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Individual Calculations September 2023 |
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| Otterbach, Renate Total change: -11.80 | |   |
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| 2023 Calchess Women's State Championship | Berkeley, Ca | USA | 2023-06-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1636 | 1161 | 0.00 | 2 | -0.26 | 20 | -5.20 | |
|  Norovsambuu, Badamkhand | | | 1927 | MGL | 0.00 | 1 | 0.00 | 20 | 0.00 | |  Ren, Jocelyn | | | 1344 | USA | 0.00 | 1 | -0.26 | 20 | -5.20 | |
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) | | | | WIM Ruth Haring Memorial Tuesday Night Marathon - Under 1200 Round 1-3 | San Francisco, CA | USA | 2023-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1292 | 1170 | 0.00 | 1 | -0.33 | 20 | -6.60 | |
| | Blum, Paul | | | 1292 | USA | 0.00 | 1 | -0.33 | 20 | -6.60 | |
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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