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Individual Calculations July 2021 |
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| Stoynov, Stefan Total change: -22.40 | |   |
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| Ropotamo Cup 2021 | Primorsko | BUL | 2021-06-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1860 | 1900 | 4.00 | 8 | -0.23 | 20 | -4.60 | |
|  Erten, Erce | | | 1500 * | TUR | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Nenkov, Ljudmil | | | 2193 | BUL | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Belyakov, Mikhail Nik. | | | 1500 * | RUS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Bargan, Sergiu | m | | 2258 | MDA | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Merdzhanov, Vladko | | | 1558 | BUL | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Radulov, Nikolay | | | 1500 * | BUL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Georgiev, Biser | | | 2270 | BUL | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Rutten, Alexander | | | 2104 | NED | 0.00 | 1 | -0.24 | 20 | -4.80 | | | * 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) | | | | Bulgarian Team Chess Championship Men 2021 | Kiten | BUL | 2021-06-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2170 | 1900 | 0.00 | 4 | -0.89 | 20 | -17.80 | |
| | Vutov, Mario | | | 2271 | BUL | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Stavrev, Nikolai | | | 2300 * | BUL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Parvanov, Mitko | | | 1807 | BUL | 0.00 | 1 | -0.63 | 20 | -12.60 | | | Petrov, Martin | m | | 2300 * | BUL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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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