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Individual Calculations November 2009 |
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| Vulis, Daniel Total change: 7.50 | |   |
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| 41st Annual Atlantic Open | Washington DC | USA | 2009-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2256 | 2092 | 1.50 | 4 | 0.23 | 25 | 5.75 | |
|  Arnold, Marc T | m | | 2407 | USA | 0.00 | 1 | -0.14 | 25 | -3.50 | | | Smith, Bryan G | m | | 2467 | USA | 0.00 | 1 | -0.09 | 25 | -2.25 | |  Larkins, Larry R | | | 2179 | USA | 0.50 | 1 | 0.12 | 25 | 3.00 | | | Freix, Andrew J | | | 1972 | USA | 1.00 | 1 | 0.34 | 25 | 8.50 | |
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) | | | | New York October Open | New York, New York | USA | 2009-10-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2141 | 2092 | 0.50 | 1 | 0.07 | 25 | 1.75 | |
| | Privman, Boris | f | | 2141 | USA | 0.50 | 1 | 0.07 | 25 | 1.75 | |
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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