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Individual Calculations September 2023 |
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| Deng, Henry Total change: -3.60 | |   |
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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 | 2163 | 3.00 | 6 | 0.09 | 20 | 1.80 | |
|  Zapata, Karen | | wm | 2094 | ESP | 1.00 | 1 | 0.40 | 20 | 8.00 | |  Rivera, Ingris | | wm | 2239 | COL | 1.00 | 1 | 0.60 | 20 | 12.00 | | | Gracia Alvarez, Gerardo | f | | 2222 | MEX | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Santos Flores, Alberto | m | | 2164 | ECU | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Castillo Coca, Mairebis | | wf | 2110 | CUB | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Pinzon, Jairo David | | | 2220 | COL | 0.00 | 1 | -0.42 | 20 | -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) | | | | 13th Annual Barber National Tournament of Middle School State Champions | Grand Rapids, Michigan | USA | 2023-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1960 | 2212 | 3.50 | 5 | -0.27 | 20 | -5.40 | |
| | Kodihalli, Kaustubh | | | 1708 | USA | 0.00 | 1 | -0.96 | 20 | -19.20 | | | Panda, Aaradhya | | | 1812 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Ren, Jesse | | | 2075 | USA | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Rao, Anjaneya Sripathy | | | 1851 | USA | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Zhao, Erick | f | | 2355 | USA | 0.50 | 1 | 0.19 | 20 | 3.80 | | | * 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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