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Rapid:
Individual Calculations June 2015 |
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| Davidsson, Stefan Orri Total change: 26.20 | |   |
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| Icelandic School Chess Championship 2015 - Younger Section | Selfoss | ISL | 2015-04-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1333 | 1044 | 2.50 | 7 | 1.31 | 20 | 26.20 | |
|  Kristjansson, Halldor Atli | | | 1316 | ISL | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Luu, Robert | | | 1339 | ISL | 0.00 | 1 | -0.15 | 20 | -3.00 | |  Haraldsson, Bjorn Olafur | | | 1115 | ISL | 1.00 | 1 | 0.60 | 20 | 12.00 | | | Stefansson, Vignir Vatnar | | | 1444 * | ISL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Davidsson, Oskar Vikingur | | | 1417 | ISL | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Mai, Alexander Oliver | | | 1392 | ISL | 1.00 | 1 | 0.89 | 20 | 17.80 | | | Kristofersson, Sindri Snaer | | | 1307 | ISL | 0.50 | 1 | 0.32 | 20 | 6.40 | | | * 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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