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Rapid:
Individual Calculations July 2019 |
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| Kuperman, Boris Total change: 20.00 | |   |
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| Markovitch Memorial 2019 - A | Rishon Letzion | ISR | 2019-06-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1872 | 1708 | 2.50 | 5 | 1.00 | 20 | 20.00 | |
|  Levin, Guy | | | 2036 | ISR | 0.00 | 1 | -0.13 | 20 | -2.60 | |  Reprun, Nadejda | | | 1804 | ISR | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Levich, Yuri | | | 1750 | ISR | 1.00 | 1 | 0.56 | 20 | 11.20 | | | Chachashvili, Zuri | | | 1990 | ISR | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Sokolinsky, Yaakov | | | 1780 | ISR | 1.00 | 1 | 0.60 | 20 | 12.00 | |
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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