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Rapid:
Individual Calculations August 2017 |
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| Kulev, Atanas Total change: 19.40 | |   |
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| Turnir B Chessbomb 2017 | Plovdiv | BUL | 2017-07-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1567 | 1507 | 4.00 | 7 | 0.85 | 20 | 17.00 | |
|  Delchev, Aleksander | g | | 1907 * | BUL | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Sedmakov, Georgi | | | 1270 | BUL | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Drenchev, Petar | g | | 1907 * | BUL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Mateev, Kaloyan | | | 1107 * | BUL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Malinov, Martin | | | 1352 | BUL | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Rahnev, Alexander | | | 1907 * | BUL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Ivanov, Georgi | | | 1519 | BUL | 1.00 | 1 | 0.52 | 20 | 10.40 | | | * 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) | | | | National team championship for boys to 12 years old 2017 rapid | Borovets | BUL | 2017-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1326 | 1507 | 3.00 | 4 | 0.12 | 20 | 2.40 | |
| | Kostev, Alex | | | 1370 | BUL | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Kostadinov, Stilyan | | | 1373 | BUL | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Todev, Simeon | c | | 1417 | BUL | 0.00 | 1 | -0.62 | 20 | -12.40 | | | Vasilev, Velislav | | | 1145 | BUL | 1.00 | 1 | 0.10 | 20 | 2.00 | |
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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