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Individual Calculations August 2017 |
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| Foerster-Yialamas, Lucas Total change: -94.80 | |   |
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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 |
| 1511 | 1725 | 4.50 | 7 | -0.78 | 40 | -31.20 | |
|  Clarke, Kishan | | | 1359 | JAM | 1.00 | 1 | 0.10 | 40 | 4.00 | |  Vilca Torres, Ludwing Wily | | | 1504 | PER | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Gao, Marvin | c | | 1525 | USA | 0.50 | 1 | -0.26 | 40 | -10.40 | | | Li, Eric | | | 1770 | USA | 0.00 | 1 | -0.44 | 40 | -17.60 | | | Chong, Joshua Ethan | | | 1391 | USA | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Atanasov, Anthony | c | | 1592 | CAN | 0.00 | 1 | -0.68 | 40 | -27.20 | | | Caceres Sandoval, Eduardo | | | 1436 | PER | 1.00 | 1 | 0.16 | 40 | 6.40 | |
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 | Morristown, New Jersey | USA | 2017-07-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1478 | 1725 | 1.50 | 4 | -1.59 | 40 | -63.60 | |
| | Park, Evan | | | 1582 | USA | 0.00 | 1 | -0.69 | 40 | -27.60 | | | Murgescu, Adi | | | 1679 | USA | 0.00 | 1 | -0.56 | 40 | -22.40 | | | Pearl, Reagan | | | 1325 * | USA | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Srinivas, Atharva | | | 1325 * | CAN | 1.00 | 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) | | |
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