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Individual Calculations August 2017 |
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| Lin, Angela Total change: 78.80 | |   |
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| Panamerican Youth Championship 2017 Girls U-10 | San Jose | CRC | 2017-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1253 | 1120 | 2.00 | 4 | 0.61 | 40 | 24.40 | |
|  Artieda Berru, Ariadna Amely | | | 1481 | ECU | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Brito Carrascal, Isabela | | | 1333 | COL | 0.00 | 1 | -0.23 | 40 | -9.20 | |  Sara, Gupta | | | 1142 | USA | 1.00 | 1 | 0.53 | 40 | 21.20 | | | Pisani Revilla, Andrea Elaine | | | 1057 | VEN | 1.00 | 1 | 0.41 | 40 | 16.40 | |
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) | | | | 2017 North American Youth Chess Championship - U10 Girls | Morristown, New Jersey | USA | 2017-07-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1351 | 1120 | 2.00 | 3 | 1.36 | 40 | 54.40 | |
| | Velea, Sophie | | wc | 1396 | USA | 1.00 | 1 | 0.83 | 40 | 33.20 | | | Jin, Lisa | | | 1306 | USA | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Velea, Stephanie | | | 1350 | USA | 0.00 | 1 | -0.21 | 40 | -8.40 | |
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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