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Individual Calculations September 2021 |
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| Clasby, Derek Total change: 102.80 | |   |
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| 2021 North American Youth Chess Championships - Open Under 18 | Chicago, Illinois | USA | 2021-08-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2273 | 2001 | 4.00 | 8 | 2.57 | 40 | 102.80 | |
|  Tsay, Vincent | f | | 2315 | USA | 0.50 | 1 | 0.36 | 40 | 14.40 | |  Chen, Justin | f | | 2275 | USA | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Paul, Justin | f | | 2281 | USA | 1.00 | 1 | 0.84 | 40 | 33.60 | | | Talukdar, Rohan | f | | 2341 | CAN | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Shlyakhtenko, Robert | f | | 2351 | USA | 0.50 | 1 | 0.39 | 40 | 15.60 | | | Gaisinsky, Adam | c | | 2126 | CAN | 1.00 | 1 | 0.67 | 40 | 26.80 | | | Atanasov, Anthony | f | | 2196 | CAN | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Chasin, Nico Werner | f | | 2297 | USA | 0.50 | 1 | 0.35 | 40 | 14.00 | |
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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