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Rapid:
Individual Calculations January 2018 |
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| Weiss, Omri Total change: 23.40 | |   |
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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 |
| 1437 | 1276 | 2.50 | 3 | 1.61 | 20 | 32.20 | |
|  Leib, Yoni | | | 1419 | ISR | 0.50 | 1 | 0.19 | 20 | 3.80 | |  Fisher, Ariel | | | 1340 | ISR | 1.00 | 1 | 0.59 | 20 | 11.80 | | | Amitai, Ido | | | 1551 | ISR | 1.00 | 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 |
| 1209 | 1276 | 2.50 | 5 | -0.44 | 20 | -8.80 | |
| | Rotenberg, Ariel | | | 1120 | ISR | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Weissberg, Harel | | | 1387 | ISR | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Owsinski, Yonatan | | | 1266 | ISR | 0.50 | 1 | -0.01 | 20 | -0.20 | | | Lapushnian, Maya | | | 1188 | ISR | 0.00 | 1 | -0.62 | 20 | -12.40 | | | Shalom, Gali | | | 1086 | ISR | 1.00 | 1 | 0.25 | 20 | 5.00 | |
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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