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Rapid:
Individual Calculations January 2018 |
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| Amitai, Ido Total change: -31.20 | |   |
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| Hanukka Rapid Mark Center 2017 U14 | Tel Aviv | ISR | 2017-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1345 | 1551 | 2.00 | 4 | -1.00 | 20 | -20.00 | |
|  Kravchenko, Danny | | | 1236 | ISR | 0.00 | 1 | -0.86 | 20 | -17.20 | |  Ater-Datz, Noam | | | 1463 | ISR | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Gafni, Hilla | | | 1406 | ISR | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Weiss, Omri | | | 1276 | ISR | 0.00 | 1 | -0.83 | 20 | -16.60 | |
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) | | | | Israel Cadet Championship U11 Qualifier 2017 Center | Givatayim | ISR | 2017-12-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1328 | 1551 | 2.50 | 4 | -0.56 | 20 | -11.20 | |
| | Adlen, Noya | | | 1218 | ISR | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Kopaloff, Liam | | | 1424 | ISR | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Feldman, Amit | | | 1201 | ISR | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Kadosh, Lior | | | 1467 | ISR | 0.50 | 1 | -0.12 | 20 | -2.40 | |
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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