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Rapid:
Individual Calculations August 2021 |
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| Chuchukova, Stefani Total change: 121.20 | |   |
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| Bulgarian Individual Chess Championship Girls 16-2021 Rapid | Asenovgrad | BUL | 2021-07-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1243 | 1382 | 5.00 | 6 | 0.98 | 20 | 19.60 | |
|  Mitkova, Victoria-Elizabeth | | | 1105 | BUL | 1.00 | 1 | 0.17 | 20 | 3.40 | |  Naymanova, Patricie | | | 1659 | BUL | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Strendeva, Viktoria | | | 1296 | BUL | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Grigorova, Asya | | | 1181 | BUL | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Karageorgieva, Zhanet | | | 1028 | BUL | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Ninova, Katrin | | | 1188 | BUL | 1.00 | 1 | 0.25 | 20 | 5.00 | |
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 |
| 1891 | 1382 | 5.50 | 8 | 5.08 | 20 | 101.60 | |
| | Todorov, Emil | | | 1887 | BUL | 1.00 | 1 | 0.96 | 20 | 19.20 | | | Mutafov, Krasimir | | | 2117 | BUL | 0.00 | 1 | -0.01 | 20 | -0.20 | | | Rusev, Ivan | | | 1836 | BUL | 1.00 | 1 | 0.94 | 20 | 18.80 | | | Vladimirov, Ivo | | | 1969 | BUL | 0.50 | 1 | 0.48 | 20 | 9.60 | | | Savov, Ilko Ananiev | | | 1930 | BUL | 0.00 | 1 | -0.03 | 20 | -0.60 | | | Gorchev, Gancho | | | 1763 | BUL | 1.00 | 1 | 0.91 | 20 | 18.20 | | | Iliev, Hristiyan | | | 1688 | BUL | 1.00 | 1 | 0.86 | 20 | 17.20 | | | Rusev, Rosen | | | 1935 | BUL | 1.00 | 1 | 0.97 | 20 | 19.40 | |
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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