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Individual Calculations July 2022 |
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| Friedson, Jon Total change: -18.40 | |   |
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| 12th annual World Open Senior Amateur | Philadelphia, PA | USA | 2022-06-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1788 | 1531 | 0.50 | 2 | 0.02 | 40 | 0.80 | |
|  Sciacca, Patrick | | | 1991 | USA | 0.00 | 1 | -0.05 | 40 | -2.00 | |  Sperber, Ronald David | | | 1584 | USA | 0.50 | 1 | 0.07 | 40 | 2.80 | |
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) | | | | 16th Annual Philadelphia Open - Under 2100 | Philadelphia, Pennsylvania | USA | 2022-06-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1377 | 1531 | 3.00 | 5 | -0.48 | 40 | -19.20 | |
| | Desai, Kathan | | | 1487 | USA | 0.00 | 1 | -0.56 | 40 | -22.40 | | | Zhu, Florina | | | 1311 | USA | 0.00 | 1 | -0.78 | 40 | -31.20 | | | Indukuri, Suhas Varma | | | 1237 | USA | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Phadke, Viraj Sharad | | | 1420 | USA | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Wang, William Huang | | | 1432 | USA | 1.00 | 1 | 0.36 | 40 | 14.40 | |
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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