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Individual Calculations January 2020 |
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| Efetaskin, Can Total change: 14.00 | |   |
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| 2019-2020 Istanbul Chess Championship, Group Selecting Tournament | Istanbul | TUR | 2019-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1458 | 1235 | 1.00 | 2 | 0.48 | 40 | 19.20 | |
|  Anar, Oskun | | | 1635 * | TUR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Tarhan, Ismail | | | 1281 | TUR | 1.00 | 1 | 0.56 | 40 | 22.40 | | | * 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) | | | | World Disabled Day Cup Chess Tournament - B | Istanbul | TUR | 2019-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1215 | 1235 | 2.50 | 5 | -0.13 | 40 | -5.20 | |
| | Atis, Hasan | | | 1095 | TUR | 0.00 | 1 | -0.69 | 40 | -27.60 | |  Mirzayev, Emil | | | 1247 | AZE | 0.00 | 1 | -0.48 | 40 | -19.20 | | | Goze, Tolga | | | 1349 | TUR | 0.50 | 1 | 0.16 | 40 | 6.40 | | | Engul, Serdar | | | 1272 | TUR | 1.00 | 1 | 0.55 | 40 | 22.00 | | | Kazma, Erhan | | | 1112 | TUR | 1.00 | 1 | 0.33 | 40 | 13.20 | |
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) | | |
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