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Individual Calculations November 2021 |
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| Cohen, Lawrence S Total change: -15.60 | |   |
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| 29th Annual Midwest Class Championships - Premier | Wheeling, Illinois | USA | 2021-10-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2059 | 1813 | 0.00 | 4 | -0.78 | 20 | -15.60 | |
|  Bartochowski, Nicholas J | | | 2090 | USA | 0.00 | 1 | -0.17 | 20 | -3.40 | |  Guha, Rohit | | | 2070 | USA | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Stein, Josiah Robert | | | 2059 | USA | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Szpisjak, Steven J | | | 2016 | USA | 0.00 | 1 | -0.24 | 20 | -4.80 | |
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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