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Individual Calculations February 2023 |
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| Morales Santos, Natasha Total change: -6.00 | |   |
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| 11th annual Boston Chess Congress - Premier | Boston MA | USA | 2023-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1939 | 1893 | 1.00 | 3 | -0.30 | 20 | -6.00 | |
|  Times, Lawyer | | | 1972 | USA | 0.50 | 1 | 0.11 | 20 | 2.20 | |  Terrie, Henry L | | | 1935 | USA | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Mkrtchyan, Mikayel | | | 1911 | ARM | 0.00 | 1 | -0.47 | 20 | -9.40 | |
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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