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Individual Calculations April 2023 |
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| Pettersson, Michael Total change: 11.60 | |   |
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| Skakmot odlinga 2023 Round 3-7 | Reykjavik | ISL | 2023-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1671 | 1393 | 1.50 | 5 | 0.29 | 40 | 11.60 | |
|  Halldorsson, Bragi | | | 2067 | ISL | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Fridthjofsdottir, Sigurl. Regina | | | 1666 | ISL | 0.50 | 1 | 0.33 | 40 | 13.20 | |  Jonatansson, Sigurdur Freyr | | | 1551 | ISL | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Kristbergsson, Bjorgvin | | | 1276 | ISL | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Fridthjofsson, Sigurjon Thor | | | 1796 | ISL | 0.00 | 1 | -0.08 | 40 | -3.20 | |
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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