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Individual Calculations October 2018 |
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| Marshall, Calvin Total change: 12.40 | |   |
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| 74th Ohio Chess Congress | Cincinnati, Ohio | USA | 2018-09-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1969 | 1814 | 1.50 | 4 | 0.31 | 40 | 12.40 | |
|  Mills, James | | | 2045 | USA | 0.00 | 1 | -0.21 | 40 | -8.40 | |  Frentz, Alexander | | | 1984 | USA | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Larkin, Duane | | | 1891 | USA | 1.00 | 1 | 0.61 | 40 | 24.40 | | | Andreas, Peter | | | 1954 | USA | 0.50 | 1 | 0.19 | 40 | 7.60 | |
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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