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Individual Calculations December 2021 |
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| Grigorenko, Ivan Dm. Total change: 9.60 | |   |
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| SPb Championship 2021 Semifinal_B17 | St. Petersburg | RUS | 2021-10-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1312 | 1407 | 4.00 | 6 | 0.24 | 40 | 9.60 | |
|  Belov, Andrey S. | | | 1183 | RUS | 1.00 | 1 | 0.22 | 40 | 8.80 | |  Belsky, Kirill | | | 1414 | RUS | 1.00 | 1 | 0.51 | 40 | 20.40 | | | Ugolnikov, Ivan K. | | | 1242 | RUS | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Uryvaev, Viacheslav | | | 1307 | RUS | 0.50 | 1 | -0.14 | 40 | -5.60 | | | Korolev, Artem | | | 1430 | RUS | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Solnyshkin, Maksim | | | 1293 | RUS | 0.50 | 1 | -0.16 | 40 | -6.40 | |
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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