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Individual Calculations May 2023 |
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| Porth, Hartmut Total change: -4.20 | |   |
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| HSK-Osteropen 2023 | Hamburg | GER | 2023-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2004 | 1961 | 2.00 | 5 | -0.21 | 20 | -4.20 | |
|  Schmitzer, Klaus | f | | 2239 | GER | 0.50 | 1 | 0.33 | 20 | 6.60 | |  Spiric, Igor | f | | 2259 | SRB | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Brinkmann, Fabian | | | 2187 | GER | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Dawidzinski, Jan | | | 1617 | GER | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Dorendorf, Mika | | | 1716 | GER | 0.50 | 1 | -0.30 | 20 | -6.00 | |
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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