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Individual Calculations February 2019 |
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| Osten, Sonja Total change: -18.80 | |   |
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| 4. Krefelder Weihnachtsopen 2018 | Krefeld | GER | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1728 | 1465 | 1.00 | 6 | -0.17 | 40 | -6.80 | |
|  Ebert, Juergen | | | 1865 * | GER | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Halfmann, Peter | | | 1720 | GER | 0.50 | 1 | 0.31 | 40 | 12.40 | |  Spreu, Joerg | | | 1583 | GER | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Schumacher, Peter | | | 1661 | GER | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Coenen, Siegfried | | | 1865 * | GER | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Wouatong Nguebdob, Henock Landry | | | 1675 | GER | 0.00 | 1 | -0.23 | 40 | -9.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | Niederrhein Jugendeinzelmeisterschaft 2019 U16w | Kranenburg | GER | 2019-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1537 | 1465 | 0.50 | 2 | -0.30 | 40 | -12.00 | |
| | Kublanov, Elizabeth | | | 1575 | GER | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Fourre, Lexane | | | 1498 | FRA | 0.50 | 1 | 0.05 | 40 | 2.00 | |
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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