.50 | 7 | -0.44 | 20 | -8.80 | |
|  Novichenko, Oleksandr | | | 1679 | UKR | 1.00 | 1 | 0.09 | 20 | 1.80 | |  Ivanov, Ljubomir | | | 1887 | BUL | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Galunov, Georgi | | | 1806 | BUL | 0.50 | 1 | -0.32 | 20 | -6.40 | | | Borisov, Lubomir | | | 1767 | BUL | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Ignatov, Georgi | | | 2015 | BUL | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Bochev, Krasimir | | | 2014 | BUL | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Angelov, Kosta | m | | 2086 | BUL | 0.50 | 1 | 0.03 | 20 | 0.60 | |
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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