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Individual Calculations July 2019 |
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| Bar-Or, Ornan Total change: -28.60 | |   |
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| Mark Center Spring 2019 | Tel Aviv | ISR | 2019-05-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1557 | 1922 | 3.50 | 5 | -0.99 | 20 | -19.80 | |
|  Perlmuter, Michael | | | 1529 | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Levi, Or | | | 1583 | ISR | 0.00 | 1 | -0.88 | 20 | -17.60 | | | Mamo, Gilad | | | 1522 * | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Amitai, Ido | | | 1539 | ISR | 0.50 | 1 | -0.41 | 20 | -8.20 | | | Vilkovsky, Elias | | | 1610 | ISR | 1.00 | 1 | 0.14 | 20 | 2.80 | | | * 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 2019 Round 8-9 | Various | ISR | 2019-06-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1972 | 1931 | 0.00 | 1 | -0.44 | 20 | -8.80 | |
| | Feldman, Antony | | | 1972 | ISR | 0.00 | 1 | -0.44 | 20 | -8.80 | |
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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