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Rapid:
Individual Calculations October 2021 |
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| Ermakova, Polina Total change: -19.20 | |   |
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| Petersburg Summer 2021 - Rapid Grand-Prix | St. Petersburg | RUS | 2021-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1511 | 1230 | 1.00 | 8 | -0.96 | 20 | -19.20 | |
|  Petrochenko, Maria | | wf | 1957 | RUS | 0.00 | 1 | -0.01 | 20 | -0.20 | |  Stepanov, Ivan | | | 1671 | RUS | 0.00 | 1 | -0.06 | 20 | -1.20 | | | Nuritdinov, Nizomitdin | | | 1627 | RUS | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Kotelnikov, Konstantin | | | 1648 | RUS | 0.00 | 1 | -0.07 | 20 | -1.40 | | | Kozubov, Mikhail | | | 1638 | RUS | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Deviatilov, Ivan | | | 1164 | RUS | 0.00 | 1 | -0.59 | 20 | -11.80 | | | Kulneva, Darya | | | 1452 | RUS | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Kochkin, Andrey | | | 931 | RUS | 1.00 | 1 | 0.15 | 20 | 3.00 | |
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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