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Individual Calculations August 2013 |
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| Surkova, Sofya Total change: 0.00 | |   |
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| 7th International Chess Festival Varna Open | Varna | BUL | 2013-06-19 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1759 | 0 | 2.00 | 8 | 0.00 | 1566 | | 0.00 | |
|  Zhivkov, Georgi | | | 2132 | BUL | 0.00 | 1 | 0.00 | | 0.00 | |  Chobanov, Ivan | | | 1615 | BUL | 0.50 | 1 | 0.00 | | 0.00 | | | Yordanov, Adrian Daniel | | | 1579 | BUL | 0.00 | 1 | 0.00 | | 0.00 | | | Petkova, Nadezhda | | | 1608 | BUL | 1.00 | 1 | 0.00 | | 0.00 | | | Bizovi, Mihai | | | 2136 | MDA | 0.00 | 1 | 0.00 | | 0.00 | | | Yordanov, Lachezar | | | 1616 | BUL | 0.00 | 1 | 0.00 | | 0.00 | | | Tachev, Kamen | | | 1607 | BUL | 0.50 | 1 | 0.00 | | 0.00 | | | Yanev, Bogdan | | | 1779 | BUL | 0.00 | 1 | 0.00 | | 0.00 | |
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) | | | | 10th The Hopes of the World U10 | Varna | BUL | 2013-06-24 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1485 | 0 | 3.00 | 5 | 0.00 | 1500 | | 0.00 | |
| | Sarbu, Adela | | | 1307 | ROU | 0.50 | 1 | 0.00 | | 0.00 | | | Genov, Ivaylo | | | 1555 | BUL | 1.00 | 1 | 0.00 | | 0.00 | | | Gabdulin, Denis | | | 1406 | RUS | 1.00 | 1 | 0.00 | | 0.00 | | | Mitev, Valentin | | | 1513 | BUL | 0.50 | 1 | 0.00 | | 0.00 | | | Portokalski, Yordan | | | 1644 | BUL | 0.00 | 1 | 0.00 | | 0.00 | |
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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