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Individual Calculations September 2021 |
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| Cortinas, Marty Total change: -19.00 | |   |
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| Mechanics Institute Tuesday Night Marathon July-August 2021 - Reserve | San Francisco, California | USA | 2021-07-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1587 | 1674 | 1.50 | 4 | -0.95 | 20 | -19.00 | |
|  Uribe, Luiz | | | 1783 | USA | 0.00 | 1 | -0.35 | 20 | -7.00 | |  Uzakbaev, Nursultan | | | 1547 | USA | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Carron, Joel | | | 1538 | USA | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Morgan, Jerry | | | 1480 | USA | 0.50 | 1 | -0.25 | 20 | -5.00 | |
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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