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Individual Calculations February 2023 |
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| Klein, Ethan J Total change: 17.40 | |   |
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| Marshall FIDE Monday December 2022 - January 2023 Round 4-6 | New York, NY | USA | 2023-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1901 | 1949 | 2.50 | 4 | 0.24 | 20 | 4.80 | |
|  Belanoff, Ted | | | 1971 | USA | 1.00 | 1 | 0.53 | 20 | 10.60 | |  Ray, Sarathi | | | 1921 | USA | 1.00 | 1 | 0.46 | 20 | 9.20 | | | Berg, George | | | 1781 | USA | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Rosenberg, Evan S | | | 1931 | USA | 0.00 | 1 | -0.53 | 20 | -10.60 | |
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) | | | | 55th annual Liberty Bell Open - Major | Philadelphia, PA | USA | 2023-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1952 | 1949 | 2.50 | 4 | 0.63 | 20 | 12.60 | |
| | Yue, Tariq | | | 1543 | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kis, Lorand Bela | | | 2016 | USA | 1.00 | 1 | 0.59 | 20 | 11.80 | | | Girsh, Daniel | | | 2103 | USA | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Garcia, Erick Gumersindo | | | 2146 | USA | 0.00 | 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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