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Individual Calculations June 2017 |
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| Portnoy, Mikhail Total change: 14.20 | |   |
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| Liga Alef North (Saturdays) 2017 Round 8-9 | varios | ISR | 2017-05-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2015 | 2132 | 2.00 | 2 | 0.71 | 20 | 14.20 | |
|  Gulden, Tobias | | | 1897 | GER | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Kovarsky, Avraham | | | 2132 | ISR | 1.00 | 1 | 0.50 | 20 | 10.00 | |
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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