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Rapid:
Individual Calculations April 2021 |
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| Petrova, Elena V. Total change: -18.80 | |   |
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| Serpukhov rapid 2021 U11 | Serpukhov | RUS | 2021-03-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1195 | 1125 | 0.00 | 2 | -0.81 | 20 | -16.20 | |
|  Sokolova, Regina | | | 1220 | RUS | 0.00 | 1 | -0.37 | 20 | -7.40 | |  Rudov, Andrey | | | 1169 | RUS | 0.00 | 1 | -0.44 | 20 | -8.80 | |
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) | | | | Spring debut_A | Odintsovo | RUS | 2021-03-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1190 | 1125 | 2.00 | 5 | -0.13 | 20 | -2.60 | |
| | Prasolov, Ilia | | | 1459 | RUS | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Grinin, Leonid | | | 1034 | RUS | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Zaznobin, Grigoriy | | | 1296 | RUS | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Akimov, Mikhail | | | 1039 | RUS | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Zhukov, Fedor | | | 1124 | RUS | 0.00 | 1 | -0.50 | 20 | -10.00 | |
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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