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Individual Calculations April 2023 |
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| Ridnert, Goran Total change: -5.20 | |   |
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| Solna varturnering 2023 R23 | Sundbyberg | SWE | 2023-02-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1620 | 1747 | 1.50 | 2 | 0.16 | 20 | 3.20 | |
|  Tarighati, Ala | | | 1665 | SWE | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Groenewegen, Niels | | | 1574 | SWE | 0.50 | 1 | -0.23 | 20 | -4.60 | |
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) | | | | Stockholmsserien 2022-2023, div 4 R67 | Stockholm | SWE | 2023-03-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1899 | 1749 | 0.00 | 1 | -0.30 | 20 | -6.00 | |
| | Lindblad, Tomas | | | 1899 | SWE | 0.00 | 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) | | | | Allsv Div II 3 2022-23 R567 | Sweden | SWE | 2023-03-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1697 | 1749 | 1.00 | 2 | -0.13 | 20 | -2.60 | |
| | Bergman, Axel | | | 1571 | SWE | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Kallstrom, Michael | | | 1822 | SWE | 0.00 | 1 | -0.40 | 20 | -8.00 | |
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) | | | | Stockholmsmasterskapet 2023 R123 | Stockholm | SWE | 2023-03-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1742 | 1749 | 2.00 | 3 | 0.25 | 20 | 5.00 | |
| | Kingsley, Elias | | | 1349 * | SWE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Thorn, Eric | f | | 2386 | SWE | 0.00 | 1 | -0.01 | 20 | -0.20 | |  Soreby, Stefan | | | 1491 | SWE | 1.00 | 1 | 0.18 | 20 | 3.60 | | | * 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) | | | | Solna varturnering 2023 R45 | Sundbyberg | SWE | 2023-03-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1642 | 1749 | 1.00 | 2 | -0.24 | 20 | -4.80 | |
| | Hellmark, Magnus | | | 1832 | SWE | 0.00 | 1 | -0.39 | 20 | -7.80 | | | Kihlberg, Johan | | | 1452 | SWE | 1.00 | 1 | 0.15 | 20 | 3.00 | |
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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