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Individual Calculations April 2018 |
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| Birkisson, Bjorn Holm Total change: 50.80 | |   |
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| Icelandic Team Championship 2017-18 - 2nd division Round 5-7 | Reykjavik | ISL | 2018-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2061 | 2022 | 1.00 | 3 | -0.37 | 40 | -14.80 | |
|  Sigurjonsson, Siguringi | | | 2063 | ISL | 0.00 | 1 | -0.44 | 40 | -17.60 | |  Ottesen, Oddgeir | | | 1814 | ISL | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Lagerman, Robert | f | | 2305 | ISL | 0.00 | 1 | -0.16 | 40 | -6.40 | |
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 |
| 2136 | 2022 | 5.00 | 9 | 1.64 | 40 | 65.60 | |
| | Ontiveros, John | | | 1736 | ISL | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Kumar, Nikhil | f | | 2277 | USA | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Hallsson, Jon Eggert | | | 1684 | ISL | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Antal, Tibor Kende | f | | 2419 | HUN | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Ilkov, Dani | | | 1841 | FID | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Fenil, Shah | f | | 2346 | IND | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Brunello, Marina | f | wg | 2367 | ITA | 1.00 | 1 | 0.89 | 40 | 35.60 | | | Lorscheid, Gerhard | f | | 2228 | GER | 1.00 | 1 | 0.76 | 40 | 30.40 | | | Cummings, David H. | m | | 2322 | CAN | 0.00 | 1 | -0.15 | 40 | -6.00 | |
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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