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Individual Calculations September 2021 |
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| Sitbon, Itay Total change: 43.80 | |   |
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| Chess4all- Summer in Savyon A | Savyon | ISR | 2021-07-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1739 | 1849 | 3.00 | 4 | 0.51 | 20 | 10.20 | |
|  Levi, Yoel | | | 1792 | ISR | 1.00 | 1 | 0.42 | 20 | 8.40 | |  Weber, Yonatan | | | 1449 * | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Levin, Guy | f | | 2249 * | ISR | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Fudim, Basya | | | 1467 | ISR | 1.00 | 1 | 0.09 | 20 | 1.80 | | | * 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 2021 Round 9 | Various | ISR | 2021-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1900 | 1849 | 1.00 | 1 | 0.57 | 20 | 11.40 | |
| | Pachtman, Vadim | | | 1900 | ISR | 1.00 | 1 | 0.57 | 20 | 11.40 | |
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) | | | | Maccabi Ramat Gan Chess Championship 2021 A | Ramat Gan | ISR | 2021-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2076 | 1866 | 2.50 | 5 | 1.11 | 20 | 22.20 | |
| | Shohat, Yotam | f | | 2266 * | ISR | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Aizenberg, Benny | f | | 2266 * | ISR | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Gavriely, Or | | | 1853 | ISR | 0.50 | 1 | -0.02 | 20 | -0.40 | | | Kochavi, Dana | | | 1799 | ISR | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Poleg, Matan | | | 2197 | ISR | 0.50 | 1 | 0.38 | 20 | 7.60 | | | * 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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