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Individual Calculations June 2023 |
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| Johnson, Jeffery W Total change: 80.80 | |   |
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| 15th annual Open at Foxwoods - U2000 | Mashantucket, CT | USA | 2023-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1588 | 1527 | 3.00 | 4 | 1.29 | 40 | 51.60 | |
|  Zhu, Florina | | | 1456 | USA | 1.00 | 1 | 0.40 | 40 | 16.00 | |  Wilson, Dwayne Everett | | | 1797 | USA | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Zhao, Kevin | | | 1594 | USA | 1.00 | 1 | 0.59 | 40 | 23.60 | | | Ingellis, Jonathan | | | 1503 | USA | 0.50 | 1 | -0.03 | 40 | -1.20 | |
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) | | | | 68th Maryland Open - Under 2100 | Rockville, MD | USA | 2023-04-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1704 | 1527 | 1.00 | 1 | 0.73 | 40 | 29.20 | |
| | Snow, Peter | | | 1704 | USA | 1.00 | 1 | 0.73 | 40 | 29.20 | |
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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