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Individual Calculations January 2020 |
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| Boger, Raymond Total change: 3.20 | |   |
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| 11th CSC London Chess Classic: Weekday Under 2050 | London | ENG | 2019-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1738 | 1972 | 4.00 | 5 | 0.16 | 20 | 3.20 | |
|  Baumgartner, Christopher | | | 1768 | USA | 1.00 | 1 | 0.24 | 20 | 4.80 | |  Cooper, Malcolm H | | | 1857 | ENG | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Valjee, Ashir V | | | 1572 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Chiang, Richard | | | 1579 | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Shepley, Julien M | | | 1916 | ENG | 1.00 | 1 | 0.42 | 20 | 8.40 | | | * 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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