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Individual Calculations April 2019 |
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| Hua, Michelle Total change: 127.20 | |   |
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| 2019 Ontario Girls U19 Susan Polgar Foundation Girls Invitational | Oakville | CAN | 2019-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1373 | 1476 | 1.00 | 1 | 0.36 | 40 | 14.40 | |
|  Wu, Ingrid | | | 1373 | TPE | 1.00 | 1 | 0.36 | 40 | 14.40 | |
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) | | | | 41st Annual Marchand Open | Rochester, New York | USA | 2019-03-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1865 | 1476 | 2.50 | 5 | 2.07 | 40 | 82.80 | |
|  Kharroubi, Clifton | | | 1876 * | USA | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Prilleltensky, Matan | | | 1876 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Weatherly, Daryll | | | 1876 * | USA | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Levine, Viktor | | | 1876 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Manning, John | | | 1821 | USA | 1.00 | 1 | 0.89 | 40 | 35.60 | | | * 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) | | | | 2019 Mississauga Chess Club Spring Open U2000 | Mississauga | CAN | 2019-03-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1522 | 1476 | 2.50 | 4 | 0.75 | 40 | 30.00 | |
| | Chakkoli, Anirud | | | 1310 | CAN | 0.00 | 1 | -0.72 | 40 | -28.80 | | | Milinkovic, Mate | | | 1612 | CAN | 0.50 | 1 | 0.18 | 40 | 7.20 | | | Liao, Joseph | | | 1616 | CAN | 1.00 | 1 | 0.69 | 40 | 27.60 | | | Xiang, Christopher | | | 1550 | CAN | 1.00 | 1 | 0.60 | 40 | 24.00 | |
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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