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Individual Calculations October 2018 |
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| Chen, Megan Total change: -2.00 | |   |
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| 2018 Illinois Open State Championship | Downers Grove, Illinois | USA | 2018-09-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1736 | 1424 | 0.50 | 4 | -0.10 | 20 | -2.00 | |
|  Ampie, Mauro | f | | 1824 * | NCA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Xu, Arthur | c | | 1824 * | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Bareket, Tom | | | 1705 | USA | 0.00 | 1 | -0.16 | 20 | -3.20 | |  Lin, Aaron | | | 1590 | USA | 0.50 | 1 | 0.22 | 20 | 4.40 | | | * 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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