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Individual Calculations July 2021 |
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| Valev, Valentin Total change: -1.60 | |   |
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| Ropotamo Cup 2021 | Primorsko | BUL | 2021-06-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1949 | 2022 | 4.00 | 8 | -0.65 | 20 | -13.00 | |
|  Kolarov, Miroslav | | | 1622 * | BUL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Nenkov, Ljudmil | | | 2193 | BUL | 0.00 | 1 | -0.27 | 20 | -5.40 | |  Popzafirov, Danail | | | 1856 | BUL | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Zlatanova, Emilia | | wm | 1878 | BUL | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Padeiro, Jose | f | | 2217 | POR | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Yanev, Pavel | | | 2234 | BUL | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Doraszelski, Alexander | | | 1802 | GER | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Hristov, Krasimir Iv. | | | 1788 | BUL | 0.50 | 1 | -0.29 | 20 | -5.80 | | | * 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) | | | | Bulgarian Team Chess Championship Men 2021 | Kiten | BUL | 2021-06-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2210 | 2022 | 2.00 | 5 | 0.57 | 20 | 11.40 | |
| | Enchev, Ivajlo | g | | 2422 * | BUL | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Bonev, Todor | | | 2278 | BUL | 0.50 | 1 | 0.31 | 20 | 6.20 | | | Stavrev, Nikolai | | | 2350 | BUL | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Stoyanov, Tsvetan | f | | 2376 | BUL | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Doykov, Stoycho | | | 1622 * | BUL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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) | | |
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