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Individual Calculations August 2018 |
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| Grudov, Krasen Total change: -14.80 | |   |
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| BG Championship for boys under 10 | Pleven | BUL | 2018-06-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1159 | 1073 | 1.00 | 5 | -0.94 | 40 | -37.60 | |
|  Kononenko, Vladimir | | | 1303 | FID | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Georgiev, Radmil | | | 1204 | FID | 0.50 | 1 | 0.18 | 40 | 7.20 | |  Marzakov, Mihail | | | 1074 | FID | 0.00 | 1 | -0.50 | 40 | -20.00 | | | Popzafirov, Vasil | | | 1122 | FID | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Ignatov, Kristiyan | | | 1090 | FID | 0.50 | 1 | 0.02 | 40 | 0.80 | |
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) | | | | Hopes of the World U12 | Varna | BUL | 2018-06-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1382 | 1073 | 1.50 | 6 | 0.57 | 40 | 22.80 | |
| | Vinogradov, Pavel A. | | | 1305 | RUS | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Kurbanov, Sergey | | | 1390 | RUS | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Smirnov, Grigorii | | | 1473 * | FID | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Nahornyi, Ihor | | | 1473 * | UKR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Kasintsov, Gleb | | | 1180 | RUS | 0.50 | 1 | 0.15 | 40 | 6.00 | | | Keleberda, Tymur | | | 1473 * | UKR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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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