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Individual Calculations September 2011 |
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| High, David L Total change: 55.20 | |   |
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| 39th Annual World Open - U2200 Section | Philadelphia, Pennsylvania | USA | 2011-06-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2048 | 1879 | 2.00 | 7 | -0.04 | 30 | -1.20 | |
|  Layevskiy, Michael | | | 2044 | USA | 1.00 | 1 | 0.72 | 30 | 21.60 | |  Malkiel, Daniel E | | | 2221 | USA | 0.00 | 1 | -0.12 | 30 | -3.60 | | | Miller, Jake S | | | 2042 | USA | 0.00 | 1 | -0.28 | 30 | -8.40 | | | Mc Claren, Sean P | | | 2006 | USA | 0.00 | 1 | -0.33 | 30 | -9.90 | | | Regam, Jessica | | | 1819 | USA | 0.50 | 1 | -0.08 | 30 | -2.40 | | | Trammell Iii, George | | | 2040 | USA | 0.50 | 1 | 0.21 | 30 | 6.30 | | | Schemm, Michael A | | | 2163 | USA | 0.00 | 1 | -0.16 | 30 | -4.80 | |
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) | | | | 112th Annual US Open | Orlando, Florida | USA | 2011-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2179 | 1879 | 2.50 | 4 | 1.88 | 30 | 56.40 | |
| | Shabalov, Alexander | g | | 2279 * | USA | 0.50 | 1 | 0.42 | 30 | 12.60 | | | Dixon, Dakota E | | | 2069 | USA | 1.00 | 1 | 0.75 | 30 | 22.50 | | | Zepeda, Lorena M | | wm | 2187 | ESA | 0.00 | 1 | -0.14 | 30 | -4.20 | | | Schlagenhauf, Mark | | | 2179 | NOR | 1.00 | 1 | 0.85 | 30 | 25.50 | | | * 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) | | |
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