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Individual Calculations March 2017 |
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| Karaivanova, Petya Total change: 156.80 | |   |
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| 39th Bulgarian Open Championship Memorial "Georgi Tringov" B | Plovdiv | BUL | 2017-01-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1547 | 1429 | 2.50 | 4 | 1.09 | 40 | 43.60 | |
|  Ilkov, Dani | | | 1703 | BUL | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Karov, Aleksandar | | | 1029 * | BUL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Nikolov, Yavor | | | 1627 | BUL | 0.50 | 1 | 0.26 | 40 | 10.40 | |  Kochiev, Ivan | | | 1829 * | BUL | 1.00 | 1 | 0.92 | 40 | 36.80 | | | * 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) | | | | 181th MGU open | Sofia | BUL | 2017-02-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1613 | 1429 | 3.50 | 6 | 1.78 | 40 | 71.20 | |
| | Grabchev, Plamen | | | 1378 | BUL | 0.50 | 1 | -0.07 | 40 | -2.80 | | | Mladenov, Andrey | | | 1553 | BUL | 1.00 | 1 | 0.67 | 40 | 26.80 | | | Sharkov, Venko | | | 1675 | BUL | 0.50 | 1 | 0.31 | 40 | 12.40 | | | Mehmed, Elif | | | 1829 * | BUL | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Taushanov, Stojan | | | 1774 | BUL | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Ilieva, Ralitsa | | | 1469 | BUL | 1.00 | 1 | 0.56 | 40 | 22.40 | | | * 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) | | | | 182nd MGU open | Sofia | BUL | 2017-02-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1726 | 1429 | 1.50 | 3 | 1.05 | 40 | 42.00 | |
| | Ignatov, Bojidar | | | 1761 | BUL | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Kostov, Nikolay | | | 1694 | BUL | 1.00 | 1 | 0.82 | 40 | 32.80 | | | Babatov, Martin | | | 1723 | BUL | 0.00 | 1 | -0.15 | 40 | -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) | | |
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