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Individual Calculations March 2018 |
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| Bulkovstein, David Total change: -45.60 | |   |
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| Nat. Ch. Quarterfinal 2017-18 Shoham | Shoham | ISR | 2017-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1964 | 1930 | 2.00 | 9 | -2.10 | 20 | -42.00 | |
|  Bronstein, Arkady | | | 2059 | ISR | 0.50 | 1 | 0.17 | 20 | 3.40 | |  Livshits, Leonid | | | 1897 | ISR | 0.00 | 1 | -0.55 | 20 | -11.00 | | | Minster, Yuval | | | 2049 | ISR | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Efrati, Alon | | | 1579 | ISR | 0.50 | 1 | -0.39 | 20 | -7.80 | | | Peretz, Malkiel | f | | 2229 | ISR | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Melchior, Ariel | | | 1741 | ISR | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Vaisgur, Alon | | | 1840 | ISR | 0.00 | 1 | -0.62 | 20 | -12.40 | | | Tratatovici, Moise | f | | 2221 | ISR | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Helving, Yuval | | | 2062 | ISR | 0.50 | 1 | 0.18 | 20 | 3.60 | |
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 Shfela 2018 Round 3-4 | various | ISR | 2018-02-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1999 | 1877 | 0.50 | 2 | -0.18 | 20 | -3.60 | |
| | Podolyak, Vadim | | | 1938 | ISR | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Tsifanskaya, Ludmila A | | wm | 2060 | ISR | 0.50 | 1 | 0.24 | 20 | 4.80 | |
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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