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Individual Calculations December 2017 |
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| Welsh, Michael Total change: 15.00 | |   |
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| Landesliga Hamburg 2017/2018 November 2017 | Hamburg | GER | 2017-11-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1930 | 2023 | 1.00 | 1 | 0.37 | 20 | 7.40 | |
|  Markovic, Daniel | | | 1930 | GER | 1.00 | 1 | 0.37 | 20 | 7.40 | |
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) | | | | Deutsche Schach-Amateurmeisterschaft 2017-2018 Q2 B | Magdeburg | GER | 2017-11-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2006 | 2023 | 3.00 | 5 | 0.38 | 20 | 7.60 | |
|  Schmidt, Peter | | | 1917 | GER | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Leyrer, Thomas | | | 1914 | GER | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Thesing, Ansgar | | | 1990 | GER | 0.50 | 1 | -0.05 | 20 | -1.00 | | | Thomas, Ingo | | | 2095 | GER | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Niesel, Matthias | | | 2113 | GER | 0.50 | 1 | 0.12 | 20 | 2.40 | |
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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