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Individual Calculations July 2012 |
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| Irwin, Philip Total change: 6.90 | |   |
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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 |
| 2018 | 1875 | 1.50 | 4 | 0.23 | 30 | 6.90 | |
|  Pryor, Jamieson | | | 1855 | USA | 1.00 | 1 | 0.47 | 30 | 14.10 | |  Nita, Marian N | | | 2078 | USA | 0.50 | 1 | 0.26 | 30 | 7.80 | | | Clawitter, Craig | | | 2117 | USA | 0.00 | 1 | -0.20 | 30 | -6.00 | | | Gojich, Alex | | | 2021 | USA | 0.00 | 1 | -0.30 | 30 | -9.00 | |
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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