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Individual Calculations September 2023 |
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| Liu, Aiden Q Total change: -53.60 | |   |
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| 1000GM 2023 June Scheveningen Group 1 | Milpitas, California | USA | 2023-06-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2175 | 2224 | 4.50 | 6 | 1.09 | 20 | 21.80 | |
|  Castillo Coca, Mairebis | | wf | 2110 | CUB | 1.00 | 1 | 0.34 | 20 | 6.80 | |  Gracia Alvarez, Gerardo | f | | 2222 | MEX | 1.00 | 1 | 0.50 | 20 | 10.00 | | | Zapata, Karen | | wm | 2094 | ESP | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Pinzon, Jairo David | | | 2220 | COL | 0.50 | 1 | -0.01 | 20 | -0.20 | | | Santos Flores, Alberto | m | | 2164 | ECU | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Rivera, Ingris | | wm | 2239 | COL | 0.50 | 1 | 0.02 | 20 | 0.40 | |
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) | | | | 2023 1000GM Independence Day Scheveningen # 3 | Sunnyvale, CA | USA | 2023-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2198 | 2339 | 1.00 | 5 | -2.45 | 20 | -49.00 | |
| | Heimann, Alexander | | | 2265 | USA | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Lizak, Jakub | | | 2209 | POL | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Gonzalez Galvan, Juan Manuel | f | | 2184 | ESP | 0.00 | 1 | -0.71 | 20 | -14.20 | | | Morris-Suzuki, Sophie | | wf | 2165 | USA | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Morris-Suzuki, Sophie | | wf | 2165 | USA | 0.00 | 1 | -0.73 | 20 | -14.60 | |
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 12 Open | Chicago, IL | USA | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1872 | 2339 | 7.00 | 9 | -1.32 | 20 | -26.40 | |
| | Castillo Aguilar, Angel Emilio | | | 1939 * | HON | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Rana, Oliver | | | 1599 | USA | 1.00 | 1 | 0.00 | 20 | 0.00 | | | Jammalamadaka, Vihaan | | | 1812 | USA | 1.00 | 1 | 0.03 | 20 | 0.60 | | | Martinez Flores, Matias | | | 1740 | MEX | 1.00 | 1 | 0.02 | 20 | 0.40 | | | Jing, Andrew | | | 1891 | USA | 1.00 | 1 | 0.06 | 20 | 1.20 | | | Sun, Ryan | c | | 2142 | USA | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Zhong, Ryan Yunhui | | | 1751 | CAN | 1.00 | 1 | 0.02 | 20 | 0.40 | | | Lu, Yiding | | | 1973 | USA | 0.00 | 1 | -0.90 | 20 | -18.00 | | | Luger, Sam | | | 1998 | USA | 1.00 | 1 | 0.12 | 20 | 2.40 | | | * 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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