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Individual Calculations August 2022 |
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| Qiao, Ethan Total change: -130.40 | |   |
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| 50th Annual World Open - Under 2200 | Philadelphia, Pennsylvania | USA | 2022-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1668 | 1617 | 0.00 | 6 | -2.59 | 40 | -103.60 | |
|  Kerimkulov, Omurbek | | | 1818 | KGZ | 0.00 | 1 | -0.24 | 40 | -9.60 | |  Rigai, Jon | | | 1618 | USA | 0.00 | 1 | -0.50 | 40 | -20.00 | | | Tang, Austin | | | 1676 | USA | 0.00 | 1 | -0.42 | 40 | -16.80 | | | He, Henry | | | 1813 | USA | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Yadawad, Ansh | | | 1713 | USA | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Gong, Andrew | | | 1367 | USA | 0.00 | 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) | | | | 27th annual Bradley Open Under 2100 | Windsor Locks, CT | USA | 2022-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1729 | 1603 | 0.00 | 2 | -0.67 | 40 | -26.80 | |
| | He, Henry | | | 1813 | USA | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Tu, Lawrence | | | 1644 | USA | 0.00 | 1 | -0.44 | 40 | -17.60 | |
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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