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Individual Calculations January 2019 |
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| Borodety, Itamar Total change: 106.40 | |   |
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| Beer Sheva Championship B | Beer Sheva | ISR | 2018-10-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1658 | 1367 | 3.50 | 6 | 2.53 | 40 | 101.20 | |
|  Margulis, Alexander | | | 1726 | ISR | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Khersonsky, David | | | 1690 | ISR | 1.00 | 1 | 0.87 | 40 | 34.80 | |  Mikhalevski, Binyamin | | | 1630 | ISR | 0.50 | 1 | 0.32 | 40 | 12.80 | | | Rosenberg, George | | | 1678 | ISR | 0.50 | 1 | 0.36 | 40 | 14.40 | | | Lahat, Eli | | | 1498 | ISR | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Golan, Yaakov | | | 1725 | ISR | 1.00 | 1 | 0.90 | 40 | 36.00 | |
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) | | | | Artzit Youth League - South 2018/9 5-7 | Various | ISR | 2018-11-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1491 | 1363 | 1.00 | 3 | -0.01 | 40 | -0.40 | |
| | Hasson Shreger, Shalev | | | 1411 | ISR | 0.50 | 1 | 0.07 | 40 | 2.80 | | | Terkel, Raz | | | 1627 | ISR | 0.50 | 1 | 0.32 | 40 | 12.80 | | | Roytman, Yoel | | | 1435 | ISR | 0.00 | 1 | -0.40 | 40 | -16.00 | |
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) | | | | Israel Youth Championship U13 Qualifier 2018 South | Mevaseret Zion | ISR | 2018-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1049 | 1363 | 1.00 | 1 | 0.14 | 40 | 5.60 | |
| | Matityahu, Shira | | | 1049 | ISR | 1.00 | 1 | 0.14 | 40 | 5.60 | |
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) | | |
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