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Individual Calculations August 2017 |
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| Li, Eric Total change: 52.00 | |   |
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| Panamerican Youth Championship 2017 U-10 | San Jose | CRC | 2017-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1593 | 1770 | 6.50 | 8 | 0.88 | 40 | 35.20 | |
|  Jodorcovsky, Alejandro David | | | 1370 * | PAR | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Caceres Sandoval, Eduardo | | | 1436 | PER | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Rama, Tejas | | | 1445 | USA | 0.50 | 1 | -0.37 | 40 | -14.80 | | | Levine, Joseph | | | 1841 | USA | 1.00 | 1 | 0.60 | 40 | 24.00 | | | Foerster-Yialamas, Lucas | c | | 1725 | USA | 1.00 | 1 | 0.44 | 40 | 17.60 | | | Prestia, Frank | | | 1621 | USA | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Campos Gomez, Manuel | | | 1780 | COL | 0.50 | 1 | 0.01 | 40 | 0.40 | | | Gao, Marvin | c | | 1525 | USA | 0.50 | 1 | -0.30 | 40 | -12.00 | | | * 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) | | | | 2017 Peoples Tournament | Berkeley, California | USA | 2017-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1991 | 1770 | 1.50 | 3 | 0.77 | 40 | 30.80 | |
| | Sarafian, Greg | | | 1862 | USA | 1.00 | 1 | 0.63 | 40 | 25.20 | | | Ravuri, Vinesh | | | 1940 | USA | 0.50 | 1 | 0.22 | 40 | 8.80 | | | O`connor, Derek | | | 2170 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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) | | | | Bay Area Chess Mid Summer Night Championship | Milpitas, California | USA | 2017-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1962 | 1770 | 0.50 | 3 | -0.35 | 40 | -14.00 | |
| | Banik, Siddharth G | | | 2170 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Kolay, Alex | | | 1922 | USA | 0.50 | 1 | 0.20 | 40 | 8.00 | | | Tang, Michael | | | 1795 | USA | 0.00 | 1 | -0.47 | 40 | -18.80 | | | * 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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