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Individual Calculations February 2018 |
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| Yao, Sammy Total change: 21.20 | |   |
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| 2018 RA Winter Open | Ottawa | CAN | 2018-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2104 | 1973 | 2.50 | 4 | 1.06 | 20 | 21.20 | |
|  Doubleday, William G. | | | 1916 | CAN | 1.00 | 1 | 0.42 | 20 | 8.40 | |  Gordon, David | c | | 2203 | CAN | 1.00 | 1 | 0.79 | 20 | 15.80 | | | Sambuev, Bator | g | | 2373 * | CAN | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Villeneuve, Robert | | | 1923 | CAN | 0.50 | 1 | -0.07 | 20 | -1.40 | | | * 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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