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Individual Calculations October 2017 |
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| Stinson, Marcus Total change: -20.80 | |   |
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| 2017 Illinois Open State Championship | Northbrook, Illinois | USA | 2017-09-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1670 | 1670 | 2.00 | 5 | -0.52 | 40 | -20.80 | |
|  Drake, Jason M | | | 2067 | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Singh, Hersh | | | 1735 | USA | 0.00 | 1 | -0.41 | 40 | -16.40 | | | Chen, Megan | | | 1348 | USA | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Pandey, Divya | | | 1421 | USA | 0.50 | 1 | -0.31 | 40 | -12.40 | | | Talayko, Edgar | | | 1777 | USA | 0.50 | 1 | 0.15 | 40 | 6.00 | |
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) | | |
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