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Individual Calculations September 2021 |
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| Iskoz, Daniel Total change: -6.00 | |   |
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| Chess4all- Summer in Savyon B | Savyon | ISR | 2021-07-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1226 | 1272 | 1.50 | 3 | -0.18 | 20 | -3.60 | |
|  Zakin, Ilay | | | 1248 | ISR | 0.00 | 1 | -0.53 | 20 | -10.60 | |  Semo, Sagy | | | 1097 | ISR | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Romm, Giora | | | 1333 | ISR | 1.00 | 1 | 0.58 | 20 | 11.60 | |
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) | | | | Maccabi Ramat Gan Chess Championship 2021 B | Ramat Gan | ISR | 2021-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1458 | 1267 | 1.00 | 4 | -0.12 | 20 | -2.40 | |
| | Lapushnian, Maya | | | 1511 | ISR | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Shandalov, Gavriel | | | 1393 | ISR | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Keren, Jonatan | | | 1665 | ISR | 1.00 | 1 | 0.92 | 20 | 18.40 | | | Abitbul, Matan | | | 1262 | ISR | 0.00 | 1 | -0.51 | 20 | -10.20 | |
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) | | |
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