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Individual Calculations September 2021 |
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| Ayyappan, Santhosh Total change: 0.00 | |   |
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| 51st Annual Continental Open - Under 2200 | Sturbridge, Massachusetts | USA | 2021-08-12 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1559 | 0 | 0.50 | 3 | 0.00 | 1286 | | 0.00 | |
|  Ji, Y Owen | | | 1691 | USA | 0.00 | 1 | 0.00 | | 0.00 | | | Moshkevich, Elizabeth | | | 1644 | USA | 0.50 | 1 | 0.00 | | 0.00 | |  Jin, Jerry | | | 1341 | 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) | | | | 53rd Annual Atlantic Open - Under 2100 | Reston, Virginia | USA | 2021-08-27 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1599 | 0 | 1.50 | 3 | 0.00 | 1599 | | 0.00 | |
| | Rigai, Jon | | | 1577 | USA | 0.00 | 1 | 0.00 | | 0.00 | | | Jackson, Cayden | | | 1414 | USA | 1.00 | 1 | 0.00 | | 0.00 | | | Greene, Matthew | | | 1806 | 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) | | |
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