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Individual Calculations October 2021 |
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| Li, David Tongjia Total change: -10.80 | |   |
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| 2021 Illinois Open State Championship - Open | Northbrook, Illinois | USA | 2021-09-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1587 | 1619 | 3.50 | 7 | -0.27 | 40 | -10.80 | |
|  Starkman, Eric | | | 1779 | USA | 0.00 | 1 | -0.29 | 40 | -11.60 | |  Mu, Grant | | | 1636 | USA | 0.00 | 1 | -0.48 | 40 | -19.20 | | | Huang, Elton | | | 1584 | USA | 0.00 | 1 | -0.55 | 40 | -22.00 | | | Kartha, Rohit | | | 1559 | USA | 1.00 | 1 | 0.42 | 40 | 16.80 | | | Hernandez, Hector R | | | 1595 | MEX | 0.50 | 1 | -0.03 | 40 | -1.20 | | | Shrigadi, Aryan | | | 1336 | USA | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Stinson, Marcus | | | 1618 | USA | 1.00 | 1 | 0.50 | 40 | 20.00 | |
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) | | |
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