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Individual Calculations September 2021 |
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| Lancman, Kyle B. Total change: 39.60 | |   |
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| 4th Annual Peter Henner Memorial - Major | Albany, New York | USA | 2021-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1982 | 1817 | 2.00 | 4 | 0.81 | 40 | 32.40 | |
|  Calderon, Zachary | | | 2147 | USA | 0.50 | 1 | 0.38 | 40 | 15.20 | |  Wang, Ellen | | wm | 2007 | USA | 1.00 | 1 | 0.75 | 40 | 30.00 | | | Jefferson, Matheu | | | 1989 | USA | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Ye, Stephen | | | 1783 | USA | 0.50 | 1 | -0.05 | 40 | -2.00 | |
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) | | | | 51st Annual Continental Open - Under 2200 | Sturbridge, Massachusetts | USA | 2021-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1752 | 1842 | 2.00 | 3 | 0.18 | 40 | 7.20 | |
| | Cao, Joy | | | 1719 | USA | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Barash, Anton | | | 1984 | USA | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Tu, Lawrence | | | 1554 | USA | 1.00 | 1 | 0.16 | 40 | 6.40 | |
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) | | |
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