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Individual Calculations January 2009 |
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| Reutimann, Hans Peter Total change: 52.05 | |   |
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| 8. Winterthurer Schachwoche/Int. Open | Winterthur | SUI | 2008-10-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1921 | 1761 | 2.00 | 3 | 1.11 | 15 | 16.65 | |
|  Trachsel, Peter | | | 1970 | SUI | 1.00 | 1 | 0.77 | 15 | 11.55 | | | Ernst, Heinz | | | 2003 | SUI | 0.00 | 1 | -0.20 | 15 | -3.00 | |  Montanari, Josef | | | 1790 | SUI | 1.00 | 1 | 0.54 | 15 | 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) | | | | 34th Guernsey International Open | Guernsey | GCI | 2008-10-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2019 | 1761 | 3.50 | 6 | 2.36 | 15 | 35.40 | |
| | Van Ingen, Ton | | | 2051 | NED | 0.50 | 1 | 0.34 | 15 | 5.10 | | | Norman, Kenneth | c | | 2111 | ENG | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Guttridge, David | | | 1992 | ENG | 1.00 | 1 | 0.79 | 15 | 11.85 | | | De Kruif, Kees | | | 2038 | NED | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Cummins, John | | | 1919 | GCI | 1.00 | 1 | 0.71 | 15 | 10.65 | | | Murray, Steve | | | 2005 | SCO | 1.00 | 1 | 0.80 | 15 | 12.00 | |
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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