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Individual Calculations January 2009 |
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| Tobisch, John Total change: -5.25 | |   |
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| Atkins Memorial Open | Leicester | ENG | 2008-10-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1969 | 1896 | 1.00 | 3 | -0.21 | 25 | -5.25 | |
|  Quinn, Joseph R | | | 1846 | ENG | 0.50 | 1 | -0.07 | 25 | -1.75 | |  Coates, David H | | | 2013 | ENG | 0.50 | 1 | 0.16 | 25 | 4.00 | | | Kirby, Peter J. | | | 2049 | GCI | 0.00 | 1 | -0.30 | 25 | -7.50 | |
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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