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Individual Calculations September 2021 |
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| Obada, Ema Total change: -17.15 | |   |
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| Arad Open 2021 | Arad | ROU | 2021-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1961 | 1981 | 4.50 | 9 | -0.31 | 35 | -10.85 | |
|  Secheres, Adrian-Simion | f | | 2375 | ROU | 0.00 | 1 | -0.08 | 35 | -2.80 | |  Matasaru, Stephanie | | | 1769 | ROU | 1.00 | 1 | 0.23 | 35 | 8.05 | | | Coman, Mihnea-George | | | 2133 | ROU | 0.00 | 1 | -0.30 | 35 | -10.50 | | | Jinga, Vlad-Ionut | | | 1740 | ROU | 1.00 | 1 | 0.20 | 35 | 7.00 | | | Prelipcean, Eric-Matei | | | 1793 | ROU | 0.00 | 1 | -0.74 | 35 | -25.90 | | | Tudor, Henry Edward | | | 1699 | ROU | 1.00 | 1 | 0.16 | 35 | 5.60 | | | Ognean, Mihnea-Ionut | f | | 2257 | ROU | 0.00 | 1 | -0.17 | 35 | -5.95 | | | Dinca, Ovidiu | | | 1800 | ROU | 1.00 | 1 | 0.26 | 35 | 9.10 | | | Aciu, Malina-Andreea | | wf | 2079 | ROU | 0.50 | 1 | 0.13 | 35 | 4.55 | |
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 Women Chess Championship | Iasi | ROU | 2021-08-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2080 | 1981 | 4.00 | 11 | -0.18 | 35 | -6.30 | |
| | Kiolbasa, Oliwia | | wm | 2288 | POL | 0.00 | 1 | -0.14 | 35 | -4.90 | | | Zherebtsova, Alexandra | | wf | 2188 | RUS | 0.00 | 1 | -0.23 | 35 | -8.05 | | | Sankova, Stella | | wf | 2100 | SVK | 0.00 | 1 | -0.34 | 35 | -11.90 | | | Babineca, Darja | | | 1756 | SUI | 1.00 | 1 | 0.22 | 35 | 7.70 | | | Matasaru, Stephanie | | | 1741 | ROU | 1.00 | 1 | 0.20 | 35 | 7.00 | | | Hapala, Elisabeth | | wf | 2160 | AUT | 0.00 | 1 | -0.27 | 35 | -9.45 | | | Allahverdiyeva, Ayan | | wf | 2095 | AZE | 1.00 | 1 | 0.66 | 35 | 23.10 | | | Muetsch, Annmarie | | wm | 2259 | GER | 0.00 | 1 | -0.17 | 35 | -5.95 | | | Kostina, Veronika | | | 1801 | SUI | 1.00 | 1 | 0.26 | 35 | 9.10 | | | Charochkina, Daria | m | | 2340 | RUS | 0.00 | 1 | -0.10 | 35 | -3.50 | | | Toncheva, Nadya | f | wf | 2156 | BUL | 0.00 | 1 | -0.27 | 35 | -9.45 | |
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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