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Individual Calculations November 2021 |
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| Pullin, Matthew Total change: -54.00 | |   |
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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 |
| 2013 | 1936 | 1.50 | 3 | 0.32 | 20 | 6.40 | |
|  Mangalam, Shreya | | | 2050 | USA | 0.50 | 1 | 0.16 | 20 | 3.20 | |  Guha, Rohit | | | 2070 | USA | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Akintonde, Jimi | | | 1919 | USA | 1.00 | 1 | 0.48 | 20 | 9.60 | |
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) | | | | Lakeshore Chess Inaugural DRR Group A | Chicago, Illinois | USA | 2021-10-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1777 | 1936 | 0.50 | 5 | -3.02 | 20 | -60.40 | |
| | Ebert, Samuel | | | 1796 | USA | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Britt, Jeff | | | 1736 | USA | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Rothschild, Ben | | | 1842 | USA | 0.00 | 1 | -0.63 | 20 | -12.60 | | | Ancheta, Rene | | | 1866 | USA | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Spiegel, Evan | | | 1646 | USA | 0.00 | 1 | -0.84 | 20 | -16.80 | |
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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