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Individual Calculations September 2023 |
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| Merdzhanov, Vladko Total change: -3.80 | |   |
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| Open Teteven 2023 | Teteven | BUL | 2023-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1578 | 1475 | 2.00 | 4 | 0.18 | 20 | 3.60 | |
|  Krastev, Goran | | | 2141 | BUL | 0.00 | 1 | -0.01 | 20 | -0.20 | | | Nenchev, Georgi | | | 1234 | BUL | 1.00 | 1 | 0.20 | 20 | 4.00 | |  Krastev, Krasimir | | | 1844 | BUL | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Kabaivanov, Aleks | | | 1092 | BUL | 1.00 | 1 | 0.09 | 20 | 1.80 | |
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) | | | | 45th International Open - Memorial Georgi Tringov | Plovdiv | BUL | 2023-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1577 | 1475 | 3.50 | 8 | -0.37 | 20 | -7.40 | |
| | Kozhuharov, Spas | m | | 2363 | BUL | 0.00 | 1 | 0.00 | 20 | 0.00 | | | Malchev, Nikola | | | 1057 | BUL | 1.00 | 1 | 0.07 | 20 | 1.40 | | | Pavlov, Vladimir | | | 2095 | BUL | 0.00 | 1 | -0.01 | 20 | -0.20 | | | Neychev, Nikola | | | 1138 | BUL | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Andreev, Simeon | | | 1731 | BUL | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Raychev, Raycho | | | 1083 | BUL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Stojanov, Alexandar | | | 2072 | BUL | 0.00 | 1 | -0.02 | 20 | -0.40 | | | Demirtzoglou, Maria Rafailia | | | 1075 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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