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Individual Calculations August 2022 |
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| Tu, Lawrence Total change: 15.20 | |   |
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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 |
| 1702 | 1644 | 2.50 | 6 | -0.06 | 40 | -2.40 | |
|  Chu, Xiaoman | | | 1759 | CHN | 0.50 | 1 | 0.16 | 40 | 6.40 | |  Redfield, Grant | | | 1873 | USA | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Gorelik, Dimitry | | | 1678 | USA | 0.00 | 1 | -0.45 | 40 | -18.00 | | | Nozaki, Mao | | | 1575 | USA | 1.00 | 1 | 0.40 | 40 | 16.00 | | | McPherson, Kevin | | | 1917 | USA | 1.00 | 1 | 0.83 | 40 | 33.20 | | | Johnson, Jeffery W | | | 1412 | USA | 0.00 | 1 | -0.79 | 40 | -31.60 | |
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) | | | | 27th annual Bradley Open Under 2100 | Windsor Locks, CT | USA | 2022-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1603 | 1644 | 1.00 | 1 | 0.44 | 40 | 17.60 | |
| | Qiao, Ethan | | | 1603 | USA | 1.00 | 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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