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Individual Calculations August 2017 |
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| Mladenov, Hristo Total change: 89.60 | |   |
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| 3rd International tournament Vitosha | Sofia | BUL | 2017-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1434 | 1199 | 1.00 | 3 | 0.33 | 40 | 13.20 | |
|  Karaivanova, Petya | | | 1542 | BUL | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Mollov, Aleksandar | | | 1269 | BUL | 1.00 | 1 | 0.60 | 40 | 24.00 | |  Iliev, Hristiyan | | | 1492 | BUL | 0.00 | 1 | -0.15 | 40 | -6.00 | |
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) | | | | National team championship for boys to 12 years old 2017 | Borovets | BUL | 2017-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1357 | 1199 | 3.50 | 5 | 1.91 | 40 | 76.40 | |
| | Petrov, Preslav | | | 1469 | BUL | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Kan, Efim | | | 1599 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Karov, Aleksandar | | | 1050 | BUL | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Koev, Koycho | | | 1389 | BUL | 1.00 | 1 | 0.75 | 40 | 30.00 | | | Georgiev, Aleksandar | | | 1278 | BUL | 1.00 | 1 | 0.61 | 40 | 24.40 | | | * 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) | | |
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