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Rapid:
Individual Calculations December 2019 |
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| Olafsson, Arni Total change: 11.40 | |   |
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| Islandsmot ungmenna u16 og u14 | Kopavogur | ISL | 2019-11-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1371 | 1165 | 0.50 | 4 | -0.50 | 20 | -10.00 | |
|  Briem, Stephan | | | 1565 * | ISL | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Jonsson, Kristjan Dagur | | | 1320 | ISL | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Alexandersson, Orn | | | 1312 | ISL | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Karlsson, Isak Orri | | | 1288 | ISL | 0.50 | 1 | 0.17 | 20 | 3.40 | | | * 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) | | | | TR Rapid Tuesday XXIII | Reykjavik | ISL | 2019-11-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1394 | 1165 | 2.00 | 4 | 1.07 | 20 | 21.40 | |
| | Jonasson, Hordur | | | 1426 | ISL | 1.00 | 1 | 0.82 | 20 | 16.40 | | | Njardarson, Arnar Ingi | | | 1414 | ISL | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Sigurvaldason, Hjalmar | | | 1558 | ISL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Johannesson, Petur | | | 1176 | ISL | 1.00 | 1 | 0.52 | 20 | 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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