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Rapid:
Individual Calculations April 2018 |
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| Tsadka Darel, Evyatar Total change: -2.00 | |   |
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| Mark Center Purim 2018 rapid U13 | Tel Aviv | ISR | 2018-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1242 | 1026 | 1.00 | 3 | 0.32 | 20 | 6.40 | |
|  Almog, Shani | | | 1295 | ISR | 0.00 | 1 | -0.17 | 20 | -3.40 | |  Qasem, Muhamad Mody | | | 1239 | ISR | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Rubinstein, Dori | | | 1193 | ISR | 1.00 | 1 | 0.72 | 20 | 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) | | | | 33rd Czerniak Memorial Rapid B 25.03.18 | Tel Aviv | ISR | 2018-03-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1347 | 1026 | 0.00 | 3 | -0.42 | 20 | -8.40 | |
| | Sandler, Yuval | | | 1426 * | ISR | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Ben-Boreum, Yan | | | 1381 | ISR | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Cohen, Eilam | | | 1233 | ISR | 0.00 | 1 | -0.23 | 20 | -4.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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