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Individual Calculations September 2015 |
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| Gaspar, John Total change: 11.60 | |   |
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| 5th Annual Potomac Open U2100 | Rockville, Maryland | USA | 2015-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1911 | 1990 | 1.50 | 2 | 0.29 | 40 | 11.60 | |
|  Xu, Ryan | | | 1824 | USA | 0.50 | 1 | -0.22 | 40 | -8.80 | | | Erben, Larissa | | | 1997 | GER | 1.00 | 1 | 0.51 | 40 | 20.40 | |
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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