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Individual Calculations November 2021 |
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| Roehrer, Sonja Total change: 5.60 | |   |
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| European Youth Chess Championship 2021 - Girls 12 | Local venues | GRE | 2021-10-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1277 | 1066 | 2.00 | 7 | 0.31 | 40 | 12.40 | |
|  Alexandri, Vasiliki | | | 1433 | GRE | 0.00 | 1 | -0.10 | 40 | -4.00 | |  Keskinler, Ela | | | 1363 | TUR | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Caku, Kler | | | 1251 | ALB | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Heibo, Amalie Linnea | | | 1187 | NOR | 0.50 | 1 | 0.16 | 40 | 6.40 | | | Macek, Inti | | | 1205 | SLO | 1.00 | 1 | 0.69 | 40 | 27.60 | | | Turdiyeva, Maryam | | | 1334 | AUT | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Boiko, Keren | | | 1166 | ISR | 0.00 | 1 | -0.36 | 40 | -14.40 | |
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) | | | | Austrian Youth Championship Girls U12 2021 | St.Veit an der Glan | AUT | 2021-10-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1334 | 1066 | 0.00 | 1 | -0.17 | 40 | -6.80 | |
| | Turdiyeva, Maryam | | | 1334 | AUT | 0.00 | 1 | -0.17 | 40 | -6.80 | |
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) | | |
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