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Individual Calculations April 2013 |
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| Halldorsson, Halldor Total change: 5.25 | |   |
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| Icelandic Team Championship 2012-13 Div. 1 round 5-7 | Reykjavik | ISL | 2013-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2321 | 2223 | 1.50 | 3 | 0.35 | 15 | 5.25 | |
|  Gretarsson, Andri A | f | | 2325 | ISL | 0.50 | 1 | 0.14 | 15 | 2.10 | |  Arnason, Arni A. | | | 2130 | ISL | 1.00 | 1 | 0.37 | 15 | 5.55 | | | Stefansson, Hannes | g | | 2509 | ISL | 0.00 | 1 | -0.16 | 15 | -2.40 | |
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) | | |
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