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Rapid:
Individual Calculations August 2021 |
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| Marzakov, Mihail Total change: 131.80 | |   |
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| Bulgarian Individual Chess Championship Boys 14-2021 Rapid | Asenovgrad | BUL | 2021-07-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1345 | 1231 | 5.00 | 7 | 2.28 | 20 | 45.60 | |
|  Karov, Aleksandar | | | 1100 | BUL | 1.00 | 1 | 0.32 | 20 | 6.40 | |  Dobrislavov, Kaloyan | | | 1156 | BUL | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Doychev, Ivan | | | 1380 | BUL | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Trendafilov, Simeon | | | 1333 | BUL | 1.00 | 1 | 0.64 | 20 | 12.80 | | | Kisyov, Krum-Petar | | | 1298 | BUL | 1.00 | 1 | 0.59 | 20 | 11.80 | | | Todev, Simeon | c | | 1810 | BUL | 0.00 | 1 | -0.02 | 20 | -0.40 | | | Mitushev, Adrian | | | 1341 | BUL | 1.00 | 1 | 0.65 | 20 | 13.00 | |
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 Memorial Stoyan Ivanov - Rapid | Shumen | BUL | 2021-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1838 | 1231 | 4.50 | 8 | 4.31 | 20 | 86.20 | |
| | Raev, Rostislav | | | 1966 | BUL | 0.00 | 1 | -0.01 | 20 | -0.20 | | | Kotov, Ivajlo | | | 1753 | BUL | 1.00 | 1 | 0.97 | 20 | 19.40 | | | Mihalev, Daniil | | | 1799 | BUL | 0.00 | 1 | -0.02 | 20 | -0.40 | | | Doykov, Stoycho | | | 1665 | BUL | 1.00 | 1 | 0.94 | 20 | 18.80 | | | Yanev, Bogdan | | | 1748 | BUL | 1.00 | 1 | 0.96 | 20 | 19.20 | | | Nikolov, Krasen | | | 1878 | BUL | 1.00 | 1 | 0.99 | 20 | 19.80 | | | Vladimirov, Ivo | | | 1966 | BUL | 0.50 | 1 | 0.49 | 20 | 9.80 | | | Rafailov, Radostin | | | 1930 | BUL | 0.00 | 1 | -0.01 | 20 | -0.20 | |
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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