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Individual Calculations August 2012 |
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| Persidsky, Andre Total change: -25.20 | |   |
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| 2012 Summer Tuesday Night Marathon | San Francisco, California | USA | 2012-05-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1879 | 1858 | 1.50 | 5 | -0.84 | 30 | -25.20 | |
|  Gaffagan, Steven | | | 2030 | USA | 0.00 | 1 | -0.27 | 30 | -8.10 | |  Allen, Tom | | | 1626 | USA | 1.00 | 1 | 0.21 | 30 | 6.30 | | | Lin, Michael | | | 2021 | USA | 0.00 | 1 | -0.28 | 30 | -8.40 | | | Zhao, Art | | | 1826 | USA | 0.00 | 1 | -0.54 | 30 | -16.20 | | | Todortsev, Victor | | | 1890 | USA | 0.50 | 1 | 0.04 | 30 | 1.20 | |
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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