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Individual Calculations July 2008 |
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| Cohen, Lawrence Total change: 32.55 | |   |
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| 2008 Frank K Berry U.S. Championship - Qualifier Fide Open | Tulsa, Oklahoma | USA | 2008-03-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2093 | 2022 | 3.50 | 5 | 1.48 | 15 | 22.20 | |
|  Markzon, Gregory | f | | 2150 | USA | 0.00 | 1 | -0.33 | 15 | -4.95 | |  Hanken, Jerome | | | 1932 | USA | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Plunkett, Robert | | | 2117 | USA | 1.00 | 1 | 0.63 | 15 | 9.45 | | | Haskel, Jeffrey | | | 2105 | USA | 1.00 | 1 | 0.61 | 15 | 9.15 | | | Zorigt, Bayaraa | | wf | 2162 | MGL | 1.00 | 1 | 0.69 | 15 | 10.35 | |
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) | | | | Midwestern Chess Adventures FIDE Futurity III | Chicago, Illinois | USA | 2008-06-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2071 | 2022 | 2.50 | 4 | 0.69 | 15 | 10.35 | |
| | Baumgartner, Christop | | | 1785 | USA | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Blackman, William | | | 1886 | USA | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Stamnov, Alexander | f | | 2239 | MKD | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Young, Angelo | m | | 2372 | PHI | 0.50 | 1 | 0.39 | 15 | 5.85 | |
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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