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Rapid:
Individual Calculations September 2017 |
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| Duchan, Yoav Total change: -19.40 | |   |
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| Israel Youth Team Ch. 2017 U14 Nahum Naftali Memorial | Nir Haemek | ISR | 2017-08-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1345 | 1235 | 1.00 | 5 | -0.81 | 20 | -16.20 | |
|  Rotem Furshpan, Nir | | | 1521 | ISR | 0.00 | 1 | -0.16 | 20 | -3.20 | |  Koren, Yair | | | 1310 | ISR | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Korshenbaum, Yonatan | | | 1225 | ISR | 1.00 | 1 | 0.49 | 20 | 9.80 | | | Kaminetsky, Roee | | | 1388 | ISR | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Peleg, Yuval | | | 1279 | ISR | 0.00 | 1 | -0.44 | 20 | -8.80 | |
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) | | | | Herzliya Summer Festival Junior Rapid 2017 | Herzliya | ISR | 2017-08-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1346 | 1235 | 1.00 | 3 | -0.16 | 20 | -3.20 | |
| | Shapira, Gal | | | 1619 | ISR | 1.00 | 1 | 0.91 | 20 | 18.20 | | | Goldenberg, Shay | | | 1259 | ISR | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Avisar, Yahav | | | 1159 | ISR | 0.00 | 1 | -0.60 | 20 | -12.00 | |
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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