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Individual Calculations April 2015 |
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| Ingvason, Johann Total change: 35.60 | |   |
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| Reykjavik Open 2015 | Reykjavik | ISL | 2015-03-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2253 | 2135 | 4.00 | 8 | 1.17 | 20 | 23.40 | |
|  L`ami, Alina | m | wg | 2393 | ROU | 0.50 | 1 | 0.32 | 20 | 6.40 | | | Wang, Yiye | m | | 2433 | CHN | 0.00 | 1 | -0.15 | 20 | -3.00 | |  Stefansson, Vignir Vatnar | | | 1909 | ISL | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Gulamali, Kazim | f | | 2356 | USA | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Nordquelle, Daniel | | | 1874 | NOR | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Jensson, Einar Hjalti | f | | 2390 | ISL | 0.50 | 1 | 0.31 | 20 | 6.20 | | | Hitzler, Philipp | | | 2315 | GER | 1.00 | 1 | 0.74 | 20 | 14.80 | | | Welling, Gerard | m | | 2355 | NED | 0.00 | 1 | -0.22 | 20 | -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) | | | | Icelandic Team Championship 2014-15 1st division Round 6-9 | Reykjavik | ISL | 2015-03-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2508 | 2135 | 1.00 | 4 | 0.61 | 20 | 12.20 | |
| | Arnason, Jon L | g | | 2502 | ISL | 0.50 | 1 | 0.40 | 20 | 8.00 | | | Olafsson, Helgi | g | | 2535 * | ISL | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Galego, Luis | g | | 2461 | POR | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Van Kampen, Robin | g | | 2535 * | NED | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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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