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Individual Calculations December 2019 |
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| Pettersson, Lars-Ake Total change: -11.00 | |   |
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| Taby Open KM 201920 R2 | Taby | SWE | 2019-10-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1886 | 1729 | 0.50 | 1 | 0.21 | 20 | 4.20 | |
|  Saukkoriipi, Tommi | | | 1886 | FIN | 0.50 | 1 | 0.21 | 20 | 4.20 | |
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) | | | | Hasselbacken Chess Open 2019 Lang | Stockholm | SWE | 2019-11-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1491 | 1708 | 2.00 | 3 | -0.25 | 20 | -5.00 | |
| | Lacko, Sandro | | | 1602 | SWE | 0.00 | 1 | -0.64 | 20 | -12.80 | |  Mossiaguine, Arina | | | 1308 * | SWE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Stordahl, Vidar | | | 1563 | SWE | 1.00 | 1 | 0.31 | 20 | 6.20 | | | * 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) | | | | Lag-DM 2019/2020, div 4 R2 | Stockholm | SWE | 2019-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1618 | 1708 | 0.50 | 1 | -0.12 | 20 | -2.40 | |
| | Hjelmberg, Nicholas | | | 1618 | SWE | 0.50 | 1 | -0.12 | 20 | -2.40 | |
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) | | | | Taby Open KM 201920 R34 | Taby | SWE | 2019-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1645 | 1708 | 0.50 | 2 | -0.66 | 20 | -13.20 | |
| | Hagstrom, Jacob 1994 | | | 1748 | SWE | 0.00 | 1 | -0.44 | 20 | -8.80 | | | Marlid, Johan | | | 1542 | SWE | 0.50 | 1 | -0.22 | 20 | -4.40 | |
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) | | | | Div III 2 2019-20 R2 | Sweden | SWE | 2019-11-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1723 | 1708 | 1.00 | 1 | 0.52 | 20 | 10.40 | |
| | Bragman, Hans | | | 1723 | SWE | 1.00 | 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) | | | | Lag-DM 2019/2020, div 2 R3 | Stockholm | SWE | 2019-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1903 | 1708 | 0.00 | 1 | -0.25 | 20 | -5.00 | |
| | Ljung, Rickard | | | 1903 | SWE | 0.00 | 1 | -0.25 | 20 | -5.00 | |
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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