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Individual Calculations April 2015 |
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| Welling, Gerard Total change: 0.90 | |   |
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| Reykjavik Open 2015 | Reykjavik | ISL | 2015-03-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2233 | 2355 | 6.50 | 10 | 0.09 | 10 | 0.90 | |
|  Moller, Agnar T | | | 1955 * | ISL | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Stray, Gunnar | | | 2065 | NOR | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Kjartansson, Gudmundur | m | | 2491 | ISL | 0.50 | 1 | 0.18 | 10 | 1.80 | | | Brunello, Sabino | g | | 2540 | ITA | 0.00 | 1 | -0.26 | 10 | -2.60 | | | Kenney, Jason | | | 2104 | CAN | 0.50 | 1 | -0.31 | 10 | -3.10 | | | Halldorsson, Jon Arni | | | 2150 | ISL | 1.00 | 1 | 0.24 | 10 | 2.40 | | | Rasmussen, Allan Stig | g | | 2532 | DEN | 0.00 | 1 | -0.27 | 10 | -2.70 | | | Gonzalez Pruneda, Arturo | | | 2131 | ESP | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Olafsson, Thorvardur | | | 2230 | ISL | 0.50 | 1 | -0.17 | 10 | -1.70 | | | Ingvason, Johann | | | 2135 | ISL | 1.00 | 1 | 0.22 | 10 | 2.20 | | | * 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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