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Individual Calculations February 2019 |
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| Huang, Youhe Total change: 12.80 | |   |
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| 2019 Ontario Junior Chess Championship | Mississauga | CAN | 2019-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1733 | 1717 | 2.00 | 5 | -0.51 | 40 | -20.40 | |
|  Vettese, Nicholas | f | | 2117 * | CAN | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Gao, Raymond | | | 1793 | CAN | 0.50 | 1 | 0.10 | 40 | 4.00 | | | Hack, Justin | | | 1633 | CAN | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Xie, Austin | | | 1500 | CAN | 0.00 | 1 | -0.78 | 40 | -31.20 | | | Liao, Joseph | | | 1622 | CAN | 0.50 | 1 | -0.13 | 40 | -5.20 | | | * 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 Oakville Winter Open U2100 | Oakville | CAN | 2019-01-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1766 | 1717 | 3.00 | 5 | 0.83 | 40 | 33.20 | |
| | Qiao, Joey | | wc | 1519 | CAN | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Calvelo, Jelvis | | | 1889 | PHI | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Gunapalan, David | | | 1911 | CAN | 1.00 | 1 | 0.75 | 40 | 30.00 | | | Stewart, Scott | | | 1778 | AUS | 1.00 | 1 | 0.58 | 40 | 23.20 | | | England, Max | | | 1735 | CAN | 0.00 | 1 | -0.47 | 40 | -18.80 | |
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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