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Individual Calculations September 2023 |
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| Tang, Andrew Total change: -19.00 | |   |
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| 1st Annual Pennsylvania Classic | Langhorne, Pennsylvania | USA | 2023-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2054 | 2523 | 2.00 | 3 | -0.84 | 10 | -8.40 | |
|  Guido, Kampel | | | 2123 * | ARG | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Benjamin, Johnson | | | 1961 | USA | 1.00 | 1 | 0.02 | 10 | 0.20 | | | Cm, David Zhurbinsky | c | | 2077 | USA | 0.00 | 1 | -0.94 | 10 | -9.40 | | | * 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) | | | | 10th Annual Washington International - Championship | Rockville, MD | USA | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2274 | 2523 | 6.00 | 9 | -1.06 | 10 | -10.60 | |
| | Liang, Yu-Cheng | | | 2228 | USA | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Adewumi, Tanitoluwa | f | | 2277 | USA | 0.00 | 1 | -0.81 | 10 | -8.10 | | | Brady, Tyson | | | 2168 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Chabris, Christopher F | c | | 2123 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Srivatshav P, Rahul | g | | 2481 | IND | 0.50 | 1 | -0.06 | 10 | -0.60 | | | Girsh, Daniel | | | 2200 | USA | 0.50 | 1 | -0.37 | 10 | -3.70 | | | Corrales Jimenez, Fidel | g | | 2554 | USA | 0.00 | 1 | -0.46 | 10 | -4.60 | | | Titus, Andrew Lewis | | | 2153 | USA | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Tanenbaum, Zachary | c | | 2279 | USA | 1.00 | 1 | 0.20 | 10 | 2.00 | | | * 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) | | |
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