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Individual Calculations July 2023 |
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| Koev, Georgi Total change: -7.60 | |   |
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| Bulgarian national championship U10 | Primorsko | BUL | 2023-06-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1109 | 1186 | 1.50 | 3 | -0.32 | 40 | -12.80 | |
|  Malchev, Nikola | | | 1053 | BUL | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Manev, Miroslav | | | 1171 | BUL | 0.00 | 1 | -0.52 | 40 | -20.80 | | | Stoyadinov, Viktor | | | 1102 | BUL | 0.50 | 1 | -0.12 | 40 | -4.80 | |
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) | | | | Young Hopes | Pleven | BUL | 2023-06-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1245 | 1186 | 1.00 | 2 | 0.13 | 40 | 5.20 | |
|  Kanchev, Martin | | | 1455 | BUL | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Kanchev, Emil | | | 1035 | BUL | 1.00 | 1 | 0.30 | 40 | 12.00 | |
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) | | |
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