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Individual Calculations August 2018 |
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| Aleksiev, Boris Total change: 32.80 | |   |
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| BG Championship for boys under 10 | Pleven | BUL | 2018-06-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1158 | 1001 | 2.00 | 4 | 0.82 | 40 | 32.80 | |
|  Naydenov, Kristiyan | | | 1184 | FID | 0.00 | 1 | -0.26 | 40 | -10.40 | |  Chorbadzhiyski, Aleksandar | | | 1114 | FID | 1.00 | 1 | 0.65 | 40 | 26.00 | | | Hristov, Dimitar | | | 1129 | FID | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Georgiev, Radmil | | | 1204 | FID | 1.00 | 1 | 0.76 | 40 | 30.40 | |
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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