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Individual Calculations April 2020 |
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| Patt, Zafrir Total change: -22.60 | |   |
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| Quarterfinals Israeli Championship Herzliya 2019-20 | Herzliya | ISR | 2020-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1823 | 1801 | 2.50 | 7 | -0.88 | 20 | -17.60 | |
|  Gershkowich, David | f | | 2201 * | ISR | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Gavriel, Oren | | | 1550 | ISR | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Mashid, Itay | | | 2014 | ISR | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Hayohamo, Raz | | | 1875 | ISR | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Shapira, Tamir | | | 1550 | ISR | 0.00 | 1 | -0.81 | 20 | -16.20 | | | Khatib, Mahmood | | | 1679 | ISR | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Amit, Eli | | | 1889 | ISR | 0.50 | 1 | 0.12 | 20 | 2.40 | | | * 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 Alef Sharon 2020 Round 4 | Various | ISR | 2020-02-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1604 | 1795 | 0.50 | 1 | -0.25 | 20 | -5.00 | |
| | Ater, Yuval | | | 1604 | ISR | 0.50 | 1 | -0.25 | 20 | -5.00 | |
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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