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Individual Calculations April 2015 |
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| Birkisson, Bjorn Holm Total change: 4.00 | |   |
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| Reykjavik Open 2015 | Reykjavik | ISL | 2015-03-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1870 | 1845 | 3.50 | 8 | -0.16 | 40 | -6.40 | |
|  Soors, Stef | m | | 2245 * | BEL | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Kristbergsson, Bjorgvin | | | 1445 * | ISL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Gonzalez Pruneda, Arturo | | | 2131 | ESP | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Thorhallsson, Gylfi | | | 2084 | ISL | 0.00 | 1 | -0.20 | 40 | -8.00 | | | D Aste, Federico | | | 1499 | ITA | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Martinez Lopez, Jaime | | | 2044 | ESP | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Ragnarsson, Heimir Pall | | | 1497 | ISL | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Cabello Aguilar, Enrique | | | 2015 | ESP | 0.50 | 1 | 0.22 | 40 | 8.80 | | | * 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) | | | | Icelandic Team Championship 2014-15 4th division Round 5-7 | Reykjavik | ISL | 2015-03-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1518 | 1845 | 2.00 | 2 | 0.26 | 40 | 10.40 | |
| | Hjaltalin, Thor | | | 1545 | ISL | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Finnsson, Johann Arnar | | | 1491 | ISL | 1.00 | 1 | 0.11 | 40 | 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) | | |
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