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Individual Calculations May 2019 |
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| Petursson, Gudni Total change: 25.00 | |   |
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| GAMMA Reykjavik Open 2019 | Reykjavik | ISL | 2019-04-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2079 | 2020 | 5.00 | 9 | 1.25 | 20 | 25.00 | |
|  Einarsson, Halldor Gretar | f | | 2279 | ISL | 1.00 | 1 | 0.82 | 20 | 16.40 | |  Prithu, Gupta | m | | 2420 * | IND | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Bewersdorff, Oliver | f | | 2261 | GER | 0.50 | 1 | 0.30 | 20 | 6.00 | | | Omarsson, Adam | | | 1620 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Jacobsen, Mikkel Manosri | f | | 2302 | DEN | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Ghazarian, Kirk | | | 2209 | USA | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Jensson, Erlingur | | | 1620 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Thorhallsson, Simon | | | 2171 | ISL | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Carr, Jay | | | 1832 | USA | 1.00 | 1 | 0.26 | 20 | 5.20 | | | * 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) | | |
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