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Individual Calculations January 2017 |
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| Weissberg, Yair Total change: -22.80 | |   |
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| Ramat Gan Masters Autumn 2016 B | Ramat Gan | ISR | 2016-11-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1346 | 1245 | 2.00 | 6 | -0.25 | 40 | -10.00 | |
|  Lavi, Amir | | | 1430 | ISR | 0.00 | 1 | -0.26 | 40 | -10.40 | |  Schor, Matan | | | 1134 | ISR | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Ratt, Priel | | | 1193 | ISR | 0.50 | 1 | -0.07 | 40 | -2.80 | | | Landau, Gil | | | 1498 | ISR | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Sagi, Itamar | | | 1468 | ISR | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Zwillinger, Daniel | | | 1350 | ISR | 0.00 | 1 | -0.36 | 40 | -14.40 | |
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) | | | | Israel Youth Championship U9 Qualifier 2016 Center | Kiryat Ono | ISR | 2016-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1382 | 1316 | 0.50 | 2 | -0.32 | 40 | -12.80 | |
| | Ofek, Omri | | | 1464 | ISR | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Vagman, Roy | | | 1300 | ISR | 0.50 | 1 | -0.02 | 40 | -0.80 | |
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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