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Individual Calculations September 2017 |
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| Helin, Mikael Total change: -4.60 | |   |
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| Cellavision Chess Cup 2017 lang | Lund | SWE | 2017-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2038 | 1849 | 2.50 | 4 | 1.48 | 20 | 29.60 | |
|  Karlsson, Jorgen | | | 2065 | SWE | 0.00 | 1 | -0.22 | 20 | -4.40 | |  Karlsson, Ulf | | | 2018 | SWE | 1.00 | 1 | 0.72 | 20 | 14.40 | | | Skoog, Daniel | | | 2024 | SWE | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Petersson, Kjell | | | 2043 | SWE | 1.00 | 1 | 0.75 | 20 | 15.00 | |
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) | | | | Stockholm Open 2017 | Stockholm | SWE | 2017-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1820 | 1849 | 1.50 | 6 | -1.71 | 20 | -34.20 | |
| | Carlsten, Peter | | | 1980 | SWE | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Golkhar, Salim | | | 1636 | SWE | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Sjodin, Bengt | | | 2025 | SWE | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Knoppel, Bjorn | | | 1796 | SWE | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Sandberg, Philip | | | 1825 | SWE | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Eriksson, Bo 1937 | | | 1659 | SWE | 0.00 | 1 | -0.75 | 20 | -15.00 | |
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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