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Individual Calculations July 2023 |
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| Freeman, Matthew H Total change: -43.20 | |   |
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| 91st Massachusetts Open | Westford, MA | USA | 2023-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1914 | 1926 | 1.50 | 5 | -1.08 | 40 | -43.20 | |
|  Feng, Eric Z | | | 1951 | USA | 0.50 | 1 | 0.03 | 40 | 1.20 | |  Barnakov, Yury A | | | 2172 | USA | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Carlson, Joaquin A | | | 1866 | USA | 0.00 | 1 | -0.58 | 40 | -23.20 | | | Jeselson, Andrew | | | 1685 | USA | 1.00 | 1 | 0.20 | 40 | 8.00 | | | He, Levon | | | 1894 | USA | 0.00 | 1 | -0.54 | 40 | -21.60 | |
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) | | |
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