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Individual Calculations April 2015 |
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| Kjartansson, Gudmundur Total change: -20.40 | |   |
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| European Individual Chess Championship 2015 | Jerusalem | ISR | 2015-02-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2423 | 2484 | 5.50 | 11 | -0.63 | 10 | -6.30 | |
|  Lukin, Elisha | | | 2084 * | ISR | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Solak, Dragan | g | | 2607 | TUR | 0.00 | 1 | -0.33 | 10 | -3.30 | | | Hasidovsky, Michael | | | 2187 | ISR | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Khairullin, Ildar | g | | 2629 | RUS | 0.00 | 1 | -0.31 | 10 | -3.10 | | | Drori, Saar | c | | 2173 | ISR | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Romanov, Evgeny | g | | 2625 | RUS | 0.00 | 1 | -0.31 | 10 | -3.10 | | | Gorodetzky, David | | | 2210 | ISR | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Iordachescu, Viorel | g | | 2590 | MDA | 0.00 | 1 | -0.36 | 10 | -3.60 | | | Manakova, Maria | | wg | 2318 | SRB | 1.00 | 1 | 0.28 | 10 | 2.80 | | | Erdos, Viktor | g | | 2615 | HUN | 0.50 | 1 | 0.18 | 10 | 1.80 | | | Swiercz, Dariusz | g | | 2617 | POL | 0.00 | 1 | -0.32 | 10 | -3.20 | | | * 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) | | | | Reykjavik Open 2015 | Reykjavik | ISL | 2015-03-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2294 | 2491 | 5.00 | 10 | -2.34 | 10 | -23.40 | |
| | Baldvinsson, Loftur | | | 2091 * | ISL | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Johannesson, Oliver | | | 2212 | ISL | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Welling, Gerard | m | | 2355 | NED | 0.50 | 1 | -0.18 | 10 | -1.80 | | | Gulamali, Kazim | f | | 2356 | USA | 0.50 | 1 | -0.18 | 10 | -1.80 | | | Bisby, Daniel L | f | | 2321 | ENG | 1.00 | 1 | 0.28 | 10 | 2.80 | | | Naroditsky, Daniel | g | | 2633 | USA | 0.00 | 1 | -0.31 | 10 | -3.10 | | | Nguyen, Thai Dai Van | f | | 2338 | CZE | 0.00 | 1 | -0.70 | 10 | -7.00 | | | Rueger, Erhard | | | 2133 | GER | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Rosner, Jonas | f | | 2324 | GER | 0.00 | 1 | -0.72 | 10 | -7.20 | | | Haessel, Dale R. | f | | 2174 | CAN | 0.00 | 1 | -0.87 | 10 | -8.70 | | | * 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 1st division Round 6-9 | Reykjavik | ISL | 2015-03-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2323 | 2491 | 3.00 | 3 | 0.93 | 10 | 9.30 | |
| | Ptacnikova, Lenka | | wg | 2242 | ISL | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Hjartarson, Johann | g | | 2576 | ISL | 1.00 | 1 | 0.62 | 10 | 6.20 | | | Halldorsson, Jon Arni | | | 2150 | ISL | 1.00 | 1 | 0.12 | 10 | 1.20 | |
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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