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Individual Calculations July 2012 |
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| Pennock, Steven G Total change: -14.10 | |   |
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| 2012 National Open - U2200 Section | Las Vegas, Nevada | USA | 2012-06-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1987 | 1889 | 1.00 | 4 | -0.47 | 30 | -14.10 | |
|  Hilby, Craig | | | 1942 | USA | 0.00 | 1 | -0.43 | 30 | -12.90 | | | Gojich, Alex | | | 2021 | USA | 0.00 | 1 | -0.32 | 30 | -9.60 | |  Trammell Iii, George | | | 2026 | USA | 0.00 | 1 | -0.32 | 30 | -9.60 | | | Boron, Anthony J | | | 1959 | CAN | 1.00 | 1 | 0.60 | 30 | 18.00 | |
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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