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Individual Calculations February 2020 |
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| Karaivanova, Petya Total change: 4.80 | |   |
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| 13-th tournament Chess Weekend | Sofia | BUL | 2020-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1758 | 1815 | 3.50 | 6 | 0.12 | 40 | 4.80 | |
|  Sapareva, Magdalena | | | 1449 | BUL | 1.00 | 1 | 0.10 | 40 | 4.00 | |  Orev, Petar | m | | 2039 | BUL | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Kostov, Nikolay | | | 1614 | BUL | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Tulliez, Andre | | | 1759 | FRA | 0.50 | 1 | -0.08 | 40 | -3.20 | | | Petkov, Plamen | | | 1732 | BUL | 1.00 | 1 | 0.39 | 40 | 15.60 | | | Todev, Simeon | c | | 1957 | BUL | 0.00 | 1 | -0.31 | 40 | -12.40 | |
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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