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Individual Calculations August 2021 |
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| Mateeva, Yana Total change: 69.20 | |   |
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| 43rd Open, National individual cup, Tringov Memorial | Plovdiv | BUL | 2021-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1604 | 1218 | 0.50 | 6 | -0.03 | 40 | -1.20 | |
|  Stoyanov, Plamen | | | 1618 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Kamenov, Valentin | | | 1618 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Markova, Ralitca | | | 1618 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Nikolov, Zdravko | | | 1553 | BUL | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Velikov, Nikola | | | 1599 | BUL | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Chitakova, Galya | | | 1616 | BUL | 0.50 | 1 | 0.42 | 40 | 16.80 | | | * 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) | | | | Bulgarian Individual Chess Championship Girls 12-2021 | Asenovgrad | BUL | 2021-07-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1190 | 1218 | 5.00 | 6 | 1.76 | 40 | 70.40 | |
| | Fezova, Iva | | | 1174 | BUL | 1.00 | 1 | 0.44 | 40 | 17.60 | | | Bizheva, Stefani | | | 1212 | BUL | 0.00 | 1 | -0.51 | 40 | -20.40 | | | Georgieva, Yoana | | | 1055 | BUL | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Nenova, Andzhelika | | | 1347 | BUL | 1.00 | 1 | 0.67 | 40 | 26.80 | | | Krasteva, Yoana | | | 1204 | BUL | 1.00 | 1 | 0.48 | 40 | 19.20 | | | Atanasova, Tsvetina | | | 1148 | BUL | 1.00 | 1 | 0.40 | 40 | 16.00 | |
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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