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Individual Calculations November 2017 |
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| Raiko, Gal Total change: -28.80 | |   |
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| Dov Porat Memorial 2017 Youth B | Ramat Gan | ISR | 2017-10-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1471 | 1402 | 1.00 | 4 | -0.64 | 40 | -25.60 | |
|  Ofek, Omri | | | 1401 | ISR | 0.00 | 1 | -0.50 | 40 | -20.00 | | | Qasem, Huda | | | 1503 | ISR | 0.50 | 1 | 0.14 | 40 | 5.60 | |  Ribstein, Orel | | | 1364 | ISR | 0.50 | 1 | -0.05 | 40 | -2.00 | | | Federovski, Yael | | | 1614 | ISR | 0.00 | 1 | -0.23 | 40 | -9.20 | |
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 Noar Artzit East 2017-18 Round 1-2 | various | ISR | 2017-10-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1802 | 1402 | 0.00 | 1 | -0.08 | 40 | -3.20 | |
| | Katkov, Michelle | | wf | 1802 * | ISR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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) | | |
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