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Individual Calculations December 2021 |
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| Petrova, Varvara Total change: 24.80 | |   |
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| M.Chigorin Memorial 2021 | St. Petersburg | RUS | 2021-10-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1827 | 1716 | 4.00 | 9 | 0.62 | 40 | 24.80 | |
|  Rezvy, Lev | | | 2116 * | RUS | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Khakimov, Timur | m | | 2116 * | RUS | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Sudarkina, Ekaterina | | | 1439 | RUS | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Kiseleva, Arina | | wc | 1970 | RUS | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Danilova, Vesta | | | 1316 * | RUS | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Sultan, Ibrahim | m | | 2098 | UAE | 1.00 | 1 | 0.91 | 40 | 36.40 | | | Klachkou, Platon | | | 1985 | BLR | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Zverolovlev, Igor | | | 2089 | RUS | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Rakhmanov, Georgii | | | 1316 * | RUS | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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) | | |
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