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Individual Calculations April 2015 |
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| Stefansson, Vignir Vatnar Total change: -44.40 | |   |
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| Reykjavik Open 2015 | Reykjavik | ISL | 2015-03-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1983 | 1909 | 2.00 | 8 | -1.31 | 40 | -52.40 | |
|  Bekker-Jensen, Simon | m | | 2309 * | DEN | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Babijczuk, Wojciech | | | 1549 | POL | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Niemann, Hans M | | | 2238 | USA | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Ingvason, Johann | | | 2135 | ISL | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Davidsdottir, Nansy | | | 1641 | ISL | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Einarsson, Halldor Gretar | f | | 2166 | ISL | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Prieto, Alberto | | | 2045 | USA | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Sibiya, Ruddy T | | | 1784 | RSA | 0.00 | 1 | -0.67 | 40 | -26.80 | | | * 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 3rd division Round 5-7 | Reykjavik | ISL | 2015-03-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1982 | 1909 | 1.00 | 2 | 0.20 | 40 | 8.00 | |
| | Gudmundsson, Bjorgvin S | | | 1954 | ISL | 1.00 | 1 | 0.56 | 40 | 22.40 | | | Thorhallsson, Simon | | | 2009 | ISL | 0.00 | 1 | -0.36 | 40 | -14.40 | |
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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