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Individual Calculations May 2012 |
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| Ornolfsson, Magnus P Total change: 6.60 | |   |
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| Icelandic Team Championship 2011-2012 1 div Round 5-7 | Selfoss | ISL | 2012-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2331 | 2175 | 1.00 | 3 | 0.09 | 15 | 1.35 | |
|  Thorsteinsson, Arnar | | | 2205 | ISL | 0.50 | 1 | 0.04 | 15 | 0.60 | | | Ziska, Helgi Dam | m | | 2456 | FAI | 0.00 | 1 | -0.16 | 15 | -2.40 | |  Johannesson, Ingvar Thor | f | | 2331 | ISL | 0.50 | 1 | 0.21 | 15 | 3.15 | |
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) | | | | Reykjavik Chess Open 2012 | Reykjavik | ISL | 2012-03-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2151 | 2175 | 5.00 | 9 | 0.35 | 15 | 5.25 | |
| | Vignisson, Ingvar Egill | | | 1775 * | ISL | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Bartholomew, John | m | | 2440 | USA | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Andersen, Daniel | f | | 1879 | DEN | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Arngrimsson, Dagur | m | | 2361 | ISL | 0.50 | 1 | 0.24 | 15 | 3.60 | | | Mertens, Heiko | | | 2336 | GER | 0.50 | 1 | 0.21 | 15 | 3.15 | | | Moen, Andreas | f | | 2360 | NOR | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Sigurjonsson, Siguringi | | | 1944 | ISL | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Michalczak, Thomas | f | | 2326 | GER | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Johannsson, Orn Leo | | | 1939 | ISL | 1.00 | 1 | 0.20 | 15 | 3.00 | | | * 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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