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Individual Calculations March 2012 |
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| Stopa, John Russel Total change: -19.80 | |   |
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| 35th Cardinal Open | Columbus, Ohio | USA | 2012-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1955 | 2171 | 1.00 | 3 | -1.32 | 15 | -19.80 | |
|  Rust, Lary | | | 1891 | USA | 0.50 | 1 | -0.34 | 15 | -5.10 | |  Ofek, Ariel | | | 2025 | USA | 0.00 | 1 | -0.70 | 15 | -10.50 | | | Friedman, David M | | | 1949 | USA | 0.50 | 1 | -0.28 | 15 | -4.20 | |
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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