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Individual Calculations September 2023 |
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| Lu, Katherine Sunny Total change: -12.80 | |   |
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| 13th annual Central California Open - U2100 | Fresno, CA | USA | 2023-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1553 | 1403 | 1.00 | 4 | -0.32 | 40 | -12.80 | |
|  Van Gelder, Allen | | | 1293 | USA | 0.50 | 1 | -0.15 | 40 | -6.00 | |  Ron G, Mr. Aa | | | 1739 | USA | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Mokeeva, Zlata | | | 1712 | RUS | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Wu, Zhuoyuan | | | 1466 | USA | 0.00 | 1 | -0.41 | 40 | -16.40 | |
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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