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Individual Calculations September 2023 |
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| Tonev, Slavcho Total change: -62.60 | |   |
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| Open Teteven 2023 | Teteven | BUL | 2023-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1621 | 1481 | 1.00 | 5 | -1.00 | 20 | -20.00 | |
|  Yanev, Pavel | | | 2149 | BUL | 0.00 | 1 | -0.01 | 20 | -0.20 | | | Velev, Josif | | | 1954 | BUL | 0.00 | 1 | -0.05 | 20 | -1.00 | |  Raychev, Raycho | | | 1083 | BUL | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Kabaivanov, Aleks | | | 1092 | BUL | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Hristova, Ivelina | | | 1826 | BUL | 0.00 | 1 | -0.11 | 20 | -2.20 | |
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 |
| 1509 | 1481 | 2.00 | 7 | -2.13 | 20 | -42.60 | |
| | Enchev, Ivajlo | g | | 2419 | BUL | 0.00 | 1 | 0.00 | 20 | 0.00 | | | Ganchev, Evgeni | | | 1081 * | BUL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Demirtzoglou, Hrist | | | 2105 | GRE | 0.00 | 1 | -0.01 | 20 | -0.20 | | | Koev, Georgi | | | 1176 | BUL | 0.00 | 1 | -0.86 | 20 | -17.20 | | | Yordanov, Mario | | | 1261 | BUL | 0.00 | 1 | -0.78 | 20 | -15.60 | | | Ozturk, Necmi | | | 1264 | TUR | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Kantserova, Ildana | | | 1257 | KAZ | 0.00 | 1 | -0.78 | 20 | -15.60 | | | * 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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