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Individual Calculations June 2017 |
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| Kopiecki, Edward Total change: 17.80 | |   |
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| Marshall April-May 2017 FIDE Monday | New York, New York | USA | 2017-04-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1945 | 1907 | 2.50 | 5 | 0.14 | 20 | 2.80 | |
|  Dedona, Mark | | | 1780 | USA | 1.00 | 1 | 0.33 | 20 | 6.60 | |  Griffith, Kyron W | f | | 2307 * | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Sena, Juan | | | 2050 | DOM | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Brendel, John J | | | 1718 | USA | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Ramos, Reynaldo | | | 1869 | USA | 1.00 | 1 | 0.45 | 20 | 9.00 | | | * 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) | | | | Marshall May 2017 Weekend FIDE | New York, New York | USA | 2017-05-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1964 | 1901 | 2.50 | 4 | 0.75 | 20 | 15.00 | |
| | Niehues, Lukas | | | 1879 | USA | 1.00 | 1 | 0.47 | 20 | 9.40 | | | Bonin, Jay R | m | | 2262 | USA | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Zlotchevsky, Nicole | | | 1898 | USA | 0.50 | 1 | 0.00 | 20 | 0.00 | | | Hellner, Wesley | | | 1817 | USA | 1.00 | 1 | 0.38 | 20 | 7.60 | |
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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