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Individual Calculations March 2012 |
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| Chastukhin, Oleksandr Total change: 32.70 | |   |
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| 2012 Holiday Blues | Dayton, Ohio | USA | 2012-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2005 | 2127 | 4.00 | 4 | 1.34 | 30 | 40.20 | |
|  Ofek, Ariel | | | 2025 | USA | 1.00 | 1 | 0.36 | 30 | 10.80 | |  Whorton Jr, Les P | | | 2058 | USA | 1.00 | 1 | 0.40 | 30 | 12.00 | | | Hollinberger, Drew | | | 1988 | USA | 1.00 | 1 | 0.31 | 30 | 9.30 | | | Friedman, David M | | | 1949 | USA | 1.00 | 1 | 0.27 | 30 | 8.10 | |
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) | | | | 35th Cardinal Open | Columbus, Ohio | USA | 2012-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1984 | 2127 | 2.50 | 4 | -0.25 | 30 | -7.50 | |
| | Kasiurak, Zach | | | 1985 | USA | 0.00 | 1 | -0.69 | 30 | -20.70 | | | Rust, Lary | | | 1891 | USA | 0.50 | 1 | -0.30 | 30 | -9.00 | | | Notter, Justin F | | | 2076 | USA | 1.00 | 1 | 0.43 | 30 | 12.90 | | | Song, Edward | | | 1982 | CAN | 1.00 | 1 | 0.31 | 30 | 9.30 | |
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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