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Individual Calculations July 2023 |
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| Stoykov, Jordan Total change: -40.40 | |   |
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| Ropotamo cup U2400 | Primorsko | BUL | 2023-06-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1464 | 1398 | 0.50 | 5 | -1.82 | 20 | -36.40 | |
|  Stoychev, Ognian | | | 1928 | BUL | 0.00 | 1 | -0.03 | 20 | -0.60 | |  Kovachev, Ivan | | | 1663 | BUL | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Kazakov, Nikolay | | | 1244 | BUL | 0.00 | 1 | -0.71 | 20 | -14.20 | | | Iliev, Stoyan | | | 1184 | BUL | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Velikoglo, Ksenia | | | 1303 | MDA | 0.00 | 1 | -0.63 | 20 | -12.60 | |
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) | | | | XXII Chess Weekend Tournament | Sofia | BUL | 2023-06-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1472 | 1398 | 1.50 | 3 | -0.20 | 20 | -4.00 | |
| | Stoyanov, Stoyan Or | | | 2217 | BUL | 0.00 | 1 | 0.00 | 20 | 0.00 | | | Tsolov, Ivo | | | 1069 | BUL | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Nikolov, Robert | | | 1131 | BUL | 1.00 | 1 | 0.18 | 20 | 3.60 | |
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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