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Individual Calculations November 2013 |
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| Birkisson, Bjorn Holm Total change: 22.20 | |   |
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| Reykjavik Chess Club Championship 2013 d-group | Reykjavik | ISL | 2013-09-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1399 | 1534 | 4.50 | 6 | 0.52 | 30 | 15.60 | |
|  Palsdottir, Soley Lind | | | 1412 | ISL | 1.00 | 1 | 0.33 | 30 | 9.90 | |  Ragnarsson, Heimir Pall | | | 1455 | ISL | 0.50 | 1 | -0.11 | 30 | -3.30 | | | Hrafnsson, Hilmir | | | 1351 | ISL | 0.00 | 1 | -0.74 | 30 | -22.20 | | | Bragason, Gudmundur Agnar | | | 1319 | ISL | 1.00 | 1 | 0.23 | 30 | 6.90 | | | Kristbergsson, Bjorgvin | | | 1169 | ISL | 1.00 | 1 | 0.10 | 30 | 3.00 | | | Halldorsson, Haukur | | | 1689 | ISL | 1.00 | 1 | 0.71 | 30 | 21.30 | |
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 2013-14 4th div. round 1-4 | Reykjavik | ISL | 2013-10-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1620 | 1534 | 1.50 | 3 | 0.22 | 30 | 6.60 | |
| | Halldorsson, Hjorleifur | | | 1934 * | ISL | 0.00 | 1 | -0.08 | 30 | -2.40 | | | Hrafnsson, Hreinn | | | 1491 | ISL | 0.50 | 1 | -0.06 | 30 | -1.80 | | | Johannesson, Kristofer Joel | | | 1434 | ISL | 1.00 | 1 | 0.36 | 30 | 10.80 | | | * 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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