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Individual Calculations September 2023 |
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| Wang, Ted Total change: -21.20 | |   |
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| Washington Open - Open | Redmond, WA | USA | 2023-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1882 | 1900 | 2.00 | 4 | -0.08 | 40 | -3.20 | |
|  Toppen-Ryan, Harrison | | | 1679 | USA | 1.00 | 1 | 0.22 | 40 | 8.80 | |  He, Daniel | | | 2134 | USA | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Zhu, Jamie | | | 1668 | USA | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Sprumont, Oscar | | | 2046 | CAN | 0.00 | 1 | -0.30 | 40 | -12.00 | |
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 10 Open | Chicago, IL | USA | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1679 | 1913 | 6.50 | 9 | -0.45 | 40 | -18.00 | |
| | Quispe Farfan, Edgar Matteo | | | 1513 * | PER | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Jani, Aakash | | | 1452 | USA | 1.00 | 1 | 0.05 | 40 | 2.00 | | | Yue, Tariq | | | 1702 | USA | 0.50 | 1 | -0.27 | 40 | -10.80 | | | Goodrich, Elliott | | | 1676 | USA | 0.50 | 1 | -0.30 | 40 | -12.00 | | | Vinales Gonzalez, Enzo Mathias | | | 1633 | PAR | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Guo, Ethan | c | | 1951 | USA | 0.50 | 1 | 0.05 | 40 | 2.00 | | | Cortes Medina, Fernando | | | 1645 | MEX | 0.50 | 1 | -0.33 | 40 | -13.20 | | | Shangin, Lev | | | 1796 | USA | 0.50 | 1 | -0.16 | 40 | -6.40 | | | Jasinski, Alexander | | | 1740 | USA | 1.00 | 1 | 0.27 | 40 | 10.80 | | | * 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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