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Individual Calculations November 2021 |
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| Jonsson, Gauti Pall Total change: 12.40 | |   |
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| Icelandic Team Chess Championship 2021-22 - 1st div. Round 1-4 | Reykjavik | ISL | 2021-10-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1939 | 2045 | 2.00 | 4 | -0.48 | 20 | -9.60 | |
|  Haraldsson, Haraldur | | | 1896 | ISL | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Sigurdsson, Pall | | | 1919 | ISL | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Jonsson, Birgir | | | 1645 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Lagerman, Robert | f | | 2297 | ISL | 0.50 | 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) | | | | OBRO 85 Aars jubilaum | Kobenhavn | DEN | 2021-10-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2228 | 2045 | 3.50 | 9 | 1.10 | 20 | 22.00 | |
| | Larsen, Karsten | f | | 2252 | DEN | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Rendboe, John Filip | f | | 2169 | DEN | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Ramsdal, Jens Albert | f | | 2261 | DEN | 0.50 | 1 | 0.28 | 20 | 5.60 | | | Simonsen, Carsten | | | 2218 | DEN | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Jacobsen, Mikkel Manosri | f | | 2293 | DEN | 0.50 | 1 | 0.31 | 20 | 6.20 | | | Ermitsch, Magnus | | | 2086 | GER | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Akdag, Dara | | | 2199 | DEN | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Porte, Henrik | | | 2170 | NED | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Korley, Kassa | m | | 2407 | DEN | 0.00 | 1 | -0.10 | 20 | -2.00 | |
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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