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Individual Calculations May 2019 |
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| Doubleday, William G. Total change: -6.20 | |   |
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| 2019 RA March Open | Ottawa | CAN | 2019-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1963 | 1935 | 2.00 | 5 | -0.35 | 20 | -7.00 | |
|  Tomb, Maroun | c | | 2180 | LBN | 0.00 | 1 | -0.20 | 20 | -4.00 | |  Molnar, Jozsef | | | 2058 | HUN | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Kuttner, Amos | | | 1824 | CAN | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Miller, Rachel | c | wf | 1880 | JAM | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Xu, Daniel | | | 1872 | CAN | 0.00 | 1 | -0.59 | 20 | -11.80 | |
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) | | | | 2019 Kingston Open | Kingston | CAN | 2019-03-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1696 | 1935 | 1.00 | 2 | -0.53 | 20 | -10.60 | |
| | Ning, Oswin | | | 1535 * | CAN | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Donev, Danail | | | 1856 | CAN | 0.50 | 1 | -0.11 | 20 | -2.20 | | | * 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) | | | | 2019 Easter U2200 | Kingston | CAN | 2019-04-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1802 | 1935 | 6.50 | 9 | 0.57 | 20 | 11.40 | |
| | Xu, Ruoying | | | 1963 | CAN | 1.00 | 1 | 0.54 | 20 | 10.80 | | | England, Max | | | 1785 | CAN | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Joseph Benher, Savio | | | 1595 | CAN | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Mercure, Gilbert | | | 1821 | CAN | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Xu, Daniel | | | 1857 | CAN | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Latreille, Etienne | | | 1965 | CAN | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Zhao, Jeffrey Renfei | | | 1837 | CAN | 0.50 | 1 | -0.13 | 20 | -2.60 | | | Han, Johnathan | | | 1535 * | CAN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Donev, Danail | | | 1856 | CAN | 0.50 | 1 | -0.11 | 20 | -2.20 | | | * 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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