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Individual Calculations September 2023 |
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| Zhang, Samuel Total change: 190.00 | |   |
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| 28th annual Bradley Open - Major | Windsor Locks, CT | USA | 2023-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1980 | 1981 | 3.50 | 5 | 0.92 | 40 | 36.80 | |
|  Groff, Jordan | | | 1889 | USA | 1.00 | 1 | 0.37 | 40 | 14.80 | |  Graif, William | f | | 2304 | CAN | 1.00 | 1 | 0.87 | 40 | 34.80 | | | Muthukumar, Haari | | | 1953 | USA | 0.50 | 1 | -0.04 | 40 | -1.60 | | | Kilari, Dattasai | | | 1883 | USA | 0.50 | 1 | -0.13 | 40 | -5.20 | | | Peterson, Ryan Harada | | | 1871 | USA | 0.50 | 1 | -0.15 | 40 | -6.00 | |
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 18 Open | Chicago, IL | USA | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2201 | 1882 | 5.00 | 8 | 3.83 | 40 | 153.20 | |
| | Bansal, Advay | f | | 2279 | USA | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Zong, Davis | c | | 2351 | USA | 0.00 | 1 | -0.05 | 40 | -2.00 | | | Yoo, Eugene | | | 2194 | USA | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Kaplan, Avi Harrison | | | 2090 | USA | 1.00 | 1 | 0.77 | 40 | 30.80 | | | Guha, Rohit | | | 2048 | USA | 1.00 | 1 | 0.72 | 40 | 28.80 | | | Xu, Daniel | f | | 2309 | CAN | 0.50 | 1 | 0.43 | 40 | 17.20 | | | Rajaram, Rohan | c | | 2200 | USA | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Rajanish, Adhvaith | | | 2135 | USA | 1.00 | 1 | 0.81 | 40 | 32.40 | |
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) | | |
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