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Rapid:
Individual Calculations December 2021 |
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| Pettersson, Jonatan Total change: -3.40 | |   |
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| Hasselbacken Chess Open 2021 snabb | Stockholm | SWE | 2021-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1623 | 1542 | 2.00 | 4 | 0.29 | 20 | 5.80 | |
|  Trost, Edvin | c | | 1977 | SWE | 0.00 | 1 | -0.06 | 20 | -1.20 | |  Ingelman-Sundberg, Simon | | | 1376 | SWE | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Heidarsson, Arnar Milutin | | | 1610 | ISL | 1.00 | 1 | 0.59 | 20 | 11.80 | | | Briem, Benedikt | | | 1527 | ISL | 0.00 | 1 | -0.52 | 20 | -10.40 | |
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) | | | | Uppsala Mote 2021snabb | Uppsala | SWE | 2021-11-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1598 | 1542 | 1.00 | 3 | -0.46 | 20 | -9.20 | |
| | Bergstrom, Assar | | | 1326 | SWE | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Bohman Karlholm, Adrian | | | 2032 | SWE | 0.00 | 1 | -0.04 | 20 | -0.80 | | | Lilliehook, Victor | | | 1437 | SWE | 0.00 | 1 | -0.64 | 20 | -12.80 | |
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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