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Individual Calculations February 2023 |
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| Sidorenko, Boris Total change: -38.20 | |   |
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| Rostov-on-Don Christmas tournament 2023 | Rostov-on-Don | RUS | 2023-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1538 | 1418 | 0.00 | 5 | -1.91 | 20 | -38.20 | |
|  Korovjakovsky, Dmitryi | | | 1878 | RUS | 0.00 | 1 | -0.05 | 20 | -1.00 | |  Radchenko, Dmitry | | | 1640 | RUS | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Postol, Miron | | | 1726 | RUS | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Pukhovskiy, Mikhail | | | 1222 | RUS | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Sinelshchikova, Varvara | | | 1223 | RUS | 0.00 | 1 | -0.75 | 20 | -15.00 | |
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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