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Individual Calculations May 2019 |
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| Dong, Yiwei Total change: 90.40 | |   |
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| 2019 Aurora Spring Open U1700 | Aurora | CAN | 2019-03-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1481 | 1424 | 2.00 | 2 | 1.13 | 40 | 45.20 | |
|  Mussa, Mahmoud | | | 1673 | KSA | 1.00 | 1 | 0.81 | 40 | 32.40 | | | Gao, Lucy | | | 1289 | CAN | 1.00 | 1 | 0.32 | 40 | 12.80 | |
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 Easter U1900 | Kingston | CAN | 2019-04-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1543 | 1424 | 2.50 | 4 | 1.13 | 40 | 45.20 | |
| | Xie, Austin | | | 1551 | CAN | 0.00 | 1 | -0.33 | 40 | -13.20 | |  Page, Dany | | | 1569 | CAN | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Srinivas, Atharva | | | 1492 | CAN | 1.00 | 1 | 0.59 | 40 | 23.60 | | | Bond, Hal | | | 1559 | CAN | 1.00 | 1 | 0.68 | 40 | 27.20 | |
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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