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Individual Calculations February 2016 |
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| Koch, Ralf-Johannes Total change: 7.20 | |   |
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| 1.Offenes HSK Weihnachtsopen 2015 | Hamburg | GER | 2015-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1897 | 1751 | 2.00 | 5 | 0.36 | 20 | 7.20 | |
|  Welsh, Michael | | | 2023 | IRL | 1.00 | 1 | 0.83 | 20 | 16.60 | |  Bracker, Arne | | | 2151 * | GER | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Becker, Thomas | | | 1944 | GER | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Mi, Gufeng | | | 1455 | GER | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Dunne, Paul | | | 1913 | IRL | 0.00 | 1 | -0.29 | 20 | -5.80 | | | * 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) | | |
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