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Individual Calculations July 2021 |
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| Wang, William Jan Total change: 30.80 | |   |
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| 8th Cherry Blossom Classic - Under 2000 | Dulles, Virginia | USA | 2021-05-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1648 | 1707 | 1.50 | 3 | -0.23 | 40 | -9.20 | |
|  Naylor, Carla | | | 1595 | USA | 0.50 | 1 | -0.15 | 40 | -6.00 | | | Dommalapati, Abhinay | | | 1815 | USA | 1.00 | 1 | 0.65 | 40 | 26.00 | | | Vishwa, Susheel | | | 1535 | USA | 0.00 | 1 | -0.73 | 40 | -29.20 | |
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) | | | | 15th Annual Philadelphia Open - Under 2100 | Philadelphia, Pennsylvania | USA | 2021-06-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1931 | 1707 | 1.50 | 2 | 1.00 | 40 | 40.00 | |
|  Guevara-Rodriguez, Mario | | | 2100 | MEX | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Harmatz, Elia Samuel | | | 1762 | USA | 1.00 | 1 | 0.58 | 40 | 23.20 | |
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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