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Rapid:
Individual Calculations September 2023 |
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| Kostadinova, Siyana Total change: -4.40 | |   |
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| International Rapid Open Shumen | Shumen | BUL | 2023-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1693 | 1163 | 0.50 | 7 | 0.00 | 40 | 0.00 | |
|  Nenkov, Ljudmil | | | 2183 | BUL | 0.00 | 1 | 0.00 | 40 | 0.00 | | | Georgieva, Emilia | | | 1697 | BUL | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Ivanov, Svetlen | c | | 1675 | BUL | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Colak, Mehmet | | | 1560 | TUR | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Kotov, Ivajlo | | | 1653 | BUL | 0.00 | 1 | -0.04 | 40 | -1.60 | |  Marchev, Evgeni | | | 1318 | BUL | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Stefanov, Krasen | | | 1763 | BUL | 0.00 | 1 | -0.02 | 40 | -0.80 | |
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) | | | | VII International Festival Varna Cup | Varna | BUL | 2023-08-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1786 | 1163 | 0.00 | 2 | -0.11 | 40 | -4.40 | |
| | Janakiev, Ivan | m | | 2054 | BUL | 0.00 | 1 | 0.00 | 40 | 0.00 | | | Rusev Georgiev, Dimitar | | | 1517 | BUL | 0.00 | 1 | -0.11 | 40 | -4.40 | |
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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