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Individual Calculations August 2022 |
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| Lewis, Edward Total change: -15.60 | |   |
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| 2nd Peter Grey Memorial Tuesday Night Marathon - 1800+ Round 1-3 | San Francisco, California | USA | 2022-07-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1831 | 1909 | 1.00 | 3 | -0.78 | 20 | -15.60 | |
|  Goode, Scott | | | 1604 | USA | 1.00 | 1 | 0.14 | 20 | 2.80 | |  Winslow, Elliott | m | | 2117 | USA | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Porlares, Teodoro B | | | 1771 | USA | 0.00 | 1 | -0.69 | 20 | -13.80 | |
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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