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Individual Calculations July 2023 |
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| Nikolov, Zdravko Total change: -7.40 | |   |
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| Ropotamo cup U1800 | Primorsko | BUL | 2023-06-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1547 | 1420 | 1.00 | 4 | -0.37 | 20 | -7.40 | |
|  Tsanov, Miroslav | | | 1787 | BUL | 0.00 | 1 | -0.10 | 20 | -2.00 | |  Russieva, Svitlana | | | 1018 | UKR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Markov, Mario | | | 1698 | BUL | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Borisov, Lubomir | | | 1684 | BUL | 0.00 | 1 | -0.18 | 20 | -3.60 | |
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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