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Individual Calculations January 2018 |
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| Doubleday, William G. Total change: -8.60 | |   |
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| 2017 RA December Open | Ottawa | CAN | 2017-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1851 | 1925 | 2.50 | 5 | -0.43 | 20 | -8.60 | |
|  Pacey, Kevin | | | 2087 | CAN | 1.00 | 1 | 0.71 | 20 | 14.20 | |  Yang, Fan | | | 1948 | CAN | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Xu, Daniel | | | 1690 | CAN | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Fei, David | | | 1636 | CAN | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Donev, Danail | | | 1895 | CAN | 0.50 | 1 | -0.04 | 20 | -0.80 | |
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) | | |
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