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Individual Calculations September 2015 |
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| Stoyanov, Stefan Total change: 23.80 | |   |
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| 148th MGU open | Sofia | BUL | 2015-08-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1876 | 1782 | 2.00 | 2 | 1.25 | 20 | 25.00 | |
|  Andreev, Dobrotich | | | 1940 | BUL | 1.00 | 1 | 0.71 | 20 | 14.20 | |  Vasilev, Lyuboslav | | | 1812 | BUL | 1.00 | 1 | 0.54 | 20 | 10.80 | |
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) | | | | 30th International Open Tournament "Teteven" | Teteven | BUL | 2015-08-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1835 | 1782 | 3.50 | 8 | -0.06 | 20 | -1.20 | |
| | Ifrim, Silviu | | | 2100 | ROU | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Stoyanov, Yordan | | | 1547 | BUL | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Mladenov, Emil | | | 2117 | BUL | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Neikov, Radostin | | | 1581 | BUL | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Hristov, Petar | | | 2010 | BUL | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Kirilov, Ivaylo | | | 1632 | BUL | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Mitev, Valentin | | | 2023 | BUL | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Terziev, Dimo | | | 1672 | BUL | 0.50 | 1 | -0.15 | 20 | -3.00 | |
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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