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Individual Calculations July 2023 |
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| Turner, Bill Total change: -35.20 | |   |
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| 16th annual Continental Chess Cleveland Open - U2100 | Middleburg Heights, OH | USA | 2023-06-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1677 | 1803 | 1.00 | 1 | 0.33 | 20 | 6.60 | |
|  Pugh, Stacia Melinda | | | 1677 | USA | 1.00 | 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) | | | | 2023 National Open - Under 2100 | Las Vegas, NV | USA | 2023-06-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1666 | 1803 | 0.50 | 4 | -2.09 | 20 | -41.80 | |
|  Briceno Ovalles, Diomenes De Jesu | | | 1993 | VEN | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Wongso, Merissa | | | 1392 | USA | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Molodyk, Mikhail | | | 1723 | RUS | 0.00 | 1 | -0.61 | 20 | -12.20 | | | Beltran, Omar | | | 1555 | USA | 0.00 | 1 | -0.81 | 20 | -16.20 | |
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) | | |
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