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Rapid:
Individual Calculations January 2018 |
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| Bossy, Arnim Total change: -44.80 | |   |
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| 9th CSC London Chess Classic: Rapidplay Open | London | ENG | 2017-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1880 | 2140 | 3.00 | 5 | -1.02 | 20 | -20.40 | |
|  Picot, Russell C | | | 1813 | ENG | 1.00 | 1 | 0.13 | 20 | 2.60 | |  Gallagher, Daniel Gh | | | 1903 | ENG | 0.00 | 1 | -0.80 | 20 | -16.00 | | | Liang, Jake Z | | | 1884 | ENG | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Jones, Tibor T | | | 1748 | SCO | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Davison, Chris | | | 2053 | ENG | 0.50 | 1 | -0.12 | 20 | -2.40 | |
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) | | | | European Rapid Chess Championship'2017 | Katowice | POL | 2017-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1935 | 2140 | 4.50 | 8 | -1.22 | 20 | -24.40 | |
| | Wasik, Mateusz | | | 1740 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Czarniecka, Aleksandra | | | 1749 | POL | 0.50 | 1 | -0.41 | 20 | -8.20 | | | Iwanczuk, Krzysztof | | | 1740 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Dragnev, Valentin | m | | 2357 | AUT | 0.50 | 1 | 0.28 | 20 | 5.60 | | | Sammalvuo, Tapani | m | | 2487 | FIN | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Koliasnikovas, Aironas | | | 1822 | LTU | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Slomczewski, Michal | | | 1797 | NED | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Dmytriv, Roman | | | 1784 | UKR | 0.00 | 1 | -0.89 | 20 | -17.80 | | | * 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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