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Individual Calculations December 2019 |
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| Pettersson, Tobias Total change: 16.20 | |   |
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| Div I 1 2019-20 R12 | Sweden | SWE | 2019-10-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1854 | 2081 | 1.50 | 2 | 0.00 | 20 | 0.00 | |
|  Sundin, Thommy | | | 2026 | SWE | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Hansson, Henrik | | | 1681 * | SWE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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) | | | | Norrbotten Open DM 2019 | Haparanda | SWE | 2019-10-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1895 | 2081 | 4.50 | 5 | 0.81 | 20 | 16.20 | |
| | Astrom, Anders | | | 1827 | SWE | 1.00 | 1 | 0.19 | 20 | 3.80 | |  Lehtonen, Simo | | | 1966 | FIN | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Sergeev, Alexey B. | | | 1972 | RUS | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Rova, Per-Olov | | | 1844 | SWE | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Everzov, Igor N. | | | 1867 | RUS | 0.50 | 1 | -0.27 | 20 | -5.40 | |
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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