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Individual Calculations August 2021 |
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| Kupersmith, Alexander Total change: 0.00 | |   |
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| 49th Annual World Open - Under 2200 | Philadelphia, Pennsylvania | USA | 2021-07-01 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1600 | 0 | 1.50 | 5 | 0.00 | 1451 | | 0.00 | |
|  Christiansen, Natasha C | | wc | 1764 | USA | 0.50 | 1 | 0.00 | | 0.00 | |  Karthik, Dhruv | | | 1578 | USA | 0.00 | 1 | 0.00 | | 0.00 | | | Kumar, Sanjay | | | 1324 | USA | 0.00 | 1 | 0.00 | | 0.00 | | | Ren, Jesse | | | 1614 | USA | 0.50 | 1 | 0.00 | | 0.00 | | | Samani, Amin Daniel | | | 1719 | USA | 0.50 | 1 | 0.00 | | 0.00 | |
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) | | | | 26th Annual Bradley Open - Under 2100 | Windsor Locks, Connecticut | USA | 2021-07-16 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1424 | 0 | 1.00 | 2 | 0.00 | 1424 | | 0.00 | |
| | Li, Justin Y | | | 1395 | USA | 1.00 | 1 | 0.00 | | 0.00 | | | Hebbar, Eshaan | | | 1453 | USA | 0.00 | 1 | 0.00 | | 0.00 | |
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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