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Individual Calculations August 2017 |
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| Kostov, Nikolay Total change: -32.40 | |   |
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| 187th MGU open | Sofia | BUL | 2017-07-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1664 | 1680 | 2.00 | 5 | -0.56 | 20 | -11.20 | |
|  Grabchev, Plamen | | | 1356 | BUL | 1.00 | 1 | 0.13 | 20 | 2.60 | |  Metev, Martin | | | 1910 | BUL | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Ignatov, Bojidar | | | 1806 | BUL | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Mihalev, Daniil | | | 1747 | BUL | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Simov, Zahari | | | 1499 | BUL | 1.00 | 1 | 0.26 | 20 | 5.20 | |
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) | | | | 188th MGU open | Sofia | BUL | 2017-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1597 | 1680 | 2.50 | 6 | -1.06 | 20 | -21.20 | |
| | Angelov, Toma | | | 1287 | BUL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Metev, Martin | | | 1910 | BUL | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Georgiev, Nikolay | | | 1560 | BUL | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Stoyanov, Plamen | | | 1428 | BUL | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Andreev, Dobrotich | | | 1907 | BUL | 0.50 | 1 | 0.29 | 20 | 5.80 | | | Simeonov, Daniel | | | 1491 | BUL | 0.00 | 1 | -0.75 | 20 | -15.00 | |
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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