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Individual Calculations November 2021 |
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| Zahariev, Velislav Total change: -6.00 | |   |
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| First Amateur Open Bulgarian Championship | Plovdiv | BUL | 2021-09-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1463 | 1120 | 0.00 | 4 | -0.52 | 40 | -20.80 | |
|  Kolev, Georgi | | | 1520 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Naymanova, Patricie | | | 1520 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Petrov, Valeriy | | | 1520 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Atanasov, Aleksandar | | | 1290 | BUL | 0.00 | 1 | -0.28 | 40 | -11.20 | | | * 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) | | | | European Youth Chess Championship 2021 - Open 08 | Local venues | GRE | 2021-10-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1346 | 1114 | 1.50 | 5 | 0.37 | 40 | 14.80 | |
| | Yardak, Murat Kutay | | | 1514 * | TUR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Katic, Mihael | | | 1399 | CRO | 1.00 | 1 | 0.84 | 40 | 33.60 | | | Gerdt, Nikita | | | 1190 | RUS | 0.50 | 1 | 0.10 | 40 | 4.00 | | | Stanica, Andrei | | | 1276 | ROU | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Teng, David | | | 1352 | GER | 0.00 | 1 | -0.20 | 40 | -8.00 | | | * 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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