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Individual Calculations October 2015 |
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| Petrov, Preslav Total change: 73.60 | |   |
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| National team championship 2015 boys U12 | Golden sands | BUL | 2015-08-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1484 | 1430 | 4.00 | 5 | 1.84 | 40 | 73.60 | |
|  Georgiev, Kristian | | | 1674 | BUL | 1.00 | 1 | 0.80 | 40 | 32.00 | |  Pavlov, Viktor | | | 1504 | BUL | 1.00 | 1 | 0.60 | 40 | 24.00 | | | Petkova, Denitsa | | | 1497 | BUL | 1.00 | 1 | 0.59 | 40 | 23.60 | | | Demirov, Todor | | | 1393 | BUL | 1.00 | 1 | 0.45 | 40 | 18.00 | | | Kondov, Vasil | | | 1354 | BUL | 0.00 | 1 | -0.60 | 40 | -24.00 | |
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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