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Individual Calculations February 2023 |
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| Osborne, Keoni Total change: 19.60 | |   |
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| Tim Just Winter Open XXXIX - U2100 Section | Schaumburg, IL | USA | 2023-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1595 | 1491 | 2.50 | 5 | 0.49 | 40 | 19.60 | |
|  Relyea, F Alexander | | | 1359 | USA | 1.00 | 1 | 0.32 | 40 | 12.80 | |  Jing, Aaron | | | 1972 | USA | 0.00 | 1 | -0.05 | 40 | -2.00 | | | Zhou, Celina | | | 1462 | USA | 1.00 | 1 | 0.46 | 40 | 18.40 | | | Hill, Robert | | | 1652 | USA | 0.00 | 1 | -0.29 | 40 | -11.60 | | | De Mastri, John | | | 1528 | USA | 0.50 | 1 | 0.05 | 40 | 2.00 | |
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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