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Individual Calculations September 2009 |
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| Stoyanov, Ivaylo Total change: -9.30 | |   |
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| Team Championship for boys U16 | Borovets | BUL | 2009-08-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1792 | 2047 | 1.00 | 2 | -0.62 | 15 | -9.30 | |
|  Krumov, Zahari | | | 1747 | BUL | 1.00 | 1 | 0.15 | 15 | 2.25 | |  Dereshki, Dario | | | 1837 | BUL | 0.00 | 1 | -0.77 | 15 | -11.55 | |
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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