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Individual Calculations May 2015 |
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| Pettersen, Joran Sten Total change: 20.60 | |   |
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| Nordstrand GP Langsjakk B 2015 | Oslo | NOR | 2015-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1708 | 1798 | 3.50 | 4 | 1.03 | 20 | 20.60 | |
|  Velle, Vetle | | | 1591 | NOR | 1.00 | 1 | 0.23 | 20 | 4.60 | |  Pettersen, Johan | | | 1662 | NOR | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Lahlum, Ida | | | 1809 | NOR | 1.00 | 1 | 0.52 | 20 | 10.40 | | | Aarnes, Carl Christian | | | 1770 | NOR | 0.50 | 1 | -0.04 | 20 | -0.80 | |
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) | | |
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