Individual Calculations September 2023 |
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Yuan, David Total change: -117.20 | | |
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1st Annual Pennsylvania Classic | Langhorne, Pennsylvania | USA | 2023-07-28 |
Rc | Ro | w | n | change | K | K*chg | Game |
1684 | 1651 | 0.00 | 3 | -1.39 | 40 | -55.60 | |
| Kevin, Su | | | 1883 | USA | 0.00 | 1 | -0.21 | 40 | -8.40 | | Sandeep, Thimmasamudram | | | 1494 | USA | 0.00 | 1 | -0.71 | 40 | -28.40 | | Kevin, Dresher | | | 1674 | USA | 0.00 | 1 | -0.47 | 40 | -18.80 | | 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) | | XXXIII Pan-American Youth Chess Festival - Under 16 Open | Chicago, IL | USA | 2023-08-12 |
Rc | Ro | w | n | change | K | K*chg | Game |
1627 | 1703 | 2.50 | 7 | -1.54 | 40 | -61.60 | |
| May Sanchez, Andres Elias | | | 2066 | MEX | 0.00 | 1 | -0.10 | 40 | -4.00 | | Flores Ordaz, Jorge De Jesus | | | 1564 | MEX | 0.00 | 1 | -0.69 | 40 | -27.60 | | Paulino Leal, Matias | | | 1426 | DOM | 1.00 | 1 | 0.17 | 40 | 6.80 | | Plotnick, Jacob | | | 1303 * | USA | 0.50 | 1 | -0.42 | 40 | -16.80 | | Xu, Andrew | | | 1815 | CAN | 0.00 | 1 | -0.35 | 40 | -14.00 | | Lopez Valladarez, Paul Sebastian | | | 1299 | HON | 1.00 | 1 | 0.08 | 40 | 3.20 | | Tay, Brian | | | 1915 | USA | 0.00 | 1 | -0.23 | 40 | -9.20 | | * Rating difference of more than 400. Please read more at FIDE Handbook | 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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