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Individual Calculations July 2023 |
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| Stoychev, Ognian Total change: 45.40 | |   |
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| Albena Cup Tournament | Albena | BUL | 2023-05-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2025 | 1928 | 4.50 | 8 | 1.38 | 20 | 27.60 | |
|  Maximov, Oleg | f | | 2200 | FID | 0.50 | 1 | 0.33 | 20 | 6.60 | |  Kirchev, Krasimir | | | 1958 | BUL | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Drenchev, Petar | g | | 2343 | BUL | 0.00 | 1 | -0.07 | 20 | -1.40 | | | Mihalev, Rosen | | | 1933 | BUL | 0.50 | 1 | 0.01 | 20 | 0.20 | | | Mintenko, Heorhiy | | | 1875 | HUN | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Ilandzis, Spyridon | | | 1939 | GRE | 0.50 | 1 | 0.02 | 20 | 0.40 | | | Ribarov, Valerij | | | 1830 | BUL | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Nahornyi, Ihor | | | 2121 | UKR | 0.50 | 1 | 0.25 | 20 | 5.00 | |
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) | | | | Ropotamo cup U2400 | Primorsko | BUL | 2023-06-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2003 | 1928 | 4.50 | 9 | 0.89 | 20 | 17.80 | |
| | Stoykov, Jordan | | | 1528 * | BUL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Mitev, Valentin | f | | 2225 | BUL | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Chuchukova, Stefani | | | 1585 | BUL | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Danov, Lyubomir | | | 2337 | BUL | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Vutov, Mario | | | 2301 | BUL | 1.00 | 1 | 0.90 | 20 | 18.00 | | | Bargan, Sergiu | m | | 2235 | MDA | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Padeiro, Jose | f | | 2179 | POR | 1.00 | 1 | 0.81 | 20 | 16.20 | | | Krastev, Goran | | | 2156 | BUL | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Atanasov, Aleksandar | | | 1485 | BUL | 0.00 | 1 | -0.94 | 20 | -18.80 | | | * 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) | | |
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