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Individual Calculations April 2023 |
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| Zhao, Jifan Total change: -59.60 | |   |
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| 2023 Excelsior March Open | Toronto | CAN | 2023-03-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1668 | 1685 | 2.00 | 5 | -0.70 | 40 | -28.00 | |
|  Rusonik, Max | c | | 2173 | CAN | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Siddeley, Hugh | | | 1976 | CAN | 0.00 | 1 | -0.15 | 40 | -6.00 | |  Allahverdi, Umid | | | 1285 * | CAN | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Gavrileva, Anna | | | 1448 | CAN | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Xu, Philip | | | 1458 | CAN | 0.00 | 1 | -0.79 | 40 | -31.60 | | | * 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) | | | | 2023 Aurora Spring Open - U2100 | Newmarket | CAN | 2023-03-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1477 | 1685 | 1.50 | 3 | -0.79 | 40 | -31.60 | |
| | Qian, Ashley | | | 1481 | CAN | 0.00 | 1 | -0.76 | 40 | -30.40 | | | Gao, Heye | | | 1444 | CAN | 0.50 | 1 | -0.30 | 40 | -12.00 | | | Desikan, Ajith | | | 1507 | CAN | 1.00 | 1 | 0.27 | 40 | 10.80 | |
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) | | |
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