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Individual Calculations July 2023 |
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| Iliev, Stoyan Total change: 157.76 | |   |
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| Albena Cup Tournament | Albena | BUL | 2023-05-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1678 | 1139 | 2.00 | 6 | 1.27 | 29 | 36.83 | |
|  Kirchev, Krasimir | | | 1958 | BUL | 0.00 | 1 | 0.00 | 29 | 0.00 | |  Ribarov, Valerij | | | 1830 | BUL | 0.00 | 1 | -0.01 | 29 | -0.29 | | | Mintenko, Heorhiy | | | 1875 | HUN | 0.00 | 1 | 0.00 | 29 | 0.00 | | | Andreev, Simeon | | | 1713 | BUL | 0.00 | 1 | -0.02 | 29 | -0.58 | | | Enchev, Daniil | | | 1012 | BUL | 1.00 | 1 | 0.33 | 29 | 9.57 | | | Kamenov, Valentin | | | 1682 | BUL | 1.00 | 1 | 0.97 | 29 | 28.13 | |
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 national championship U10 | Primorsko | BUL | 2023-06-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1196 | 1184 | 2.00 | 3 | 0.52 | 29 | 15.08 | |
| | Mihaylov, Bozhidar | | | 1434 | BUL | 0.50 | 1 | 0.31 | 29 | 8.99 | | | Stoyadinov, Viktor | | | 1102 | BUL | 0.50 | 1 | -0.11 | 29 | -3.19 | | | Malchev, Nikola | | | 1053 | BUL | 1.00 | 1 | 0.32 | 29 | 9.28 | |
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) | | | | Ropotamo cup U2400 | Primorsko | BUL | 2023-06-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1553 | 1184 | 3.50 | 9 | 2.32 | 29 | 67.28 | |
| | Karademir, Bugra | | | 1872 | TUR | 0.00 | 1 | -0.01 | 29 | -0.29 | | | Dragiev, Drago | | | 1622 | BUL | 0.00 | 1 | -0.06 | 29 | -1.74 | | | Merdzhanov, Vladko | | | 1470 | BUL | 0.00 | 1 | -0.16 | 29 | -4.64 | | | Doromeychuk, Anton | | | 1760 | ITA | 1.00 | 1 | 0.98 | 29 | 28.42 | | | Chuchukova, Stefani | | | 1585 | BUL | 0.00 | 1 | -0.08 | 29 | -2.32 | | | Stoykov, Jordan | | | 1398 | BUL | 0.50 | 1 | 0.27 | 29 | 7.83 | | | Nikolov, Jordan | | | 1330 | BUL | 1.00 | 1 | 0.70 | 29 | 20.30 | | | Sirghii, Alexandru | | | 1421 | MDA | 0.50 | 1 | 0.30 | 29 | 8.70 | | | Bocheva, Margarita | | | 1516 | BUL | 0.50 | 1 | 0.38 | 29 | 11.02 | |
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) | | | | Ropotamo cup U1800 | Primorsko | BUL | 2023-06-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1484 | 1184 | 2.50 | 6 | 1.33 | 29 | 38.57 | |
| | Toshkov, Angel | | | 1663 | BUL | 0.00 | 1 | -0.05 | 29 | -1.45 | | | Gyurov, Vladimir | | | 1601 | BUL | 0.50 | 1 | 0.43 | 29 | 12.47 | | | Georgiev, Dimitar | | | 1573 | BUL | 0.00 | 1 | -0.09 | 29 | -2.61 | | | Russieva, Svitlana | | | 1018 | UKR | 1.00 | 1 | 0.28 | 29 | 8.12 | | | Shalamanov, Andrey | | | 1466 | BUL | 1.00 | 1 | 0.84 | 29 | 24.36 | | | Chuchukova, Stefani | | | 1585 | BUL | 0.00 | 1 | -0.08 | 29 | -2.32 | |
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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