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Individual Calculations October 2021 |
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| Erdem, Emirhan Total change: -67.60 | |   |
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| August 30 Victory Day Elo Chess Tournament Category B | Ankara | TUR | 2021-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1106 | 1283 | 0.00 | 2 | -1.47 | 40 | -58.80 | |
|  Aydin, Murat Yasar | | | 1085 | TUR | 0.00 | 1 | -0.76 | 40 | -30.40 | | | Gozu, Omer | | | 1127 | TUR | 0.00 | 1 | -0.71 | 40 | -28.40 | |
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) | | | | European Sports Week Chess Tournament Category A | Ankara | TUR | 2021-09-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1401 | 1283 | 1.50 | 5 | -0.22 | 40 | -8.80 | |
| | Koseoglu, Omer Umut | | | 1509 | TUR | 0.00 | 1 | -0.21 | 40 | -8.40 | |  Unal, Yalcin | | | 1374 | TUR | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Ozcelik, Melih | | | 1352 | TUR | 1.00 | 1 | 0.60 | 40 | 24.00 | | | Firtina, Oguzhan | | | 1420 | TUR | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Topak, Elif Sinem | | | 1348 | TUR | 0.50 | 1 | 0.09 | 40 | 3.60 | |
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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