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Individual Calculations March 2020 |
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| Johnson, Donald Total change: 45.60 | |   |
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| 11th Annual Southwest Class Championship | Fort Worth, Texas | USA | 2020-02-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1986 | 1811 | 2.50 | 8 | 0.18 | 40 | 7.20 | |
|  Furfine, Jacob | f | | 2211 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Dejmek, Mark W | | | 1983 | USA | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Zheng, Michael Zihan | | | 1940 | USA | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Ganesh, Anirudh | | | 1838 | USA | 0.50 | 1 | 0.04 | 40 | 1.60 | | | Kondakov, Adrian | c | | 1982 | USA | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Xie, Bryan | | | 2015 | USA | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Karthik, Advaith | | | 1775 | USA | 1.00 | 1 | 0.45 | 40 | 18.00 | | | Slade, Theodore | | | 2140 | ENG | 1.00 | 1 | 0.88 | 40 | 35.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 5th Annual George Washington Open | Reston, Virginia | USA | 2020-02-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2081 | 1811 | 1.50 | 3 | 0.96 | 40 | 38.40 | |
| | Bortnyk, Mariia | | | 2182 | UKR | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Treger, Yefim | | | 2002 | USA | 1.00 | 1 | 0.75 | 40 | 30.00 | | | Lowinger, Daniel | | | 2058 | USA | 0.50 | 1 | 0.31 | 40 | 12.40 | |
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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