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Individual Calculations September 2023 |
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| Toro Cruz, Sebastian J. Total change: -14.80 | |   |
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| Verano Clasico-Abierta | Humacao | PUR | 2023-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1868 | 1912 | 4.00 | 5 | 1.33 | 40 | 53.20 | |
|  Kiess Alfonso, Erwin S. | | | 1512 * | PUR | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Zilleruelo Irizarry, Diego | c | | 2121 | PUR | 1.00 | 1 | 0.77 | 40 | 30.80 | | | Pinales Roussel, Gabriel | c | | 1976 | PUR | 0.50 | 1 | 0.09 | 40 | 3.60 | | | Velazquez Rivera, Pedro J. | | | 1719 | PUR | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Mejias Nunez, Rafael E. | c | | 2013 | PUR | 0.50 | 1 | 0.14 | 40 | 5.60 | | | * 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) | | | | XXXIII Pan-American Youth Chess Festival - Under 18 Open | Chicago, IL | USA | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1958 | 1912 | 2.00 | 8 | -1.70 | 40 | -68.00 | |
| | Tanaka, Taira Tyler | f | | 2297 | CAN | 0.50 | 1 | 0.41 | 40 | 16.40 | | | Laddha, Shubh Jayesh | f | | 2397 | USA | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Zhang, Roger | | | 2177 | USA | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Montevilla C., Elias Alejandro | | | 1512 * | BOL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Molina Hun, Hieysson | | | 1763 | GUA | 0.00 | 1 | -0.70 | 40 | -28.00 | | | Laddha, Yash Jayesh | | | 2076 | USA | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Sanchez Ramirez, Alfredo | | | 1753 | MEX | 0.50 | 1 | -0.21 | 40 | -8.40 | | | Sifuentes Alcantara, Jhony Sebas | | | 1690 | PER | 0.00 | 1 | -0.78 | 40 | -31.20 | | | * 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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