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Individual Calculations March 2011 |
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| Lin, Dachey Total change: 31.35 | |   |
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| 20th Annual North American Open | Las Vegas, Nevada | USA | 2010-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2100 | 1802 | 2.00 | 6 | 0.99 | 15 | 14.85 | |
|  Young, Gregory | | | 2202 * | USA | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Sandager, Stephen | | | 2155 | USA | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Zimbeck, David A | | | 2202 * | USA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Moon, Ryan Joseph | | | 2178 | USA | 0.00 | 1 | -0.09 | 15 | -1.35 | | | Field, Frederick W | | | 1944 | USA | 1.00 | 1 | 0.69 | 15 | 10.35 | | | Helfst, Matt | | | 1919 | USA | 1.00 | 1 | 0.66 | 15 | 9.90 | | | * 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) | | | | 2011 Texas Amateur Team Championships | Richardson, Texas | USA | 2011-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1960 | 1796 | 2.00 | 3 | 1.10 | 15 | 16.50 | |
| | O`Neill, Julie Ann | | | 1867 | USA | 1.00 | 1 | 0.60 | 15 | 9.00 | | | Vazirova, Karina | | wm | 2132 | RUS | 0.50 | 1 | 0.38 | 15 | 5.70 | | | Chiang, Sarah | | wc | 1882 | USA | 0.50 | 1 | 0.12 | 15 | 1.80 | |
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) | | |
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