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Individual Calculations October 2012 |
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| Peng, David Total change: -10.20 | |   |
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| 2012 Illinois Open State Championship - Open Section | Oak Brook, Illinois | USA | 2012-09-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1831 | 1990 | 2.50 | 4 | -0.18 | 30 | -5.40 | |
|  Stevens, Matthew J | | | 1638 | USA | 0.50 | 1 | -0.39 | 30 | -11.70 | |  Indusekar, Akshay | | | 1923 | USA | 1.00 | 1 | 0.41 | 30 | 12.30 | | | Schmakel, Sam A | | | 2139 | USA | 0.00 | 1 | -0.30 | 30 | -9.00 | | | Mercer Jr, Theodore | | | 1624 | USA | 1.00 | 1 | 0.10 | 30 | 3.00 | |
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) | | | | 5th Annual Louisville Open | Louisville, Kentucky | USA | 2012-09-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2116 | 1990 | 0.50 | 2 | -0.16 | 30 | -4.80 | |
| | Mills, James | | | 2100 | USA | 0.00 | 1 | -0.35 | 30 | -10.50 | | | Cooklev, Steven | | | 2131 | USA | 0.50 | 1 | 0.19 | 30 | 5.70 | |
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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