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Individual Calculations September 2013 |
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| Yu, Jennifer Total change: -1.80 | |   |
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| 2013 Susan Polgar Girls Invitational | St Louis, Missouri | USA | 2013-07-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1937 | 1838 | 1.00 | 3 | -0.12 | 15 | -1.80 | |
|  Xiang, Ellen | | | 1990 | USA | 0.50 | 1 | 0.20 | 15 | 3.00 | |  Botez, Alexandra | | wc | 2040 | CAN | 0.50 | 1 | 0.26 | 15 | 3.90 | | | Vescovi, Katherine | c | | 1782 | BRA | 0.00 | 1 | -0.58 | 15 | -8.70 | |
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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