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Individual Calculations January 2023 |
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| Keefe, Chris Patrick Total change: 46.80 | |   |
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| 53rd annual National Chess Congress - U2000 | Philadelphia, PA | USA | 2022-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1734 | 1303 | 1.50 | 4 | 1.17 | 40 | 46.80 | |
|  Shiman, Andrew Lewis | | | 1813 | USA | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Opaska, Michael | | | 1799 | USA | 0.00 | 1 | -0.04 | 40 | -1.60 | |  Parberry, William E | | | 1534 | USA | 1.00 | 1 | 0.79 | 40 | 31.60 | | | Castillo Pena, Patricia Evarista | | wc | 1788 | DOM | 0.50 | 1 | 0.46 | 40 | 18.40 | |
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) | | |
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