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Individual Calculations December 2018 |
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| Alexandersson, Orn Total change: 60.80 | |   |
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| Hasselbacken Lilla Open 2018 lang | Stockholm | SWE | 2018-11-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1362 | 1451 | 3.50 | 4 | 1.02 | 40 | 40.80 | |
|  Ghaderi, Noan | | | 1283 | SWE | 1.00 | 1 | 0.28 | 40 | 11.20 | |  Karlsson, Isak Orri | | | 1308 | ISL | 0.50 | 1 | -0.19 | 40 | -7.60 | | | Backlund, Elias | | | 1432 | SWE | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Seo, Jung Hyun | | | 1424 | SWE | 1.00 | 1 | 0.46 | 40 | 18.40 | |
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) | | | | Icelandic Team Chess Championship 2018-19 3rd division Round 1-4 | Reykjavik | ISL | 2018-11-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1650 | 1451 | 1.50 | 4 | 0.50 | 40 | 20.00 | |
| | Hardarson, Petur Palmi | | | 1750 | ISL | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Magnusson, Haraldur | | | 1552 | ISL | 1.00 | 1 | 0.64 | 40 | 25.60 | | | Gautason, Alexander | | | 1646 | ISL | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Hjaltason, Elvar Orn | | | 1652 | ISL | 0.50 | 1 | 0.26 | 40 | 10.40 | |
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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