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Rapid:
Individual Calculations December 2014 |
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| Birkisson, Bjorn Holm Total change: 58.00 | |   |
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| Icelandic Youth Championship 2014 (U15) | Reykjavik | ISL | 2014-11-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1517 | 1528 | 5.50 | 8 | 1.26 | 20 | 25.20 | |
|  Kristjansson, Halldor Atli | | | 1329 | ISL | 1.00 | 1 | 0.24 | 20 | 4.80 | |  Ragnarsson, Heimir Pall | | | 1385 | ISL | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Birkisson, Bardur Orn | | | 1509 | ISL | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Kjartansson, Kristofer Halldor | | | 1380 | ISL | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Davidsdottir, Nansy | | | 1513 | ISL | 1.00 | 1 | 0.48 | 20 | 9.60 | | | Jonsson, Gauti Pall | | | 1593 | ISL | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Thorgeirsson, Jon Kristinn | | | 1928 * | ISL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Kravchuk, Mykhaylo | | | 1495 | ISL | 1.00 | 1 | 0.45 | 20 | 9.00 | | | * 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) | | | | Viking Club Rapid Championship | Reykjavik | ISL | 2014-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1709 | 1528 | 3.50 | 6 | 1.64 | 20 | 32.80 | |
| | Birkisson, Bardur Orn | | | 1509 | ISL | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Briem, Hedinn | | | 1464 | ISL | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Traustason, Ingi Tandri | | | 1871 | ISL | 1.00 | 1 | 0.88 | 20 | 17.60 | | | Sigurvaldason, Hjalmar | | | 1555 | ISL | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Kjartansson, David | f | | 1928 * | ISL | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Runarsson, Gunnar | | | 1928 * | ISL | 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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