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Individual Calculations October 2023 |
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| Lee, Justin Total change: 80.80 | |   |
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| 2023 Illinois Open State Championship - Open section | Northbrook, IL | USA | 2023-09-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1777 | 1424 | 1.00 | 3 | 0.65 | 40 | 26.00 | |
|  Rao, Anjaneya Sripathy | | | 1866 | USA | 0.00 | 1 | -0.06 | 40 | -2.40 | |  Elgat, Adam | | | 1670 | USA | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Brock, William H | | | 1796 | USA | 1.00 | 1 | 0.90 | 40 | 36.00 | |
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) | | | | CCC Monthly Swiss September 2023 | Chicago, IL | USA | 2023-09-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1589 | 1424 | 2.50 | 4 | 1.37 | 40 | 54.80 | |
| | Yu, Matthew | | | 1572 | USA | 1.00 | 1 | 0.70 | 40 | 28.00 | | | Sax, Robert David | | | 1609 | USA | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Rajeshkumar, Rahul | | | 1569 | USA | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Chen, Megan | | | 1605 | USA | 1.00 | 1 | 0.74 | 40 | 29.60 | |
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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