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Individual Calculations September 2012 |
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| Petkov, Matey Total change: 15.30 | |   |
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| III Balkan amateur chess festival Belogradchik 2012 | Belogradchik | BUL | 2012-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1958 | 1665 | 2.00 | 6 | 1.02 | 15 | 15.30 | |
|  Sotirov, Nikolaj | | | 2060 | BUL | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Ryabov, Igor | | | 1951 | RUS | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Ljuboja, Ognjen | | | 1835 | SRB | 1.00 | 1 | 0.72 | 15 | 10.80 | | | Kirchev, Krasimir | | | 1987 | BUL | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Ungureanu, Sandu | | | 2057 | ROU | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Nikic, Dragan | | | 1857 | SRB | 1.00 | 1 | 0.75 | 15 | 11.25 | |
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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