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Individual Calculations September 2011 |
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| Gay, Daniel Zachary Total change: 29.55 | |   |
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| Portland Chess Club Centennial Open | Portland, Oregon | USA | 2011-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2153 | 2087 | 4.50 | 6 | 1.97 | 15 | 29.55 | |
|  Pitre, H G | | | 1974 | USA | 1.00 | 1 | 0.35 | 15 | 5.25 | |  Lee, Michael | f | | 2395 | USA | 0.50 | 1 | 0.36 | 15 | 5.40 | | | Deeth, Steven B | | | 2028 | USA | 0.50 | 1 | -0.08 | 15 | -1.20 | | | Pendergast, Michael | | | 2160 | USA | 0.50 | 1 | 0.10 | 15 | 1.50 | | | Janniro, Mike E | | | 2085 | USA | 1.00 | 1 | 0.50 | 15 | 7.50 | | | Sinanan, Joshua C | | | 2273 | USA | 1.00 | 1 | 0.74 | 15 | 11.10 | |
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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