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Individual Calculations August 2023 |
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| Wu, Mason Total change: 39.20 | |   |
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| 51st annual World Open - U2000 | Philadelphia, PA | USA | 2023-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1584 | 1339 | 1.50 | 4 | 0.68 | 40 | 27.20 | |
|  Porcelli, Michael W | | | 1651 | USA | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Wong-Godfrey, Emer | | | 1511 | USA | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Hurley, Brian | | | 1495 | USA | 1.00 | 1 | 0.71 | 40 | 28.40 | | | Musselman, Charles D | | | 1677 | USA | 0.50 | 1 | 0.38 | 40 | 15.20 | |
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) | | | | 24th annual Pittsburgh Open - U2100 | Pittsburgh, PA | USA | 2023-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1742 | 1367 | 0.50 | 2 | 0.30 | 40 | 12.00 | |
|  Steiner-Malumphy, Robin | | | 1705 | USA | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Tan, Sean | | | 1778 | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | |
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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