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Individual Calculations August 2017 |
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| Weissberg, Yair Total change: -34.80 | |   |
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| Rishon Lezion Fridays Spring 2017 over 1600 | Rishon Lezion | ISR | 2017-05-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1450 | 1270 | 1.50 | 8 | -0.67 | 40 | -26.80 | |
|  Niriev, Michael | | | 1429 | ISR | 0.00 | 1 | -0.29 | 40 | -11.60 | |  Shatil, Shir | | | 1452 | ISR | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Radensky, Yonatan | | | 1358 | ISR | 0.50 | 1 | 0.12 | 40 | 4.80 | | | Arian, Tomer | | | 1506 | ISR | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Dayan, Itay | | | 1532 | ISR | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Ribstein, Orel | | | 1408 | ISR | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Weissberg, Harel | | | 1328 | ISR | 0.50 | 1 | 0.08 | 40 | 3.20 | | | Agur, Abraham | | | 1586 | ISR | 0.00 | 1 | -0.13 | 40 | -5.20 | |
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) | | | | Kiryat Ono 8th Summer Festival 2017 C | Kiryat Ono | ISR | 2017-07-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1392 | 1314 | 1.00 | 3 | -0.20 | 40 | -8.00 | |
| | Bacall, Udi | | | 1508 | ISR | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Tadmor, Maya | | | 1497 | ISR | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Manash, Yonatan | | | 1172 | 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) | | |
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