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Individual Calculations February 2018 |
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| Pravdivetz, Vladimir Total change: -48.20 | |   |
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| Nat. Ch. Quarterfinal 2017-18 Jeruchess | Jerusalem | ISR | 2017-11-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1810 | 1975 | 4.00 | 9 | -2.36 | 20 | -47.20 | |
|  Hazernov, Nahum | | | 1837 | ISR | 0.50 | 1 | -0.19 | 20 | -3.80 | |  Pilchin, Uri | | | 1836 | ISR | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Mazar, Ariel | | | 1757 | ISR | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Goldberg, Shmuel | | | 1611 | RSA | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Vazana, Yochay | | | 1910 | ISR | 0.00 | 1 | -0.59 | 20 | -11.80 | | | Kuritz, Zvi | | | 1869 | ISR | 0.00 | 1 | -0.64 | 20 | -12.80 | | | Lerner, Malkiel | | | 1960 | ISR | 0.50 | 1 | -0.02 | 20 | -0.40 | | | Mertz, Binyamin | | | 1800 | ISR | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Yehoshua, Azgad | | | 1708 | ISR | 0.50 | 1 | -0.32 | 20 | -6.40 | |
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) | | | | Liga Alef East 2018 Round 1-2 | various | ISR | 2018-01-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1956 | 1995 | 0.50 | 1 | -0.05 | 20 | -1.00 | |
| | Li-Hod, Bar | | | 1956 | ISR | 0.50 | 1 | -0.05 | 20 | -1.00 | |
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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