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Individual Calculations September 2021 |
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| Poleg, Matan Total change: -16.20 | |   |
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| Maccabi Ramat Gan Chess Championship 2021 A | Ramat Gan | ISR | 2021-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2094 | 2197 | 2.50 | 5 | -0.52 | 20 | -10.40 | |
|  Duchan, Yoav | | | 1802 | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Bitensky, Igor | m | | 2363 | ISR | 0.50 | 1 | 0.22 | 20 | 4.40 | | | Shohat, Yotam | f | | 2351 | ISR | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Sherman, Reem | | | 2088 | ISR | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Sitbon, Itay | | | 1866 | ISR | 0.50 | 1 | -0.38 | 20 | -7.60 | |
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) | | | | Liga Arzit Merkaz 2021 Round 9 | Various | ISR | 2021-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2358 | 2197 | 0.00 | 1 | -0.29 | 20 | -5.80 | |
| | Hoffmann, Yair | f | | 2358 | ISR | 0.00 | 1 | -0.29 | 20 | -5.80 | |
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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