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Individual Calculations July 2023 |
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| Lieberman, Jack Total change: 10.60 | |   |
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| 17th annual Philadelphia Open - Major | Philadelphia, PA | USA | 2023-06-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1607 | 1724 | 2.50 | 3 | 0.53 | 20 | 10.60 | |
|  Laido, Olivia | | | 1627 | USA | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Mero, Daniel | | | 1582 | USA | 0.50 | 1 | -0.19 | 20 | -3.80 | |  Debmisra, Ariv | | | 1613 | USA | 1.00 | 1 | 0.35 | 20 | 7.00 | |
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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