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Individual Calculations March 2012 |
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| Saperstein, Craig Total change: -2.40 | |   |
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| 38th Annual Eastern Open | Washington DC | USA | 2011-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2128 | 1961 | 1.00 | 4 | -0.16 | 15 | -2.40 | |
|  Collier, Philip M | | | 1959 | USA | 0.50 | 1 | 0.00 | 15 | 0.00 | |  Adu, Oladapo Oluto | m | | 2237 | NGR | 0.50 | 1 | 0.33 | 15 | 4.95 | | | Wang, Kevin | | | 2187 | USA | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Guo, Gill | | | 2128 | USA | 0.00 | 1 | -0.28 | 15 | -4.20 | |
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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