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Individual Calculations April 2018 |
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| Doubleday, William G. Total change: 47.80 | |   |
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| 2018 RA March Open | Ottawa | CAN | 2018-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2075 | 1891 | 3.00 | 5 | 1.56 | 20 | 31.20 | |
|  Miller, Rachel | c | wf | 1914 | JAM | 1.00 | 1 | 0.53 | 20 | 10.60 | |  Dukic, Zachary | | | 2088 | CAN | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Kellar, Ben | | | 1903 | CAN | 1.00 | 1 | 0.52 | 20 | 10.40 | | | Chiku-Ratte, Olivier-Kenta | f | | 2291 * | CAN | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Beckwith, Paul H. | | | 2177 | CAN | 0.50 | 1 | 0.34 | 20 | 6.80 | | | * 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) | | | | 2018 Kingston Open | Kingston | CAN | 2018-03-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1667 | 1891 | 3.00 | 3 | 0.83 | 20 | 16.60 | |
| | Wing, Richard | | | 1491 * | CAN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Hsu, Ted | | | 1491 * | CAN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Javidfard, Amirsalar | | | 2018 | IRI | 1.00 | 1 | 0.67 | 20 | 13.40 | | | * 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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