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Individual Calculations November 2021 |
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| Berg, George P Total change: -12.80 | |   |
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| Marshall FIDE Monday September-October 2021 | New York, NY | USA | 2021-09-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1871 | 1865 | 1.50 | 5 | -0.96 | 20 | -19.20 | |
|  Johnston, Daniel Frank | | | 2040 | USA | 0.00 | 1 | -0.27 | 20 | -5.40 | |  Gutnik, Aleksandr | | | 2004 | USA | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Villa, Jose De | | | 1698 | USA | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Frumkin, Edward A | | | 1718 | USA | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Olsen, Robert Donald | | | 1896 | USA | 0.50 | 1 | 0.04 | 20 | 0.80 | |
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) | | | | Marshall Premier October 2021 | New York, NY | USA | 2021-10-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1927 | 1878 | 2.50 | 5 | 0.32 | 20 | 6.40 | |
| | Lin, Michael | | | 2098 | USA | 0.50 | 1 | 0.28 | 20 | 5.60 | | | Ray, Sarathi | | | 1989 | USA | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Levin, Anthony | | | 1945 | USA | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Chin, Spencer | | | 1788 | USA | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Hyatt, Jessica | | | 1817 | USA | 1.00 | 1 | 0.42 | 20 | 8.40 | |
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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