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Individual Calculations September 2013 |
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| Ludwig, John Total change: -3.15 | |   |
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| 21st Annual Southern Open | Orlando, Florida | USA | 2013-07-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2165 | 2087 | 1.50 | 4 | -0.21 | 15 | -3.15 | |
|  Quesada Perez, Yuniesky | g | | 2487 * | CUB | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Helfst, Matt D | | | 1973 | USA | 0.50 | 1 | -0.16 | 15 | -2.40 | | | Acor, Corey | | | 2222 | USA | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Scott, Harold | | | 1978 | USA | 1.00 | 1 | 0.35 | 15 | 5.25 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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