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Individual Calculations February 2018 |
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| Bortnik, Rostislav Total change: -11.00 | |   |
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| Liga Artzit North 2018 Round 1-2 | various | ISR | 2018-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2174 | 2191 | 0.50 | 2 | -0.55 | 20 | -11.00 | |
|  Roisman, Dmitry | | | 2161 | ISR | 0.00 | 1 | -0.54 | 20 | -10.80 | |  Volman, Horacio | | | 2187 | ISR | 0.50 | 1 | -0.01 | 20 | -0.20 | |
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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