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Individual Calculations December 2021 |
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| Brynjarsson, Orvar Holm Total change: 26.80 | |   |
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| Lilla Hasselbacken Chess Open 2021 lang | Stockholm | SWE | 2021-11-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1231 | 1144 | 1.00 | 3 | -0.17 | 40 | -6.80 | |
|  Seo, Jung Hoon | | | 1296 | SWE | 0.00 | 1 | -0.30 | 40 | -12.00 | |  Glaveby, Joel | | | 1338 | SWE | 1.00 | 1 | 0.75 | 40 | 30.00 | | | Petersson, Julia | | | 1059 | SWE | 0.00 | 1 | -0.62 | 40 | -24.80 | |
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 |
| 1541 | 1144 | 1.00 | 2 | 0.84 | 40 | 33.60 | |
| | Jonatansson, Sigurdur Freyr | | | 1537 | ISL | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Kristinsson, Ogmundur | | | 1544 * | ISL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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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