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Rapid:
Individual Calculations May 2019 |
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| Ibryamov, Dzhihan Total change: -12.80 | |   |
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| Bulgarian Individual Chess Championship Boys 14 Rapid | Asenovgrad | BUL | 2019-04-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1316 | 1258 | 1.50 | 5 | -0.64 | 20 | -12.80 | |
|  Dimov, Nikola | | | 1512 | BUL | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Kostev, Alex | | | 1374 | BUL | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Rusev, Dimitar | | | 1192 | BUL | 1.00 | 1 | 0.41 | 20 | 8.20 | |  Lazarov, Kiril Pavlinov | | | 1164 | BUL | 0.00 | 1 | -0.63 | 20 | -12.60 | | | Angelov, Stilian | | | 1336 | BUL | 0.50 | 1 | 0.11 | 20 | 2.20 | |
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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