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Individual Calculations August 2016 |
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| Pelech, Roee Total change: -25.20 | |   |
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| Chess4All Spring 2016 over 1600 | Ganey Tikva | ISR | 2016-05-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1507 | 1333 | 1.00 | 4 | -0.11 | 40 | -4.40 | |
|  Hoffmann, Yair | | | 1537 | ISR | 0.00 | 1 | -0.24 | 40 | -9.60 | |  Reem, Rami | | | 1509 | ISR | 0.50 | 1 | 0.23 | 40 | 9.20 | | | Alster, Omri | | | 1380 | ISR | 0.50 | 1 | 0.07 | 40 | 2.80 | | | Wertlieb, Tomer | | | 1602 | ISR | 0.00 | 1 | -0.17 | 40 | -6.80 | |
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) | | | | 7th Kiryat Ono Summer Festival B | Kiryat Ono | ISR | 2016-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1657 | 1532 | 1.50 | 4 | 0.03 | 40 | 1.20 | |
| | Kereth, Oren | | | 1865 | ISR | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Domensky, Arkadi | | | 1857 | ISR | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Aizenberg, Benny | | | 1489 | ISR | 0.50 | 1 | -0.06 | 40 | -2.40 | | | Sherman, Reem | | | 1416 | ISR | 0.50 | 1 | -0.16 | 40 | -6.40 | |
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) | | | | Israel Open Youth Ch. Israel Eshel Memorial 2016 under 20 | Hakfar Hayarok | ISR | 2016-07-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1722 | 1532 | 1.00 | 5 | -0.55 | 40 | -22.00 | |
| | Cohen Revivo, Shoham | | | 1932 * | ISR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Gorshtein, Ido | | | 1932 * | ISR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Qasem, Huda | | | 1371 | ISR | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Ezra, Paul Chambers | f | | 1901 | BDI | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Gefen, Itamar | | | 1473 | ISR | 0.00 | 1 | -0.58 | 40 | -23.20 | | | * 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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