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Individual Calculations April 2013 |
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| Xiang, Ellen Total change: 36.30 | |   |
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| 2013 Lone Star Open | Houston, Texas | USA | 2013-03-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2139 | 1954 | 2.00 | 3 | 1.21 | 30 | 36.30 | |
|  Guadalupe Ii, Francisco | | | 2214 | USA | 0.00 | 1 | -0.18 | 30 | -5.40 | | | Chiang, Jonathan | f | | 2065 | USA | 1.00 | 1 | 0.65 | 30 | 19.50 | |  Sawyer, Bradley J | | | 2139 | USA | 1.00 | 1 | 0.74 | 30 | 22.20 | |
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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