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Rapid:
Individual Calculations December 2019 |
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| Pettersson, Lars 1954 Total change: 23.80 | |   |
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| Hasselbacken Chess Open 2019 snabb | Stockholm | SWE | 2019-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1706 | 1721 | 2.00 | 2 | 0.96 | 20 | 19.20 | |
|  Bergstrom, Goran | | | 1647 | SWE | 1.00 | 1 | 0.40 | 20 | 8.00 | |  Qwarfort, Fredrik | | | 1764 | SWE | 1.00 | 1 | 0.56 | 20 | 11.20 | |
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) | | | | Uppsala Mote 2019 snabb | Uppsala | SWE | 2019-11-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1911 | 1721 | 1.00 | 3 | 0.23 | 20 | 4.60 | |
| | Isaksson, Per | | | 1990 | SWE | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Nyberg, Bo | | | 1821 | SWE | 1.00 | 1 | 0.64 | 20 | 12.80 | | | Bytar, Peter | | | 1922 | SWE | 0.00 | 1 | -0.24 | 20 | -4.80 | |
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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