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Individual Calculations September 2021 |
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| Starr, Albert Total change: -14.60 | |   |
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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 |
| 1660 | 1519 | 1.00 | 4 | -0.28 | 20 | -5.60 | |
|  Uribe, Luiz | | | 1783 | USA | 1.00 | 1 | 0.82 | 20 | 16.40 | |  Singh, Amitoj | | | 1735 | USA | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Rakonitz, David | | | 1575 | USA | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Uzakbaev, Nursultan | | | 1547 | USA | 0.00 | 1 | -0.46 | 20 | -9.20 | |
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) | | | | 2021 Bernardo Smith Memorial - Under 1600 | San Francisco, California | USA | 2021-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1555 | 1519 | 0.00 | 1 | -0.45 | 20 | -9.00 | |
| | Chan, John | | | 1555 | USA | 0.00 | 1 | -0.45 | 20 | -9.00 | |
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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