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Individual Calculations December 2023 |
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| Trubin, Grigorii Total change: -30.80 | |   |
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| SPb B15 Championship Semifinal 2023 | St. Petersburg | RUS | 2023-10-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1216 | 1174 | 1.00 | 4 | -0.77 | 40 | -30.80 | |
|  Mikhailov, Lev N | | | 1280 | RUS | 0.00 | 1 | -0.36 | 40 | -14.40 | | | Shadiev, Alexander | | | 1083 | RUS | 0.50 | 1 | -0.12 | 40 | -4.80 | | | Filatov, Yuri | | | 1230 | RUS | 0.00 | 1 | -0.42 | 40 | -16.80 | | | Prokopiev, Mikhail | | | 1270 | RUS | 0.50 | 1 | 0.13 | 40 | 5.20 | |
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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