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Individual Calculations October 2021 |
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| Tashkov, Rumen Total change: -1.40 | |   |
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| Primorsko Open B 2021 | Primorsko | BUL | 2021-09-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1923 | 2078 | 4.00 | 6 | -0.07 | 20 | -1.40 | |
|  Ozsoy, Idil Mira | | | 1678 * | TUR | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Stoimenov, Plamen | | | 1781 | BUL | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Angelov, Zvetomir | | | 2066 | BUL | 0.50 | 1 | -0.02 | 20 | -0.40 | | | Hristov, Petar | | | 1949 | BUL | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Todorov, Ognjan | m | | 2163 | BUL | 0.50 | 1 | 0.12 | 20 | 2.40 | | | Popov, Georgi | | | 1899 | BUL | 1.00 | 1 | 0.27 | 20 | 5.40 | | | * 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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