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Individual Calculations December 2018 |
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| Koftunov, Viacheslav Total change: 39.20 | |   |
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| 2018 SPb B17 Championship Semifinal | St. Petersburg | RUS | 2018-10-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1609 | 1386 | 3.50 | 6 | 2.16 | 40 | 86.40 | |
|  Fedorov, Egor | | | 1680 | RUS | 1.00 | 1 | 0.85 | 40 | 34.00 | |  Aliev, Elmir | | | 1619 | RUS | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Koliadintcev, Igor | | | 1652 | RUS | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Oskin, Iakov | | | 1604 | RUS | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Golovanskikh, Dmitriy | | | 1623 | RUS | 0.50 | 1 | 0.30 | 40 | 12.00 | | | Petrov, Igor | | | 1475 | RUS | 1.00 | 1 | 0.62 | 40 | 24.80 | |
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) | | | | 2018 SPb B17 Championship Final | St. Petersburg | RUS | 2018-11-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1582 | 1386 | 1.00 | 8 | -1.18 | 40 | -47.20 | |
| | Shakirov, Marat | | | 1786 * | RUS | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Bodnaruk, Svyatoslav | | | 1720 | RUS | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Anisimov, Artem | | | 1674 | RUS | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Oskin, Iakov | | | 1604 | RUS | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Chernikov, Mikhail | | | 1520 | RUS | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Lazarev, Maksim | | | 1320 | RUS | 0.00 | 1 | -0.59 | 40 | -23.60 | | | Borisenok, Pavel | | | 1381 | RUS | 1.00 | 1 | 0.49 | 40 | 19.60 | | | Tsarkov, Mikhail | | | 1650 | RUS | 0.00 | 1 | -0.18 | 40 | -7.20 | | | * 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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