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Individual Calculations April 2018 |
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| Ptacnikova, Lenka Total change: -2.20 | |   |
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| Icelandic Team Championship 2017-18 - 1st division Round 6-9 | Reykjavik | ISL | 2018-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2375 | 2200 | 0.50 | 4 | -0.60 | 20 | -12.00 | |
|  Karlsson, Bjorn-Ivar | f | | 2321 | ISL | 0.00 | 1 | -0.34 | 20 | -6.80 | |  Sjodahl, Pontus | m | | 2408 | SWE | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Thybo, Jesper Sondergaard | m | | 2470 | DEN | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Stefansson, Vignir Vatnar | f | | 2300 | ISL | 0.50 | 1 | 0.14 | 20 | 2.80 | |
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) | | | | GAMMA Reykjavik Open 2018 - Bobby Fischer Memorial | Reykjavik | ISL | 2018-03-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2148 | 2200 | 5.50 | 9 | 0.49 | 20 | 9.80 | |
| | Stefansson, Hannes | g | | 2533 | ISL | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Jacobsen, Heidrikur T. | | | 1887 | FAI | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Atanasov, Anthony | c | | 1800 * | CAN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Fenil, Shah | f | | 2346 | IND | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Runarsson, Gunnar | | | 1993 | ISL | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Hamitevici, Vladimir | g | | 2512 | MDA | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Haraldsson, Haraldur | | | 1963 | ISL | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Davidsson, Oskar Vikingur | | | 1882 | ISL | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Norowitz, Yaacov | m | | 2412 | USA | 0.50 | 1 | 0.27 | 20 | 5.40 | | | * 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) | | |
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