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Individual Calculations October 2021 |
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| Valev, Valentin Total change: 42.60 | |   |
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| Sunny Beach Open 2021 | Sunny Beach | BUL | 2021-09-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1987 | 2020 | 6.50 | 9 | 1.53 | 20 | 30.60 | |
|  Gebauer, Ulrich | | | 1688 | GER | 1.00 | 1 | 0.12 | 20 | 2.40 | |  Swicarz, Maciej | | | 2347 | POL | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Zhelev, Nikolay | | | 1770 | BUL | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Ahmad, Khagan | | | 1786 | AZE | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Bochev, Krasimir | | | 1961 | BUL | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Burdarev, Evgeni | | | 1869 | BUL | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Gochev, Plamen | | | 1885 | BUL | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Tilicheev, Viacheslav | g | | 2420 * | RUS | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Rosenbaum, Vit | | | 2155 | CZE | 1.00 | 1 | 0.68 | 20 | 13.60 | | | * 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) | | | | Primorsko Open B 2021 | Primorsko | BUL | 2021-09-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1951 | 2020 | 4.50 | 7 | 0.60 | 20 | 12.00 | |
| | Kolev, Velio | | | 1620 * | BUL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Vardaka, Sofia | | | 1620 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Banov, Boil | | | 2161 | BUL | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Shumantov, Aleksandar | | | 1817 | GER | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Petkov, Emil | | | 2101 | BUL | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Delchev, Petar | | | 2171 | BUL | 1.00 | 1 | 0.70 | 20 | 14.00 | | | Marholev, Dimitar | m | | 2170 | BUL | 0.00 | 1 | -0.30 | 20 | -6.00 | | | * 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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