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Individual Calculations June 2013 |
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| Perez, Laura Juliana Total change: -12.75 | |   |
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| 7th Annual Philadelphia Open - Under 2200 Section | Philadelphia, Pennsylvania | USA | 2013-03-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2029 | 1988 | 0.50 | 3 | -0.85 | 15 | -12.75 | |
|  Virkud, Apurva | | | 1888 | USA | 0.50 | 1 | -0.14 | 15 | -2.10 | |  Bisiriyu-Salam, Oluwaseun | | | 2188 | NGR | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Sheng, Joshua | | | 2011 | USA | 0.00 | 1 | -0.47 | 15 | -7.05 | |
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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