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Individual Calculations September 2009 |
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| Ivanova, Gergana Total change: 18.00 | |   |
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| Albena International Open Chess Tournament 2009 | Albena | BUL | 2009-06-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1964 | 1651 | 1.00 | 5 | 0.29 | 25 | 7.25 | |
|  Szamoskozi, Gabor | f | | 2001 | HUN | 0.00 | 1 | -0.11 | 25 | -2.75 | |  Dimov, Venimir | | | 2001 | BUL | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Lao, Lenath | | | 1961 | FRA | 1.00 | 1 | 0.86 | 25 | 21.50 | | | Andreev, Sasho | | | 2001 | BUL | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Velikov, Vladimir | | | 1857 | BUL | 0.00 | 1 | -0.24 | 25 | -6.00 | |
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) | | | | Team Championship for girls U16 | Borovets | BUL | 2009-08-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1618 | 1651 | 0.00 | 1 | -0.55 | 25 | -13.75 | |
| | Ivanova, Alexandra | | | 1618 | BUL | 0.00 | 1 | -0.55 | 25 | -13.75 | |
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) | | | | 24th open TETEVEN | Teteven | BUL | 2009-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2040 | 1651 | 1.50 | 6 | 0.98 | 25 | 24.50 | |
| | Todorov, Momchil | | | 2051 * | BUL | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Vasilev, Vasil Iliev | | | 2047 | BUL | 1.00 | 1 | 0.92 | 25 | 23.00 | | | Krustev, Vasil | | | 1986 | BUL | 0.50 | 1 | 0.38 | 25 | 9.50 | | | Stojanov, Alexandar | | | 2051 * | BUL | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Ribarov, Plamen | | | 2051 * | BUL | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Jordanov, Doytzhim | | | 2051 * | BUL | 0.00 | 1 | -0.08 | 25 | -2.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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