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Individual Calculations March 2018 |
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| Efrati, Alon Total change: 75.60 | |   |
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| Nat. Ch. Quarterfinal 2017-18 Shoham | Shoham | ISR | 2017-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1923 | 1579 | 1.50 | 9 | 0.39 | 40 | 15.60 | |
|  Vaisgur, Alon | | | 1840 | ISR | 0.00 | 1 | -0.18 | 40 | -7.20 | |  Minster, Yuval | | | 1979 * | ISR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Tratatovici, Moise | f | | 1979 * | ISR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Bulkovstein, David | | | 1930 | ISR | 0.50 | 1 | 0.39 | 40 | 15.60 | | | Helving, Yuval | | | 1979 * | ISR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Peretz, Malkiel | f | | 1979 * | ISR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Bronstein, Arkady | | | 1979 * | ISR | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Melchior, Ariel | | | 1741 | ISR | 0.50 | 1 | 0.21 | 40 | 8.40 | | | Livshits, Leonid | | | 1897 | ISR | 0.00 | 1 | -0.13 | 40 | -5.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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 Bet Shfela (Thursdays) 2018 Round 3-4 | various | ISR | 2018-02-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1800 | 1607 | 2.00 | 2 | 1.50 | 40 | 60.00 | |
| | Vaisgur, Alon | | | 1829 | ISR | 1.00 | 1 | 0.78 | 40 | 31.20 | | | Priel, Benny | | | 1771 | ISR | 1.00 | 1 | 0.72 | 40 | 28.80 | |
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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