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Individual Calculations May 2019 |
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| Sigurbjornsson, Sigurjon Total change: -30.80 | |   |
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| GAMMA Reykjavik Open 2019 | Reykjavik | ISL | 2019-04-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1857 | 1986 | 3.00 | 7 | -1.54 | 20 | -30.80 | |
|  Geirsson, Kristjan | | | 1679 | ISL | 0.00 | 1 | -0.86 | 20 | -17.20 | |  Melega, Michele | | | 1631 | ITA | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Hallsson, Jon Eggert | | | 1710 | ISL | 0.00 | 1 | -0.83 | 20 | -16.60 | | | Sigurvaldason, Hjalmar | | | 1586 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Pigott, John C | m | | 2384 | ENG | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Finnsson, Johann Arnar | | | 1776 | ISL | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Birkisson, Bardur Orn | c | | 2234 | ISL | 0.00 | 1 | -0.19 | 20 | -3.80 | | | * 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) | | |
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