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Individual Calculations February 2023 |
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| Zhou, Tony Total change: -2.40 | |   |
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| 14th annual Golden State Open - U2100 Section | Concord, CA | USA | 2023-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1439 | 1616 | 3.50 | 5 | -0.06 | 40 | -2.40 | |
|  Yi, Colin | | | 1373 | USA | 0.50 | 1 | -0.30 | 40 | -12.00 | |  Adkins, Rico | | | 1596 | USA | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Overton, Owen | | | 1472 | USA | 0.50 | 1 | -0.19 | 40 | -7.60 | | | Zhou, Greg | | | 1510 | USA | 0.50 | 1 | -0.14 | 40 | -5.60 | | | Van Gelder, Allen | | | 1245 | USA | 1.00 | 1 | 0.10 | 40 | 4.00 | |
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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