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Rapid:
Individual Calculations January 2018 |
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| Ater-Datz, Ido Total change: -14.60 | |   |
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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 |
| 1361 | 1207 | 0.50 | 3 | -0.39 | 20 | -7.80 | |
|  Goldenberg, Shay | | | 1270 | ISR | 0.00 | 1 | -0.41 | 20 | -8.20 | |  Gafni, Hilla | | | 1406 | ISR | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Vaisman, Michael | | | 1406 | ISR | 0.50 | 1 | 0.26 | 20 | 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) | | | | Israel Cadet Championship U9 Qualifier 2017 Center | Givatayim | ISR | 2017-12-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1142 | 1207 | 2.00 | 4 | -0.34 | 20 | -6.80 | |
| | Kravchenko, Danny | | | 1236 | ISR | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Shecht, Lihu | | | 1157 | ISR | 0.00 | 1 | -0.57 | 20 | -11.40 | | | Gorenbein, Michal | | | 1155 | ISR | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Ken-Dror, Renana | | | 1020 | ISR | 0.50 | 1 | -0.24 | 20 | -4.80 | |
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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