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Individual Calculations April 2018 |
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| Stefansson, Vignir Vatnar Total change: -5.90 | |   |
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| Icelandic Team Championship 2017-18 - 1st division Round 6-9 | Reykjavik | ISL | 2018-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2325 | 2300 | 1.50 | 4 | -0.39 | 10 | -3.90 | |
|  Gretarsson, Helgi Ass | g | | 2451 | ISL | 0.00 | 1 | -0.30 | 10 | -3.00 | |  Jakubiec, Artur | g | | 2524 | POL | 0.50 | 1 | 0.28 | 10 | 2.80 | | | Dadason, Gudmundur | | | 2125 | ISL | 0.50 | 1 | -0.23 | 10 | -2.30 | | | Ptacnikova, Lenka | | wg | 2200 | ISL | 0.50 | 1 | -0.14 | 10 | -1.40 | |
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) | | | | GAMMA Reykjavik Open 2018 - Bobby Fischer Memorial | Reykjavik | ISL | 2018-03-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2224 | 2300 | 4.50 | 8 | -0.20 | 10 | -2.00 | |
| | Arnarsson, Hrannar | | | 2029 | ISL | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Abdusattorov, Nodirbek | m | | 2518 | UZB | 0.00 | 1 | -0.22 | 10 | -2.20 | | | Van Den Bersselaar, Henri | | | 1956 | NED | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Thorsteinsson, Erlingur | | | 2056 | ISL | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Praggnanandhaa, R | m | | 2507 | IND | 0.00 | 1 | -0.23 | 10 | -2.30 | | | Diaz, Franck | | | 2050 | FRA | 1.00 | 1 | 0.19 | 10 | 1.90 | | | L`ami, Erwin | g | | 2634 | NED | 0.00 | 1 | -0.12 | 10 | -1.20 | | | Kumar, Naman | | | 2045 | USA | 0.50 | 1 | -0.31 | 10 | -3.10 | |
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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