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Individual Calculations February 2023 |
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| Lieberman, Jack Total change: 42.80 | |   |
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| 55th annual Liberty Bell Open - U2100 | Philadelphia, PA | USA | 2023-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1693 | 1681 | 3.50 | 5 | 1.07 | 40 | 42.80 | |
|  Wang, Kevin | | | 1631 | USA | 0.50 | 1 | -0.07 | 40 | -2.80 | |  Tripodi, Matthew | | | 1790 | USA | 1.00 | 1 | 0.65 | 40 | 26.00 | | | Wang, Lilian | | | 1619 | USA | 0.50 | 1 | -0.09 | 40 | -3.60 | | | Chandran, Harish | | | 1633 | USA | 1.00 | 1 | 0.43 | 40 | 17.20 | | | Markov, Denis | | | 1791 | USA | 0.50 | 1 | 0.15 | 40 | 6.00 | |
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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