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Individual Calculations August 2021 |
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| Zemach, Nadav Total change: 6.00 | |   |
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| Liga Arzit Merkaz 2021 Rounds 7-8 | Various | ISR | 2021-07-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2002 | 2140 | 1.00 | 1 | 0.31 | 40 | 12.40 | |
|  Malachi, Avraham | | | 2002 | ISR | 1.00 | 1 | 0.31 | 40 | 12.40 | |
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) | | | | 11th Kiryat Ono Summer Festival Open A | Kiryat Ono | ISR | 2021-07-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2192 | 2140 | 2.00 | 5 | -0.16 | 40 | -6.40 | |
| | Sokolovsky, Yahli | f | | 2422 | ISR | 0.00 | 1 | -0.16 | 40 | -6.40 | |  Ribstein, Orel | | | 1863 | ISR | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Ben Artzi, Ido | m | | 2358 | ISR | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Shutzman, Joseph | f | | 2285 | USA | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Noy, Eyal | | | 2034 | ISR | 0.00 | 1 | -0.64 | 40 | -25.60 | |
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) | | |
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