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Rapid:
Individual Calculations January 2022 |
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| Porfiriev, Andrei Total change: 25.80 | |   |
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| Championship of the SZFO 2021. RAPID_B13 | St. Petersburg | RUS | 2021-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1369 | 1100 | 2.00 | 4 | 1.29 | 20 | 25.80 | |
|  Samoilichenko, Stepan | | | 1461 | RUS | 1.00 | 1 | 0.90 | 20 | 18.00 | |  Sankov, Igor | | | 1316 | RUS | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Sivushkin, Lev | | | 1294 | RUS | 1.00 | 1 | 0.75 | 20 | 15.00 | | | Efimenko, Timur S. | | | 1406 | RUS | 0.00 | 1 | -0.14 | 20 | -2.80 | |
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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