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Individual Calculations July 2017 |
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| Kopiecki, Edward Total change: -33.60 | |   |
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| Marshall FIDE May-June Mondays | New York, New York | USA | 2017-05-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1948 | 1901 | 3.00 | 6 | 0.37 | 20 | 7.40 | |
|  Izumi, Haruki | | | 1593 | JPN | 1.00 | 1 | 0.14 | 20 | 2.80 | |  Juac, Majur | | | 2075 | USA | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Sena, Juan | | | 2063 | DOM | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Hellner, Wesley | | | 1817 | USA | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Uminer, Moshe | | | 1942 | USA | 1.00 | 1 | 0.56 | 20 | 11.20 | | | Lu, Maximillian | c | | 2200 | USA | 0.00 | 1 | -0.15 | 20 | -3.00 | |
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) | | | | 10th New York International - U2200 | New York, New York | USA | 2017-06-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1740 | 1919 | 3.00 | 7 | -2.05 | 20 | -41.00 | |
| | Hu, Pinyi | | | 1649 | USA | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Blackwell, Clayton | | | 1779 | USA | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Prestia, Paris | | | 1612 | USA | 0.00 | 1 | -0.86 | 20 | -17.20 | | | Prestia, Frank | | | 1602 | USA | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Levin, Anthony | | | 1932 | USA | 0.50 | 1 | 0.02 | 20 | 0.40 | | | Levine, Jack | | | 1802 | USA | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Adelson, Serge | | | 1805 | USA | 0.00 | 1 | -0.66 | 20 | -13.20 | |
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) | | |
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