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Individual Calculations July 2022 |
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| Duchan, Yoav Total change: -90.00 | |   |
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| The Israeli under 20 Chess Championship -2022 | Savion | ISR | 2022-05-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1915 | 1899 | 1.50 | 6 | -1.44 | 40 | -57.60 | |
|  Levin, Guy | f | | 2354 | ISR | 0.00 | 1 | -0.06 | 40 | -2.40 | |  Lapushnian, Maya | | | 1583 | ISR | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Gavriely, Or | | | 2072 | ISR | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Vagman, Roy | c | | 2169 | ISR | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Qasem, Huda | | | 1768 | ISR | 0.50 | 1 | -0.18 | 40 | -7.20 | | | Qasem, Muhamad Mody | | | 1542 | ISR | 0.00 | 1 | -0.89 | 40 | -35.60 | |
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) | | | | mark center spring level a | Tel Aviv | ISR | 2022-05-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1848 | 1899 | 2.00 | 5 | -0.81 | 40 | -32.40 | |
| | Leor, Ephraim | | | 1673 | ISR | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Gershkowich, David | f | | 2194 | ISR | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Barkai, Uri | | | 1565 | ISR | 0.00 | 1 | -0.88 | 40 | -35.20 | | | Reiterman, German | | | 1850 | ISR | 1.00 | 1 | 0.43 | 40 | 17.20 | | | Amit, Eli | | | 1956 | ISR | 0.00 | 1 | -0.42 | 40 | -16.80 | |
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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