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Individual Calculations October 2015 |
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| Craigmile, Charles H Total change: 3.00 | |   |
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| 2015 Illinois Open State Chess Championship | Northbrook, Illinois | USA | 2015-09-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1984 | 1764 | 1.00 | 3 | 0.15 | 20 | 3.00 | |
|  Lonoff, Marc | f | | 2164 * | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Venkat, Abhyudhaya | | | 1624 | USA | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Ni, Viktorija | | wm | 2164 * | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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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