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Individual Calculations September 2013 |
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| Mendoza, Luisa Mercado Total change: 10.50 | |   |
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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 |
| 1978 | 2051 | 2.50 | 3 | 0.70 | 15 | 10.50 | |
|  Hua, Margaret | | | 1941 | USA | 1.00 | 1 | 0.35 | 15 | 5.25 | |  Peng, Jackie | | wf | 2035 | CAN | 1.00 | 1 | 0.48 | 15 | 7.20 | | | Lampman, Becca | | | 1957 | USA | 0.50 | 1 | -0.13 | 15 | -1.95 | |
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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