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Individual Calculations September 2023 |
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| Zhang, Roger Total change: -17.60 | |   |
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| XXXIII Pan-American Youth Chess Festival - Under 18 Open | Chicago, IL | USA | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2078 | 2177 | 5.00 | 9 | -0.44 | 40 | -17.60 | |
|  Sifuentes Alcantara, Jhony Sebas | | | 1777 * | PER | 0.50 | 1 | -0.42 | 40 | -16.80 | |  Guha, Rohit | | | 2048 | USA | 0.00 | 1 | -0.67 | 40 | -26.80 | | | Toro Cruz, Sebastian J. | | | 1912 | PUR | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Molina Hun, Hieysson | | | 1763 | GUA | 1.00 | 1 | 0.07 | 40 | 2.80 | | | Shlyakhtenko, Robert | m | | 2403 | USA | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Laddha, Yash Jayesh | | | 2076 | USA | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Zong, Davis | c | | 2351 | USA | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Hu, Merric | | | 2060 | USA | 0.50 | 1 | -0.16 | 40 | -6.40 | | | Xu, Daniel | f | | 2309 | CAN | 1.00 | 1 | 0.68 | 40 | 27.20 | | | * 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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