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Individual Calculations September 2017 |
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| Patterson, Roger Total change: 10.40 | |   |
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| 2017 Semiahmoo Open | Surrey | CAN | 2017-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2050 | 2058 | 3.50 | 6 | 0.52 | 20 | 10.40 | |
|  Tian, Shi Yuan (sherry) | | | 1658 * | CAN | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Hartman, Brian | m | | 2374 | CAN | 0.50 | 1 | 0.37 | 20 | 7.40 | | | Sadoughian-Zadeh, Farshad | | | 2038 | IRI | 1.00 | 1 | 0.47 | 20 | 9.40 | | | Su, Michael | | | 1802 | CAN | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Doknjas, Joshua | c | | 2200 | CAN | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Doknjas, John | f | | 2227 | CAN | 0.00 | 1 | -0.28 | 20 | -5.60 | | | * 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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