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Individual Calculations September 2023 |
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| Lugo Cruz, Yahir Total change: -35.20 | |   |
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| Verano Clasico-Clase B | Humacao | PUR | 2023-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1269 | 1458 | 0.00 | 1 | -0.75 | 40 | -30.00 | |
|  Ortega Rivera, Gadiel L. | | | 1269 | PUR | 0.00 | 1 | -0.75 | 40 | -30.00 | |
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) | | | | XXXIII Pan-American Youth Chess Festival - Under 14 Open | Chicago, IL | USA | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1530 | 1458 | 3.50 | 8 | -0.13 | 40 | -5.20 | |
|  Tang, Austin | | | 2011 | USA | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Harihara, Vikrant | | | 1140 | CAN | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Colville, Julian | | | 1759 | USA | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Perez Santana, Sebastian D. | | | 1240 | PUR | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Zaragoza Alanis, Miguel Arnulfo | | | 1896 | MEX | 0.00 | 1 | -0.06 | 40 | -2.40 | | | Mane, Arnav | | | 1294 | CAN | 0.50 | 1 | -0.22 | 40 | -8.80 | | | Martinez Lavin Mora, Luca | | | 1257 | MEX | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Qian, Eric | | | 1646 | CAN | 0.00 | 1 | -0.26 | 40 | -10.40 | |
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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