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Individual Calculations December 2021 |
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| Heidarsson, Mikael Bjarki Total change: 84.40 | |   |
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| U2000 motid 2021 | REykjavik | ISL | 2021-10-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1574 | 1532 | 3.00 | 6 | 0.35 | 40 | 14.00 | |
|  Arnason, Einar Agust | | | 1667 | ISL | 1.00 | 1 | 0.68 | 40 | 27.20 | |  Antonsson, Atli | | | 1817 | ISL | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Rezaei Heris, Hadi | | | 1653 | IRI | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Briem, Gudrun Fanney | | | 1132 * | ISL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Haraldsson, Haraldur | | | 1896 | ISL | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Njardarson, Arnar Ingi | | | 1279 | ISL | 1.00 | 1 | 0.19 | 40 | 7.60 | | | * 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) | | | | Hasselbacken Chess Open 2021 Lang | Stockholm | SWE | 2021-11-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1808 | 1434 | 1.50 | 4 | 1.12 | 40 | 44.80 | |
| | Helin, Mikael | c | | 1834 * | SWE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Gustavsson, Kent | | | 1763 | FIN | 1.00 | 1 | 0.88 | 40 | 35.20 | | | Nebrin, Johan | | | 1834 * | SWE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Pettersson, Jonatan | | | 1802 | SWE | 0.50 | 1 | 0.40 | 40 | 16.00 | | | * 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) | | | | Gardabaer Championship 2021 rounds 5-7 | Gardabaer | ISL | 2021-11-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1776 | 1434 | 1.00 | 3 | 0.64 | 40 | 25.60 | |
| | Thorisson, Benedikt | | | 1700 | ISL | 1.00 | 1 | 0.82 | 40 | 32.80 | | | Kjartansson, David | m | | 1834 * | ISL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Finnsson, Johann Arnar | | | 1794 | ISL | 0.00 | 1 | -0.10 | 40 | -4.00 | | | * 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) | | |
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